SCPS277B November   2022  – November 2023 TCAL6408

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Timing Requirements
    7. 5.7 I2C Bus Timing Requirements
    8. 5.8 Switching Characteristics
    9. 5.9 Typical Characteristics
  7. 6 Parameter Measurement Information
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 Voltage Translation
      2. 7.3.2 I/O Port
      3. 7.3.3 Adjustable Output Drive Strength
      4. 7.3.4 Interrupt Output (INT)
      5. 7.3.5 Reset Input (RESET)
      6. 7.3.6 Software Reset Call
    4. 7.4 Device Functional Modes
      1. 7.4.1 Power-On Reset
    5. 7.5 Programming
      1. 7.5.1 I2C Interface
    6. 7.6 Register Maps
      1. 7.6.1 Device Address
      2. 7.6.2 Control Register and Command Byte
      3. 7.6.3 Register Descriptions
      4. 7.6.4 Bus Transactions
        1. 7.6.4.1 Writes
        2. 7.6.4.2 Reads
  9. 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
        1. 8.2.2.1 Minimizing ICC When I/Os Control LEDs
      3. 8.2.3 Application Curves
    3. 8.3 Power Supply Recommendations
      1. 8.3.1 Power-On Reset Requirements
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
      2. 8.4.2 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.7 I2C Bus Timing Requirements

over operating free-air temperature range (unless otherwise noted)
MIN MAX UNIT
I2C Bus - Standard Mode
fscl I2C clock frequency 0 100 kHz
tsch I2C clock high time 4 µs
tscl I2C clock low time 4.7 µs
tsp I2C spike time 50 ns
tsds I2C serial-data setup time 250 ns
tsdh I2C serial-data hold time 0 ns
ticr I2C input rise time 1000 ns
ticf I2C input fall time 300 ns
tocf I2C output fall time 10-pF to 400-pF bus 300 ns
tbuf I2C bus free time between stop and start 4.7 µs
tsts I2C start or repeated start condition setup 4.7 µs
tsth I2C start or repeated start condition hold 4 µs
tsps I2C stop condition setup 4 µs
tvd(data) Valid data time SCL low to SDA output valid 3.45 µs
tvd(ack) Valid data time of ACK condition ACK signal from SCL low to SDA (out) low 3.45 µs
Cb I2C bus capacitive load 400 pF
I2C Bus - Fast Mode
fscl I2C clock frequency 0 400 kHz
tsch I2C clock high time 0.6 µs
tscl I2C clock low time 1.3 µs
tsp I2C spike time 50 ns
tsds I2C serial-data setup time 100 ns
tsdh I2C serial-data hold time 0 ns
ticr I2C input rise time 20 300 ns
ticf I2C input fall time 20 × (VCC / 5.5 V) 300 ns
tocf I2C output fall time 10-pF to 400-pF bus 20 × (VCC / 5.5 V) 300 ns
tbuf I2C bus free time between stop and start 1.3 µs
tsts I2C start or repeated start condition setup 0.6 µs
tsth I2C start or repeated start condition hold 0.6 µs
tsps I2C stop condition setup 0.6 µs
tvd(data) Valid data time SCL low to SDA output valid 0.9 µs
tvd(ack) Valid data time of ACK condition ACK signal from SCL low to SDA (out) low 0.9 µs
Cb I2C bus capacitive load 400 pF
I2C Bus - Fast Mode Plus
fscl I2C clock frequency 0 1000 kHz
tsch I2C clock high time 0.26 µs
tscl I2C clock low time 0.5 µs
tsp I2C spike time 50 ns
tsds I2C serial-data setup time 50 ns
tsdh I2C serial-data hold time 0 ns
ticr I2C input rise time 120 ns
ticf I2C input fall time 20 × (VCC / 5.5 V) 120 ns
tocf I2C output fall time 10-pF to 550-pF bus 20 × (VCC / 5.5 V) 120 ns
tbuf I2C bus free time between stop and start 0.5 µs
tsts I2C start or repeated start condition setup 0.26 µs
tsth I2C start or repeated start condition hold 0.26 µs
tsps I2C stop condition setup 0.26 µs
tvd(data) Valid data time SCL low to SDA output valid 0.45 µs
tvd(ack) Valid data time of ACK condition ACK signal from SCL low to SDA (out) low 0.45 µs
Cb I2C bus capacitive load 550 pF