SCPS241 July   2022 TCAL9539

ADVANCE INFORMATION  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and 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
    6. 6.6 Timing Requirements
    7. 6.7 I2C Bus Timing Requirements
    8. 6.8 Switching Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagrams
    3. 8.3 Feature Description
      1. 8.3.1 I/O Port
      2. 8.3.2 Adjustable Output Drive Strength
      3. 8.3.3 Interrupt Output (INT)
      4. 8.3.4 Reset Input (RESET)
      5. 8.3.5 Software Reset Call
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power-On Reset
    5. 8.5 Programming
      1. 8.5.1 I2C Interface
    6. 8.6 Register Maps
      1. 8.6.1 Device Address
      2. 8.6.2 Control Register and Command Byte
      3. 8.6.3 Register Descriptions
      4. 8.6.4 Bus Transactions
        1. 8.6.4.1 Writes
        2. 8.6.4.2 Reads
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Minimizing ICC When I/Os Control LEDs
      3. 9.2.3 Application Curves
    3. 9.3 Power Supply Recommendations
      1. 9.3.1 Power-On Reset Requirements
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  10. 10Device and Documentation Support
    1. 10.1 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 Glossary
  11. 11Mechanical, Packaging, and Orderable Information
    1. 11.1 Tape and Reel Information
    2. 11.2 Mechanical Data

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • RTW|24
  • PW|24
Thermal pad, mechanical data (Package|Pins)
Orderable Information

6.5 Electrical Characteristics

over operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS  VCC MIN TYP MAX UNIT
VIK Input diode clamp voltage II = –18 mA 1.08 V to 3.6 V –1.2 V
VPORR Power-on reset voltage, VCC rising VI = VCC or GND, IO = 0 0.85 1.0 V
VPORF Power-on reset voltage, VCC falling VI = VCC or GND, IO = 0 0.6 0.75 V
VOH P-port high-level output voltage IOH = –8 mA; CCX.X = 11b 1.08 V 0.8 V
1.65 V 1.4
2.3 V 2.1
3 V 2.8
IOH = –2.5mA & CCX.X = 00b; IOH = –5mA & CCX.X = 01b; IOH = –7.5mA & CCX.X = 10b; IOH = –10mA & CCX.X = 11b;  1.08 V 0.75
1.65 V 1.4
2.3 V 2.1
3 V 2.8
VOL Low-level output voltage P ports IOL = 8 mA; CCX.X = 11b 1.08 V 0.2 V
1.65 V 0.15
2.3 V 0.1
3.0 V 0.1
P ports IOL = 2.5 mA and CCX.X = 00b;
IOL = 5 mA and CCX.X = 01b;
IOL = 7.5 mA and CCX.X = 10b;
IOL = 10 mA and CCX.X = 11b;		 1.08 V 0.25 V
1.65 V 0.15
2.3 V 0.1
3.0 V 0.1
IOL Low-level output current SDA VOL = 0.4 V 1.08 V to 3.6 V 20 mA
INT VOL = 0.4 V 4
II Input leakage current P ports VI = VCC or GND 1.08 V to 3.6 V ±1 µA
VI = 3.6 V 0 V ±1
II Input leakage current SCL, SDA, RESETZ VI = VCC or GND 1.08 V to 3.6 V ±1
II Input leakage current A0, A1 VI = VCC or GND 1.08 V to 3.6 V ±1 µA
ICC Quiescent current Operating mode
(400 kHz)		 SDA, RESET =VCC, P ports, ADDR = VCC or GND,
I/O = inputs, fSCL = 400 kHz		 3.6 V 11 15 µA
2.7 V 8 10
1.95 V 5 8
1.32 V 2 5
Operating mode
(1 MHz)		 SDA, RESET = VCC, P ports, ADDR = VCC or GND,
I/O = inputs, fSCL = 1 MHz		 3.6 V 38 µA
2.7 V 28
1.95 V 18
1.32 V 15
Standby mode SDA, RESET = VCC, P port, ADDR = VCC or GND,
I/O = inputs, IO = 0, fSCL = 0 kHz,
-40 °C < TA ≤ 85 °C 		 3.6 V 1 2.5 µA
2.7 V 0.8 2.0
1.95 V 0.6 1.6
1.32 V 0.6 1.4
SDA, RESET = VCC. P port, ADDR = VCC or GND,
I/O = inputs, IO = 0, fSCL = 0 kHz,
85 °C < TA ≤ 125 °C 		 3.6 V 7 µA
2.7 V 6
1.95 V 5
1.32 V 4
Rpu(int) internal pull-up resistance P port 70 100 140 kΩ
Rpd(int) internal pull-down resistance
CI Input pin capacitance SCL VI = VCC or GND 1.08 V to 3.6 V 2.5 3 pF
CIO Input-output pin capacitance SDA VIO = VCC or GND 1.08 V to 3.6 V 6 7 pF
P port VIO = VCC or GND 1.08 V to 3.6 V 6 7