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SN74AXC8T245 8-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and Tri-State Outputs
SCES875C
March 2018 – January 2024
SN74AXC8T245
PRODUCTION DATA
CONTENTS
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SN74AXC8T245 8-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and Tri-State Outputs
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Recommended Operating Conditions
5.4
Thermal Information
5.5
Electrical Characteristics
5.6
Switching Characteristics, VCCA = 0.7V
5.7
Switching Characteristics, VCCA = 0.8V
5.8
Switching Characteristics, VCCA = 0.9V
5.9
Switching Characteristics, VCCA = 1.2V
5.10
Switching Characteristics, VCCA = 1.5V
5.11
Switching Characteristics, VCCA = 1.8V
5.12
Switching Characteristics, VCCA = 2.5V
5.13
Switching Characteristics, VCCA = 3.3V
5.14
Operating Characteristics: TA = 25°C
6
Parameter Measurement Information
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Up-Translation and Down-Translation From 0.65V to 3.6V
7.3.2
Multiple Direction Control Pins
7.3.3
Ioff Supports Partial-Power-Down Mode Operation
7.3.4
I/Os with Integrated Static Pull-Down Resistors
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Documentation Support
9.1.1
Related Documentation
9.2
Receiving Notification of Documentation Updates
9.3
Support Resources
9.4
Trademarks
9.5
Electrostatic Discharge Caution
9.6
Glossary
10
Revision History
11
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
RHL|24
MPQF163J
RJW|24
MPQF504B
PW|24
MPDS363A
Thermal pad, mechanical data (Package|Pins)
RJW|24
QFND706
Orderable Information
sces875c_oa
sces875c_pm
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Data Sheet
SN74AXC8T245
8-Bit Dual-Supply Bus Transceiver With Configurable Voltage Translation and Tri-State Outputs
1
Features
Qualified fully configurable dual-rail design allows each port to operate with a power supply range from 0.65V to 3.6V
Operating temperature from –40°C to +125°C
Multiple direction-control pins to allow simultaneous up and down translation
Up to 380Mbps support when translating from 1.8V to 3.3V
V
CC
isolation feature to effectively Isolate both buses in a power-down scenario
Partial power-down mode to limit backflow current in a power-down scenario
Compatible with SN74AVC8T245 and 74AVC8T245 level shifters
Latch-up performance exceeds 100mA per JESD 78, class II
ESD protection exceeds JESD 22
8000-V human-body model
1000-V charged-device model
2
Applications
Enterprise and communications
Industrial
Personal electronics
Wireless infrastructure
Building automation
Point of sale