ZHCSKH5C May   2008  – November 2019 DAC9881

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
    1.     Device Images
      1.      方框图
  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  Electrical Characteristics: AVDD = 5 V
    6. 6.6  Electrical Characteristics: AVDD = 2.7 V
    7. 6.7  Timing Requirements—Standalone Operation Without SDO
    8. 6.8  Timing Requirements—Standalone Operation With SDO and Daisy-Chain Mode
    9. 6.9  Typical Characteristics: AVDD = 5 V
    10. 6.10 Typical Characteristics: AVDD = 2.7 V
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Analog Output
      2. 7.3.2  Reference Inputs
      3. 7.3.3  Output Range
      4. 7.3.4  Input Data Format
      5. 7.3.5  Hardware Reset
      6. 7.3.6  Power-On Reset
        1. 7.3.6.1 Program Reset Value
      7. 7.3.7  Power Down
      8. 7.3.8  Double-Buffered Interface
        1. 7.3.8.1 Load DAC Pin (LDAC)
          1. 7.3.8.1.1 Synchronous Mode
          2. 7.3.8.1.2 Asynchronous Mode
      9. 7.3.9  1.8-V to 5-V Logic Interface
      10. 7.3.10 Power-Supply Sequence
    4. 7.4 Device Functional Modes
      1. 7.4.1 Serial Interface
        1. 7.4.1.1 Input Shift Register
          1. 7.4.1.1.1 Stand-Alone Mode
          2. 7.4.1.1.2 Daisy-Chain Mode
  8. 8 Application and Implementation
    1. 8.1 Application Information
      1. 8.1.1 Bipolar Operation Using the DAC9881
    2. 8.2 Typical Application
      1. 8.2.1 DAC9881 Sample-and-Hold Circuit
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
    3. 8.3 System Example
  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 支持资源
    4. 11.4 商标
    5. 11.5 静电放电警告
    6. 11.6 Glossary
  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

6.7 Timing Requirements—Standalone Operation Without SDO

at –40°C to +105°C (unless otherwise noted); see Figure 1(1)(2)(3)
MIN MAX UNIT
fSCLK Maximum clock frequency 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 40 MHz
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 50 MHz
t1 Minumum CS high time 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 50 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 30 ns
t2 Delay from CS falling edge to SCLK rising edge 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 8 ns
t3 Delay from SCLK falling edge to CS falling edge 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 0 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 0 ns
t4 SCLK low time 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
t5 SCLK high time 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 15 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
t6 SCLK cycle time 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 25 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 20 ns
t7 Delay from SCLK rising edge to CS rising edge 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
t8 Input data setup time 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 8 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 5 ns
t9 Input data hold time 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 5 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 5 ns
t14 Delay from CS rising edge to LDAC falling edge 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 5 ns
t15 LDAC pulse duration 2.7 ≤ AVDD < 3.6 V, 2.7 ≤ IOVDD ≤ AVDD 15 ns
3.6 ≤ AVDD ≤ 5.5 V, 2.7 ≤ IOVDD ≤ AVDD 10 ns
(1) All input signals are specified with tR = tF = 2ns (10% to 90% of IOVDD) and timed from a voltage level of IOVDD / 2.
(2) Specified by design; not production tested.
(3) Sample tested during the initial release and after any redesign or process changes that may affect these parameters.
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