ZHCSIL6E June   2017  – March 2019 66AK2G12

PRODUCTION DATA.  

  1. 1器件概述
    1. 1.1 特性
    2. 1.2 应用
    3. 1.3 说明
    4. 1.4 功能方框图
  2. 2修订历史记录
  3. 3Device Comparison
    1. 3.1 Related Products
  4. 4Terminal Configuration and Functions
    1. 4.1 Pin Diagram
    2. 4.2 Pin Attributes
    3. 4.3 Signal Descriptions
      1. 4.3.1  DSS
      2. 4.3.2  DDR EMIF
      3. 4.3.3  GPMC
      4. 4.3.4  Timers
      5. 4.3.5  I2C
      6. 4.3.6  UART
      7. 4.3.7  SPI
      8. 4.3.8  QSPI
      9. 4.3.9  McASP
      10. 4.3.10 USB
      11. 4.3.11 PCIESS
      12. 4.3.12 DCAN
      13. 4.3.13 EMAC
      14. 4.3.14 MLB
      15. 4.3.15 McBSP
      16. 4.3.16 MMC/SD
      17. 4.3.17 GPIO
      18. 4.3.18 ePWM
      19. 4.3.19 PRU-ICSS
      20. 4.3.20 Emulation and Debug Subsystem
      21. 4.3.21 System and Miscellaneous
        1. 4.3.21.1 Boot Mode Configuration
        2. 4.3.21.2 Reset
        3. 4.3.21.3 Oscillator Reference Clocks and Clock Generator
        4. 4.3.21.4 Miscellaneous
        5. 4.3.21.5 Interrupt Controllers (INTC)
        6. 4.3.21.6 Power Supplies
    4. 4.4 Pin Multiplexing
    5. 4.5 Connections for Unused Pins
  5. 5Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Power-On-Hour (POH) Limits
    4. 5.4 Recommended Operating Conditions
    5. 5.5 Operating Performance Points
    6. 5.6 Power Consumption Summary
    7. 5.7 Electrical Characteristics
      1. Table 5-2  DDR3L SSTL DC Electrical Characteristics
      2. Table 5-3  I2C OPEN DRAIN DC Electrical Characteristics
      3. Table 5-4  Oscillators DC Electrical Characteristics
      4. Table 5-5  LVDS Input Buffer DC Electrical Characteristics
      5. Table 5-6  LVDS Output Buffer DC Electrical Characteristics
      6. Table 5-7  MLB LVDS Buffers DC Electrical Characteristics
      7. Table 5-8  PORn DC Electrical Characteristics
      8. Table 5-9  1.8-Volt I/O LVCMOS DC Electrical Characteristics
      9. Table 5-10 3.3-Volt I/O LVCMOS DC Electrical Characteristics
      10. 5.7.1      USB0_PHY and USB1_PHY DC Electrical Characteristics
      11. 5.7.2      PCIe SERDES DC Electrical Characteristics
    8. 5.8 Thermal Resistance Characteristics for ABY Package
      1. Table 5-11 Thermal Resistance Characteristics for ABY Package
    9. 5.9 Timing and Switching Characteristics
      1. 5.9.1 Power Supply Sequencing
        1. 5.9.1.1 Power-Up Sequence
        2. 5.9.1.2 Power-Down Sequence
      2. 5.9.2 Reset Timing
        1. 5.9.2.1 Reset Electrical Data/Timing
      3. 5.9.3 Clock Specifications
        1. 5.9.3.1  Input Clocks / Oscillators
          1. 5.9.3.1.1 System Oscillator (SYSOSC) with External Crystal Circuit
          2. 5.9.3.1.2 System Oscillator (SYSOSC) with External LVCMOS Clock Source
          3. 5.9.3.1.3 System Oscillator (SYSOSC) Not Used
          4. 5.9.3.1.4 Optional LVDS Clock Inputs
        2. 5.9.3.2  Optional LVDS Clock Inputs Not Used
        3. 5.9.3.3  Optional Audio Oscillator (AUDOSC) with External Crystal Circuit
        4. 5.9.3.4  Optional Audio Oscillator (AUDOSC) with External LVCMOS Clock Source
        5. 5.9.3.5  Optional Audio Oscillator (AUDOSC) Not Used
        6. 5.9.3.6  Optional USB PHY Reference Clock
        7. 5.9.3.7  PCIe Reference Clock
        8. 5.9.3.8  Output Clocks
        9. 5.9.3.9  PLLs
          1. 5.9.3.9.1 DDR_PLL Settings
        10. 5.9.3.10 Recommended Clock and Control Signal Transition Behavior
      4. 5.9.4 Peripherals
        1. 5.9.4.1  DCAN
        2. 5.9.4.2  DSS
        3. 5.9.4.3  DDR EMIF
        4. 5.9.4.4  EMAC
          1. 5.9.4.4.1 EMAC MDIO Interface Timings
          2. 5.9.4.4.2 EMAC MII Timings
            1. Table 5-28 Timing Requirements for MII_RXCLK—MII Operation
            2. Table 5-29 Timing Requirements for MII_TXCLK—MII Operation
            3. Table 5-30 Timing Requirements for EMAC MII Receive 10 Mbps and 100 Mbps
            4. Table 5-31 Switching Characteristics Over Recommended Operating Conditions for EMAC MII Transmit 10 Mbps and 100 Mbps
          3. 5.9.4.4.3 EMAC RMII Timings
            1. Table 5-32 Timing Requirements for EMAC RMII_REFCLK—RMII Operation
            2. Table 5-33 Timing Requirements for EMAC RMII Receive
            3. Table 5-34 Switching Characteristics Over Recommended Operating Conditions for EMAC RMII_REFCLK —RMII Operation
            4. Table 5-35 Switching Characteristics Over Recommended Operating Conditions for EMAC RMII Transmit 10 Mbps and 100 Mbps
          4. 5.9.4.4.4 EMAC RGMII Timings
            1. Table 5-36 Timing Requirements for RGMII_RXC—RGMII Operation
            2. Table 5-37 Timing Requirements for EMAC RGMII Input Receive for 10 Mbps, 100 Mbps, and 1000 Mbps
            3. Table 5-38 Switching Characteristics Over Recommended Operating Conditions for Transmit - RGMII operation for 10 Mbps, 100 Mbps, and 1000 Mbps
            4. Table 5-39 Switching Characteristics Over Recommended Operating Conditions for EMAC RGMII Transmit - RGMII_TXD[3:0], and RGMII_TXCTL - RGMII Mode
            5. Table 5-40 Switching Characteristics Over Recommended Operating Conditions for EMAC RGMII Transmit - RGMII_TXD[3:0], and RGMII_TXCTL - RGMII ID Mode
        5. 5.9.4.5  GPMC
          1. 5.9.4.5.1 GPMC and NOR Flash—Synchronous Mode
            1. Table 5-41 GPMC and NOR Flash Timing Conditions—Synchronous Mode
            2. Table 5-42 GPMC and NOR Flash Timing Requirements—Synchronous Mode
            3. Table 5-43 GPMC and NOR Flash Switching Characteristics—Synchronous Mode
          2. 5.9.4.5.2 GPMC and NOR Flash—Asynchronous Mode
            1. Table 5-44 GPMC and NOR Flash Internal Timing Parameters—Asynchronous Mode
            2. Table 5-45 GPMC and NOR Flash Timing Requirements—Asynchronous Mode
            3. Table 5-46 GPMC and NOR Flash Switching Characteristics—Asynchronous Mode
        6. 5.9.4.6  I2C
          1. Table 5-47 Timing Requirements for I2C Input Timings
          2. Table 5-48 Switching Characteristics Over Recommended Operating Conditions for I2C Output Timings
        7. 5.9.4.7  McASP
          1. Table 5-49 Timing Requirements for McASP
        8. 5.9.4.8  McBSP
          1. Table 5-51 McBSP Timing Requirements
          2. Table 5-52 McBSP Switching Characteristics
          3. Table 5-53 McBSP Timing Requirements for FSR When GSYNC = 1
        9. 5.9.4.9  MLB
        10. 5.9.4.10 MMC/SD
          1. Table 5-60 MMC Timing Conditions
          2. Table 5-61 Timing Requirements for MMC0_CMD and MMC0_DATn
          3. Table 5-62 Timing Requirements for MMC1_CMD and MMC1_DATn when operating in SDR mode
          4. Table 5-63 Timing Requirements for MMC1_CMD and MMC1_DATn when operating in DDR mode
          5. Table 5-64 Switching Characteristics for MMCi_CLK
          6. Table 5-65 Switching Characteristics for MMC0_CMD and MMC0_DATn—HSPE=0
          7. Table 5-66 Switching Characteristics for MMC1_CMD and MMC1_DATn—HSPE=0 when operating in SDR mode
          8. Table 5-67 Switching Characteristics for MMC1_CMD and MMC1_DATn—HSPE=0 when operating in DDR mode
        11. 5.9.4.11 PCIESS
        12. 5.9.4.12 PRU-ICSS
          1. 5.9.4.12.1 Programmable Real-Time Unit (PRU-ICSS PRU)
            1. 5.9.4.12.1.1 PRU-ICSS PRU Direct Input/Output Mode Electrical Data and Timing
              1. Table 5-68 PRU-ICSS PRU Timing Requirements - Direct Input Mode
              2. Table 5-69 PRU-ICSS PRU Switching Requirements – Direct Output Mode
            2. 5.9.4.12.1.2 PRU-ICSS PRU Parallel Capture Mode Electrical Data and Timing
              1. Table 5-70 PRU-ICSS PRU Timing Requirements – Parallel Capture Mode
            3. 5.9.4.12.1.3 PRU-ICSS PRU Shift Mode Electrical Data and Timing
              1. Table 5-71 PRU-ICSS PRU Timing Requirements – Shift In Mode
              2. Table 5-72 PRU-ICSS PRU Switching Requirements – Shift Out Mode
          2. 5.9.4.12.2 PRU-ICSS EtherCAT (PRU-ICSS ECAT)
            1. 5.9.4.12.2.1 PRU-ICSS ECAT Electrical Data and Timing
              1. Table 5-73 PRU-ICSS ECAT Timing Requirements – Input Validated With SYNCx
              2. Table 5-74 PRU-ICSS ECAT Timing Requirements – LATCHx_IN
              3. Table 5-75 PRU-ICSS ECAT Switching Requirements – Digital IOs
          3. 5.9.4.12.3 PRU-ICSS MII_RT and Switch
            1. 5.9.4.12.3.1 PRU-ICSS MDIO Electrical Data and Timing
              1. Table 5-76 PRU-ICSS MDIO Timing Requirements – MDIO_DATA
              2. Table 5-77 PRU-ICSS MDIO Switching Characteristics – MDIO_CLK
              3. Table 5-78 PRU-ICSS MDIO Switching Characteristics – MDIO_DATA
            2. 5.9.4.12.3.2 PRU-ICSS MII_RT Electrical Data and Timing
              1. Table 5-79 PRU-ICSS MII_RT Timing Requirements – MII_RXCLK
              2. Table 5-80 PRU-ICSS MII_RT Timing Requirements – MII_TXCLK
              3. Table 5-81 PRU-ICSS MII_RT Timing Requirements – MII_RXD[3:0], MII_RXDV, and MII_RXER
              4. Table 5-82 PRU-ICSS MII_RT Switching Characteristics – MII_TXD[3:0] and MII_TXEN
          4. 5.9.4.12.4 PRU-ICSS Universal Asynchronous Receiver Transmitter (PRU-ICSS UART)
            1. Table 5-83 PRU-ICSS UART Timing Conditions
            2. Table 5-84 Timing Requirements for PRU-ICSS UART Receive
            3. Table 5-85 Switching Characteristics Over Recommended Operating Conditions for PRU-ICSS UART Transmit
          5. 5.9.4.12.5 PRU-ICSS PRU Sigma Delta and EnDAT Modes
            1. Table 5-86 PRU-ICSS PRU Timing Requirements - Sigma Delta Mode
            2. Table 5-87 PRU-ICSS PRU Timing Requirements - EnDAT Mode
            3. Table 5-88 PRU-ICSS PRU Switching Requirements - EnDAT Mode
        13. 5.9.4.13 QSPI
        14. 5.9.4.14 SPI
          1. 5.9.4.14.1 SPI—Slave Mode
            1. Table 5-91 Timing Requirements for SPI Input Timings—Slave Mode
            2. Table 5-92 Switching Characteristics for SPI Output Timings—Slave Mode
          2. 5.9.4.14.2 SPI—Master Mode
            1. Table 5-93 SPI Timing Conditions—Master Mode
            2. Table 5-94 Timing Requirements for SPI Input Timings—Master Mode
            3. Table 5-95 Switching Characteristics for SPI Output Timings—Master Mode
        15. 5.9.4.15 Timers
        16. 5.9.4.16 UART
          1. Table 5-98 Timing Requirements for UART
          2. Table 5-99 Switching Characteristics Over Recommended Operating Conditions for UART
        17. 5.9.4.17 USB
      5. 5.9.5 Emulation and Debug Subsystem
        1. 5.9.5.1 IEEE 1149.1 Standard-Test-Access Port (JTAG)
          1. 5.9.5.1.1 JTAG Electrical Data and Timing
            1. Table 5-100 Timing Requirements for IEEE 1149.1 JTAG
            2. Table 5-101 Switching Characteristics Over Recommended Operating Conditions for IEEE 1149.1 JTAG
  6. 6Detailed Description
    1. 6.1  Overview
    2. 6.2  Functional Block Diagram
    3. 6.3  Arm A15
    4. 6.4  C66x DSP Subsystem
    5. 6.5  C66x Cache Subsystem
    6. 6.6  PRU-ICSS
    7. 6.7  Memory Subsystem
      1. 6.7.1 MSMC
      2. 6.7.2 DDR EMIF
      3. 6.7.3 GPMC
    8. 6.8  Interprocessor Communication
      1. 6.8.1 MSGMGR
      2. 6.8.2 SEM
    9. 6.9  EDMA
    10. 6.10 Peripherals
      1. 6.10.1  DCAN
      2. 6.10.2  DSS
      3. 6.10.3  eCAP
      4. 6.10.4  ePWM
      5. 6.10.5  eQEP
      6. 6.10.6  GPIO
      7. 6.10.7  I2C
      8. 6.10.8  ASRC
      9. 6.10.9  McASP
      10. 6.10.10 McBSP
      11. 6.10.11 MLB
      12. 6.10.12 MMC/SD
      13. 6.10.13 NSS
      14. 6.10.14 PCIESS
      15. 6.10.15 QSPI
      16. 6.10.16 SPI
      17. 6.10.17 Timers
      18. 6.10.18 UART
      19. 6.10.19 USB
  7. 7Applications, Implementation, and Layout
    1. 7.1 DDR3L Board Design and Layout Guidelines
      1. 7.1.1 DDR3L General Board Layout Guidelines
      2. 7.1.2 DDR3L Board Design and Layout Guidelines
        1. 7.1.2.1  Board Designs
        2. 7.1.2.2  DDR3L Device Combinations
        3. 7.1.2.3  DDR3L Interface Schematic
          1. 7.1.2.3.1 32-Bit DDR3L Interface
          2. 7.1.2.3.2 16-Bit DDR3L Interface
        4. 7.1.2.4  Compatible JEDEC DDR3L Devices
        5. 7.1.2.5  PCB Stackup
        6. 7.1.2.6  Placement
        7. 7.1.2.7  DDR3L Keepout Region
        8. 7.1.2.8  Bulk Bypass Capacitors
        9. 7.1.2.9  High-Speed Bypass Capacitors
          1. 7.1.2.9.1 Return Current Bypass Capacitors
        10. 7.1.2.10 Net Classes
        11. 7.1.2.11 DDR3L Signal Termination
        12. 7.1.2.12 VREF_DDR Routing
        13. 7.1.2.13 VTT
        14. 7.1.2.14 CK and ADDR_CTRL Topologies and Routing Definition
          1. 7.1.2.14.1 Four DDR3L Devices
            1. 7.1.2.14.1.1 CK and ADDR_CTRL Topologies, Four DDR3L Devices
            2. 7.1.2.14.1.2 CK and ADDR_CTRL Routing, Four DDR3L Devices
          2. 7.1.2.14.2 One DDR3L Device
            1. 7.1.2.14.2.1 CK and ADDR_CTRL Topologies, One DDR3L Device
            2. 7.1.2.14.2.2 CK and ADDR/CTRL Routing, One DDR3L Device
        15. 7.1.2.15 Data Topologies and Routing Definition
          1. 7.1.2.15.1 DQS and DQ/DM Topologies, Any Number of Allowed DDR3L Devices
          2. 7.1.2.15.2 DQS and DQ/DM Routing, Any Number of Allowed DDR3L Devices
        16. 7.1.2.16 Routing Specification
          1. 7.1.2.16.1 CK and ADDR_CTRL Routing Specification
          2. 7.1.2.16.2 DQS and DQ Routing Specification
    2. 7.2 High Speed Differential Signal Routing Guidance
    3. 7.3 Power Distribution Network (PDN) Implementation Guidance
      1. 7.3.1 Decoupling/Filtering of Analog Power Supplies and Reference Inputs
        1. 7.3.1.1 PLL Power Supplies
        2. 7.3.1.2 DDR EMIF PHY DLL Power Supplies
        3. 7.3.1.3 DDR EMIF PHY Voltage Reference Input
        4. 7.3.1.4 Internal LDO Outputs
        5. 7.3.1.5 PCIe PHY Power Supply
        6. 7.3.1.6 USB PHY Power Supplies
    4. 7.4 Single-Ended Interfaces
      1. 7.4.1 General Routing Guidelines
    5. 7.5 Clock Routing Guidelines
      1. 7.5.1 Oscillator Routing
      2. 7.5.2 Oscillator Ground Connection
  8. 8Device and Documentation Support
    1. 8.1 Device Nomenclature
    2. 8.2 Tools and Software
    3. 8.3 Documentation Support
    4. 8.4 Receiving Notification of Documentation Updates
      1. 8.4.1 静电放电警告
    5. 8.5 Community Resources
    6. 8.6 商标
    7. 8.7 Glossary
  9. 9Mechanical Packaging and Orderable Information
    1. 9.1 Packaging Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • ABY|625
散热焊盘机械数据 (封装 | 引脚)
订购信息

4.3.2 DDR EMIF

Table 4-3 DDR External Memory Interface Signal Descriptions

SIGNAL NAME [1] DESCRIPTION [2] PIN TYPE [3] ABY BALL [4]
DDR3_A00 EMIF address bit 00 output OZ AC15
DDR3_A01 EMIF address bit 01 output OZ Y15
DDR3_A02 EMIF address bit 02 output OZ AC16
DDR3_A03 EMIF address bit 03 output OZ AA15
DDR3_A04 EMIF address bit 04 output OZ AB16
DDR3_A05 EMIF address bit 05 output OZ AE17
DDR3_A06 EMIF address bit 06 output OZ AC14
DDR3_A07 EMIF address bit 07 output OZ AB15
DDR3_A08 EMIF address bit 08 output OZ AC17
DDR3_A09 EMIF address bit 09 output OZ AB17
DDR3_A10 EMIF address bit 10 output OZ AB14
DDR3_A11 EMIF address bit 11 output OZ AA16
DDR3_A12 EMIF address bit 12 output OZ AA17
DDR3_A13 EMIF address bit 13 output OZ AA12
DDR3_A14 EMIF address bit 14 output OZ Y17
DDR3_A15 EMIF address bit 15 output OZ Y16
DDR3_BA0 EMIF bank address 0 output OZ AA14
DDR3_BA1 EMIF bank address 1 output OZ AB13
DDR3_BA2 EMIF bank address 2 output OZ AD17
DDR3_CASn EMIF column address strobe output OZ AC13
DDR3_CB00 EMIF ECC check bit 00 input/output IOZ AA11
DDR3_CB01 EMIF ECC check bit 01 input/output IOZ AB11
DDR3_CB02 EMIF ECC check bit 02 input/output IOZ AC11
DDR3_CB03 EMIF ECC check bit 03 input/output IOZ AC12
DDR3_CBDQM EMIF ECC check bits data mask output OZ Y11
DDR3_CBDQS_N EMIF ECC check bit data strobe input/output (negative) IOZ AD12
DDR3_CBDQS_P EMIF ECC check bit data strobe input/output (positive) IOZ AE12
DDR3_CEn0 EMIF chip enable 0 output (Active Low) OZ AD13
DDR3_CKE0 EMIF clock enable 0 output OZ AB18
DDR3_CLKOUT_N0 EMIF differential clock 0 output (negative) OZ AD15
DDR3_CLKOUT_P0 EMIF differential clock 0 output (positive) OZ AE15
DDR3_CLKOUT_N1 EMIF differential clock 1 output (negative) OZ AD16
DDR3_CLKOUT_P1 EMIF differential clock 1 output (positive) OZ AE16
DDR3_D00 EMIF data bit 00 input/output IOZ AD2
DDR3_D01 EMIF data bit 01 input/output IOZ Y4
DDR3_D02 EMIF data bit 02 input/output IOZ AC3
DDR3_D03 EMIF data bit 03 input/output IOZ AC2
DDR3_D04 EMIF data bit 04 input/output IOZ AE3
DDR3_D05 EMIF data bit 05 input/output IOZ AA4
DDR3_D06 EMIF data bit 06 input/output IOZ AD3
DDR3_D07 EMIF data bit 07 input/output IOZ AB3
DDR3_D08 EMIF data bit 08 input/output IOZ AA6
DDR3_D09 EMIF data bit 09 input/output IOZ Y7
DDR3_D10 EMIF data bit 10 input/output IOZ Y6
DDR3_D11 EMIF data bit 11 input/output IOZ AC5
DDR3_D12 EMIF data bit 12 input/output IOZ AB6
DDR3_D13 EMIF data bit 13 input/output IOZ Y5
DDR3_D14 EMIF data bit 14 input/output IOZ AC4
DDR3_D15 EMIF data bit 15 input/output IOZ AB5
DDR3_D16 EMIF data bit 16 input/output IOZ AB7
DDR3_D17 EMIF data bit 17 input/output IOZ AB8
DDR3_D18 EMIF data bit 18 input/output IOZ AC7
DDR3_D19 EMIF data bit 19 input/output IOZ AA7
DDR3_D20 EMIF data bit 20 input/output IOZ AA8
DDR3_D21 EMIF data bit 21 input/output IOZ AC6
DDR3_D22 EMIF data bit 22 input/output IOZ AE7
DDR3_D23 EMIF data bit 23 input/output IOZ AD7
DDR3_D24 EMIF data bit 24 input/output IOZ AA10
DDR3_D25 EMIF data bit 25 input/output IOZ AE10
DDR3_D26 EMIF data bit 26 input/output IOZ AD10
DDR3_D27 EMIF data bit 27 input/output IOZ AC10
DDR3_D28 EMIF data bit 28 input/output IOZ AC9
DDR3_D29 EMIF data bit 29 input/output IOZ AB10
DDR3_D30 EMIF data bit 30 input/output IOZ AB9
DDR3_D31 EMIF data bit 31 input/output IOZ Y8
DDR3_DQM0 EMIF data mask 0 output for byte 0 of the 32-bit data bus OZ AB4
DDR3_DQM1 EMIF data mask 1 output for byte 1 of the 32-bit data bus OZ AA5
DDR3_DQM2 EMIF data mask 2 output for byte 2 of the 32-bit data bus OZ AC8
DDR3_DQM3 EMIF data mask 3 output for byte 3 of the 32-bit data bus OZ AA9
DDR3_DQS0_N EMIF differential data strobe 0 negative input/output for byte 0 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AE2
DDR3_DQS0_P EMIF differential data strobe 0 positive input/output for byte 0 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AD1
DDR3_DQS1_N EMIF differential data strobe 1 negative input/output for byte 1 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AE4
DDR3_DQS1_P EMIF differential data strobe 1 positive input/output for byte 1 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AD4
DDR3_DQS2_N EMIF differential data strobe 2 negative input/output for byte 2 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AD6
DDR3_DQS2_P EMIF differential data strobe 2 positive input/output for byte 2 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AE6
DDR3_DQS3_N EMIF differential data strobe 3 negative input/output for byte 3 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AD9
DDR3_DQS3_P EMIF differential data strobe 3 positive input/output for byte 3 of the 32-bit data bus. This signal is a output to the DDR3L memory when writing and a input when reading. IOZ AE9
DDR3_ODT0 EMIF on-die termination output for chip select 0 OZ AA13
DDR3_RASn EMIF row address strobe output OZ AE13
DDR3_RESETn EMIF reset output (DDR3L-SDRAM only) OZ Y18
DDR3_RZQ0 EMIF calibration resistor. An external 240 Ω ±1% resistor must be connected between this pin and VSS. A W12
DDR3_RZQ1 EMIF calibration resistor. An external 240 Ω ±1% resistor must be connected between this pin and VSS. A V9
DDR3_WEn EMIF write enable output OZ Y13
DDR_CLK_N EMIF DPLL differential reference clock input (Negative) I AD24
DDR_CLK_P EMIF DPLL differential reference clock input (Positive) I AE24

    For more information, see section DDR Extrenal Memory Interface (EMIF) in chapter Memory Subsystem of the Device TRM.
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