供应TCA9617ADGKR 代理TI全系列 LM3658SD

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1 Features 2 Applications

1• Two-Channel Bidirectional I

2C Buffer • Servers

• Support for Standard Mode, Fast Mode (400 kHz), • Routers (Telecom Switching Equipment)

and Fast Mode+ (1 Mhz) I

2C Operation • Industrial Equipment

• Operating Supply Voltage Range of 0.8 V to 5.5 V • Products With Many I

2C Slaves and/or Long PCB

on A-Side Traces

• Operating Supply Voltage Range of 2.2 V to 5.5 V

on B-Side 3 Description

• Voltage-Level Translation From 0.8 V to 5.5 V and The TCA9617A is a BiCMOS dual bidirectional buffer

intended for I

2

2.2 V to 5.5 V C bus and SMBus systems. It can

provide bidirectional voltage-level translation (up-

• Footprint and Function Replacement for TCA9517 translation and down-translation) between low

• Active-High Repeater-Enable Input voltages (down to 0.8 V) and higher voltages (2.2 V

• Open-Drain I to 5.5 V) in mixed-mode applications. This device 2C I/O

enables I

2C and similar bus systems to be extended, • 5.5-V Tolerant I

2C and Enable Input Support without degradation of performance even during level

• Mixed-Mode Signal Operation shifting.

• Lockup-Free Operation The TCA9617A buffers both the serial data (SDA)

• Support for Clock Stretching and Multiple Master and the serial clock (SCL) signals on the I

2C bus,

Arbitration Across The Device allowing two buses of 550-pF or greater bus

capacitance to be connected in an I

2

• Latch-Up Performance Exceeds 100 mA Per C application.

JESD 78, Class This device can also be used to isolate two halves of II

a bus for voltage and capacitance.

• ESD Protection Exceeds JESD 22

– 4000-V Human-Body Model (A114-A) Device Information(1)

– 1500-V Charged-Device Model (C101) PART NUMBER PACKAGE BODY SIZE (NOM)

TCA9617A VSSOP (8) 3.00 mm × 3.00 mm

封装 / 箱体:

VSSOP-8

工作温度范围:

- 40 C to + 85 C

通道数量:

2 Channel

工作电源电流:

5.7 mA