ZHCSG75E April   2017  – April 2018 TUSB544

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      简化原理图
  4. 4 修订历史记录
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
  6. 6 Specifications
    1. 6.1  Absolute Maximum Ratings
    2. 6.2  ESD Ratings
    3. 6.3  Recommended Operating Conditions
    4. 6.4  Thermal Information
    5. 6.5  Power Supply Characteristics
    6. 6.6  DC Electrical Characteristics
    7. 6.7  AC Electrical Characteristics
    8. 6.8  Timing Requirements
    9. 6.9  Switching Characteristics
    10. 6.10 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 USB 3.1
      2. 7.3.2 DisplayPort
      3. 7.3.3 4-Level Inputs
      4. 7.3.4 Receiver Linear Equalization
    4. 7.4 Device Functional Modes
      1. 7.4.1 Device Configuration in GPIO Mode
      2. 7.4.2 Device Configuration in I2C Mode
      3. 7.4.3 DisplayPort Mode
      4. 7.4.4 Custom Alternate Mode
      5. 7.4.5 Linear EQ Configuration
      6. 7.4.6 Adjustable VOD Linear Range and DC Gain
      7. 7.4.7 USB3.1 modes
      8. 7.4.8 Operation Timing – Power Up
    5. 7.5 Programming
      1. 7.5.1 The Following Procedure Should be Followed to Write to TUSB544 I2C Registers:
      2. 7.5.2 The Following Procedure Should be Followed to Read the TUSB544 I2C Registers:
      3. 7.5.3 The Following Procedure Should be Followed for Setting a Starting Sub-Address for I2C Reads:
    6. 7.6 Register Maps
      1. 7.6.1 TUSB544 Registers
        1. 7.6.1.1  GENERAL_4 Register (Offset = Ah) [reset = 1h]
          1. Table 13. GENERAL_4 Register Field Descriptions
        2. 7.6.1.2  GENERAL_5 Register (Offset = Bh) [reset = 0h]
          1. Table 14. GENERAL_5 Register Field Descriptions
        3. 7.6.1.3  GENERAL_6 Register (Offset = Ch) [reset = 0h]
          1. Table 15. GENERAL_6 Register Field Descriptions
        4. 7.6.1.4  DISPLAYPORT_1 Register (Offset = 10h) [reset = 0h]
          1. Table 16. DISPLAYPORT Register Field Descriptions
        5. 7.6.1.5  DISPLAYPORT_2 Register (Offset = 11h) [reset = 0h]
          1. Table 17. DISPLAYPORT_2 Register Field Descriptions
        6. 7.6.1.6  DISPLAYPORT_3 Register (Offset = 12h) [reset = 0h]
          1. Table 18. DISPLAYPORT_3 Register Field Descriptions
        7. 7.6.1.7  DISPLAYPORT_4 Register (Offset = 13h) [reset = 0h]
          1. Table 19. DISPLAYPORT_4 Register Field Descriptions
        8. 7.6.1.8  DISPLAYPORT_5 Register (Offset = 1Bh) [reset = 0h]
          1. Table 20. DISPLAYPORT_5 Register Field Descriptions
        9. 7.6.1.9  USB3.1_1 Register (Offset = 20h) [reset = 0h]
          1. Table 21. USB3.1 Register Field Descriptions
        10. 7.6.1.10 USB3.1_2 Register (Offset = 21h) [reset = 0h]
          1. Table 22. USB3.1_2 Register Field Descriptions
        11. 7.6.1.11 USB3.1_3 Register (Offset = 22h) [reset = 0h]
          1. Table 23. USB3.1_3 Register Field Descriptions
        12. 7.6.1.12 USB3.1_4 Register (Offset = 23h) [reset = 23h]
          1. Table 24. USB3.1_4 Register Field Descriptions
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curve
    3. 8.3 System Examples
      1. 8.3.1 USB 3.1 only (USB/DP Alternate Mode)
      2. 8.3.2 USB3.1 and 2 lanes of DisplayPort
      3. 8.3.3 DisplayPort Only
      4. 8.3.4 USB 3.1 only (USB/Custom Alternate Mode)
      5. 8.3.5 USB3.1 and 1 Lane of Custom Alt Mode
      6. 8.3.6 USB3.1 and 2 Lane of Custom Alt Mode
      7. 8.3.7 USB3.1 and 4 Lane of Custom Alt Mode
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11器件和文档支持
    1. 11.1 文档支持
      1. 11.1.1 相关文档
    2. 11.2 接收文档更新通知
    3. 11.3 社区资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 术语表
  12. 12机械、封装和可订购信息

封装选项

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

5 Pin Configuration and Functions

RNQ Package
40-Pin (WQFN)
Top View

Pin Functions

PIN I/O DESCRIPTION
NO. NAME
1 VCC P 3.3 V Power Supply
2 UEQ1/A1 4 Level I This pin along with UEQ0 sets the high-frequency equalizer gain for upstream facing URX1, URX2, UTX1, UTX2 receivers. Up to 9.4 dB of EQ available. In I2C mode, this pin will also set TUSB544 I2C address. Refer to Table 10.
3 CFG0 4 Level I CFG0. This pin along with CFG1 will select VOD linearity range and DC gain for all the downstream and upstream channels. Refer to Table 8 for VOD linearity range and DC gain options.
4 CFG1 4 Level I CFG1. This pin along with CFG0 will set VOD linearity range and DC gain for all the downstream and upstream channels. Refer to Table 8 for VOD linearity range and DC gain options.
5 SWAP 2 Level I This pin swaps all the channel directions and EQ settings of downstream facing and upstream facing data path inputs.
0 – Do not swap channel directions and EQ settings (Default)
1. – Swap channel directions and EQ settings.
6 VCC P 3.3V Power Supply
7 SLP_S0# 2 Level I This pin when asserted low will disable Receiver Detect functionality. While this pin is low and TUSB544 is in U2/U3, TUSB544 will disable LOS and LFPS detection circuitry and RX termination for both channels will remain enabled. If this pin is low and TUSB544 is in Disconnect state, the RX detect functionality will be disabled and RX termination for both channels will be disabled.
0 – RX Detect disabled
1 – RX Detect enabled (Default)
8 DIR0 2 Level I This pin along with DIR1 sets the data path signal direction format. Refer to Table 4 for signal direction formats.
9 URX2p Diff I/O Differential positive input/output for upstream facing RX2 port.
10 URX2n Diff I/O Differential negative input/output for upstream facing RX2 port.
11 DIR1 2 Level I/O This pin along with DIR0 sets the data path signal direction format. Refer to Table 4 for signal direction formats.
12 UTX2p Diff I/O Differential positive input/output for upstream facing TX2 port.
13 UTX2n Diff I/O Differential negative input/output for upstream facing TX2 port.
14 VIO_SEL 4 Level I/O This pin selects I/O voltage levels for the 2-level GPIO configuration pins and the I2C interface:
0 = 3.3-V configuration I/O voltage, 3.3-V I2C interface (Default)
R = 3.3-V configuration I/O voltage, 1.8-V I2C interface
F = 1.8-V configuration I/O voltage, 3.3-V I2C interface
1 = 1.8-V configuration I/O voltage, 1.8-V I2C interface.
15 UTX1n Diff I/O Differential negative input/output for upstream facing TX1 port.
16 UTX1p Diff I/O Differential positive input/output for upstream facing TX1 port.
17 I2C_EN 4 Level I I2C Programming or Pin Strap Programming Select.
0 = GPIO Mode AUX Snoop enabled (I2C disabled)
R = TI Test Mode (I2C enabled)
F = GPIO Mode, AUX Snoop Disabled (I2C disabled)
1 = I2C enabled.
18 URX1n Diff I/O Differential negative input/output for upstream facing RX1 port.
19 URX1p Diff I/O Differential positive input/output for upstream facing RX1 port.
20 VCC P 3.3V Power Supply
21 FLIP/SCL 2 Level I
(Failsafe) 		In GPIO mode, this is Flip control pin, otherwise this pin is I2C clock.
22 CTL0/SDA 2 Level I
(Failsafe) 		In GPIO mode, this is a USB3.1 Switch control pin, otherwise this pin is I2C data.
23 CTL1 2 Level I
(PD) 		DP Alt mode Switch Control Pin. In GPIO mode, this pin will enable or disable DisplayPort functionality. Otherwise DisplayPort functionality is enabled and disabled through I2C registers.
L = DisplayPort Disabled.
H = DisplayPort Enabled.
In I2C mode, this pin is not used by device.
24 AUXp I/O,
CMOS		 AUXp. DisplayPort AUX positive I/O connected to the DisplayPort source or sink through an AC coupling capacitor. In addition to AC coupling capacitor, this pin also requires a 100-kΩ resistor to GND between the AC coupling capacitor and the AUXp pin if the TUSB544 is used on the DisplayPort source side, or a 1-MΩ resistor to DP_PWR (3.3V) between the AC coupling capacitor and the AUXp pin if TUSB544 is used on the DisplayPort sink side. This pin along with AUXn is used by the TUSB544 for AUX snooping and is routed to SBU1/2 based on the orientation of the Type-C plug.
25 AUXn I/O,
CMOS		 AUXn. DisplayPort AUX I/O connected to the DisplayPort source or sink through an AC coupling capacitor. In addition to AC coupling capacitor, this pin also requires a 100-kΩ resistor to DP_PWR (3.3V) between the AC coupling capacitor and the AUXn pin if the TUSB544 is used on the DisplayPort source side, or a 1-MΩ resistor to GND between the AC coupling capacitor and the AUXn pin if TUSB544 is used on the DisplayPort sink side. This pin along with AUXp is used by the TUSB544 for AUX snooping and is routed to SBU1/2 based on the orientation of the Type-C plug.
26 SBU2 I/O,
CMOS		 SBU2. When the TUSB544 is used on the DisplayPort source side, this pin should be DC coupled to the SBU2 pin of the Type-C receptacle. When the TUSB544 is used on the DisplayPort sink side, this pin should be DC coupled to the SBU1 pin of the Type-C receptacle. A 2-MΩ resistor to GND is also recommended.
27 SBU1 I/O,
CMOS		 SBU1. When the TUSB544 is used on the DisplayPort source side, this pin should be DC coupled to the SBU1 pin of the Type-C receptacle. When the TUSB544 is used on the DisplayPort sink side, this pin should be DC coupled to the SBU2 pin of the Type-C receptacle. A 2-MΩ resistor to GND is also recommended.
28 VCC P 3.3V Power Supply
29 DEQ1 4 Level I This pin along with DEQ0 sets the high-frequency equalizer gain for downstream facing DRX1, DRX2, DTX1, DTX2 receivers.
Up to 11 dB of EQ available.
30 DRX1p Diff I/O Differential positive input/output for downstream facing RX1 port.
31 DRX1n Diff I/O Differential negative input/output for downstream facing RX1 port.
32 HPDIN 2 Level I (PD) This pin is an input for Hot Plug Detect received from DisplayPort sink. When HPDIN is low for greater than tCTL1_DEBOUNCE, all DisplayPort lanes are disabled and AUX to SBU switch will remain closed.
33 DTX1p Diff I/O Differential positive input/output for downstream facing TX1 port.
34 DTX1n Diff I/O Differential negative input/output for downstream facing TX1 port.
35 UEQ0/A0 4 Level I This pin along with UEQ1 sets the high-frequency equalizer gain for upstream facing URX1, URX2, UTX1, UTX2 receivers. Up to 9.4 dB of EQ available. In I2C mode, this pin will also set TUSB544 I2C address. Refer to Table 10.
36 DTX2n Diff I/O Differential negative input/output for downstream facing TX2 port.
37 DTX2p Diff I/O Differential positive input/output for downstream facing TX2 port.
38 DEQ0 4 Level I This pin along with DEQ1 sets the high-frequency equalizer gain for downstream facing DRX1, DRX2, DTX1, DTX2 receivers.
Up to 11 dB of EQ available.
39 DRX2n Diff I/O Differential negative input/output for downstream facing RX2 port.
40 DRX2p Diff I/O Differential positive input/output for downstream facing RX2 port.
Thermal Pad GND Ground
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