ZHCS275D July   2010  – January 2023 TCA6424A

PRODUCTION DATA  

  1. 1 特性
  2. 2 说明
  3. 3 Revision History
  4. 4 Description (continued)
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings (1)
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 I2C Interface Timing Requirements
    7. 6.7 Reset Timing Requirements
    8. 6.8 Switching Characteristics
    9. 6.9 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
      1. 8.1.1 Voltage Translation
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 I/O Port
      2. 8.3.2 I2C Interface
    4. 8.4 Device Functional Modes
      1. 8.4.1 Device Address
    5. 8.5 Programming
      1. 8.5.1 Power-On Reset
      2. 8.5.2 Reset Input ( RESET)
      3. 8.5.3 Interrupt Output ( INT)
      4. 8.5.4 Bus Transactions
        1. 8.5.4.1 Writes
        2. 8.5.4.2 Reads
    6. 8.6 Register Maps
      1. 8.6.1 Control Register and Command Byte
      2. 8.6.2 Register Descriptions
  9. 9 Application and Implementation
    1. 9.1 Typical Application
      1. 9.1.1 Detailed Design Procedure
        1. 9.1.1.1 Minimizing ICC When I/Os Control LEDs
    2. 9.2 Power Supply Recommendation
  10. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 支持资源
    3. 10.3 商标
    4. 10.4 静电放电警告
    5. 10.5 术语表
      1.      Mechanical, Packaging, and Orderable Information

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6.5 Electrical Characteristics

over recommended operating free-air temperature range, VCCI = 1.65 V to 5.5 V (unless otherwise noted)
PARAMETER TEST CONDITIONS VCCP MIN TYP(1) MAX UNIT
VIK Input diode clamp voltage II = –18 mA 1.65 V to 5.5 V –1.2 V
VPOR Power-on reset voltage VI = VCCP or GND, IO = 0 1.65 V to 5.5 V 1 1.4 V
VOH P-port high-level output voltage IOH = –8 mA 1.65 V 1.2 V
2.3 V 1.8
3 V 2.6
4.5 V 4.1
IOH = –10 mA 1.65 V 1
2.3 V 1.7
3 V 2.5
4.5 V 4.0
VOL P-port low-level output voltage IOL = 8mA 1.65 V 0.45 V
2.3 V 0.25
3 V 0.25
4.5 V 0.23
IOL = 10 mA 1.65 V 0.6
2.3 V 0.3
3 V 0.25
4.5 V 0.24
IOL SDA VOL = 0.4 V 1.65 V to 5.5 V 3 mA
INT VOL = 0.4 V 1.65 V to 5.5 V 3 15
II SCL, SDA, RESET VI = VCCI or GND 1.65 V to 5.5 V ±0.1 μA
ADDR VI = VCCP or GND ±0.1
IIH P port VI = VCCP 1.65 V to 5.5 V 1 μA
IIL P port VI = GND 1 μA
ICC
(ICCP + ICCI)		 Operating mode SDA,
P port,
ADDR,
RESET		 VI on SDA and RESET= VCCI or GND,
VI on P port and ADDR = VCCP,
IO = 0, I/O = inputs,
fSCL = 400 kHz		 1.65 V to 5.5 V 8 30 μA
SDA,
P port,
ADDR,
RESET		 VI on SDA and RESET= VCCI or GND,
VI on P port and ADDR = VCCP,
IO = 0, I/O = inputs,
fSCL = 100 kHz		 1.65 V to 5.5 V 1.7 10
Standby mode SCL,
SDA,
P port,
ADDR,
RESET		 VI on SCL, SDA and RESET = VCCI or GND,
VI on P port and ADDR = VCCP,
IO = 0, I/O = inputs,
fSCL = 0		 1.65 V to 5.5 V 0.1 3
ΔICCI Additional current in Standby mode SCL,SDA
RESET		 One input at VCCI – 0.6 V,
Other inputs at VCCI or GND		 1.65 V to 5.5 V 25 μA
ΔICCP P port,
ADDR,		 One input at VCCP – 0.6 V,
Other inputs at VCCP or GND		 60
CI SCL VI = VCCI or GND 1.65 V to 5.5 V 6 7 pF
Cio SDA VIO = VCCI or GND 1.65 V to 5.5 V 7 8 pF
P port VIO = VCCP or GND 7.5 8.5
(1) Except for ICC, all typical values are at nominal supply voltage (VCCP = VCCI =1.8-V, 2.5-V, 3.3-V, or 5-V VCC) and TA = 25°C. For ICC, all typical values are at VCCP = VCCI = 3.3 V and TA = 25°C.
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