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See Technical Specifications

PCA9545ARGYR +BOM

4-channel 2.3- to 5.5-V I2C/SMBus switch with interrupt, reset & voltage translation

Manufacturer:

TEXAS INSTRUMENTS INC
Mfr.Part #:

PCA9545ARGYR
Datasheet:

PCA9545ARGYR Datasheet (PDF)
Pbfree Code:

Yes
Part Life Cycle Code:

Active
Pin Count:

20
Reach Compliance Code:

compliant
EDA/CAD Models:

Request Free CAD Models for PCA9545ARGYR

Email: [email protected]

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Tel: +852 95804164

PCA9545ARGYR General Description

To enhance reliability, the PCA9545A features an active-low reset input that can recover from situations where a downstream I2C bus is stuck in a low state. This reset function, in conjunction with the internal power-on reset, ensures smooth operation even in challenging scenarios

Key Features

1-of-4 Bidirectional Translating Switches
I²C Bus and SMBus Compatible
Four Active-Low Interrupt Inputs
Active-Low Interrupt Output
Active-Low Reset Input
Two Address Terminals, Allowing up to Four Devices on the I²C Bus
Channel Selection via I²C Bus, in Any Combination
Power-Up With All Switch Channels Deselected
Low R_ON Switches
Allows Voltage-Level Translation Between 1.8-V, 2.5-V, 3.3-V, and 5-V Buses
No Glitch on Power-Up
Supports Hot Insertion
Low Standby Current
Operating Power-Supply Voltage Range of 2.3 V to 5.5 V
5.5 V Tolerant Inputs
0 to 400-kHz Clock Frequency
Latch-Up Performance Exceeds 100 mA per JESD 78
ESD Protection Exceeds JESD 22
- 2000-V Human-Body Model (A114-A)
- 1000-V Charged-Device Model (C101)

Specifications

Source Content uid	PCA9545ARGYR	Pbfree Code	Yes
Part Life Cycle Code	Active	Pin Count	20
Reach Compliance Code	compliant	ECCN Code	EAR99
HTS Code	8542.39.00.01	Family	9545
JESD-30 Code	R-PQCC-N20	JESD-609 Code	e4
Length	4.5 mm	Logic IC Type	MULTIPLEXER
Moisture Sensitivity Level	2	Number of Functions	1
Number of Inputs	4	Number of Outputs	1
Number of Terminals	20	Operating Temperature-Max	85 °C
Operating Temperature-Min	-40 °C	Output Polarity	TRUE
Peak Reflow Temperature (Cel)	260	Propagation Delay (tpd)	1 ns
Qualification Status	Not Qualified	Seated Height-Max	1 mm
Supply Voltage-Max (Vsup)	5.5 V	Supply Voltage-Min (Vsup)	2.3 V
Supply Voltage-Nom (Vsup)	2.5 V	Surface Mount	YES
Temperature Grade	INDUSTRIAL	Terminal Finish	NICKEL PALLADIUM GOLD
Terminal Form	NO LEAD	Terminal Pitch	0.5 mm
Terminal Position	QUAD	Time@Peak Reflow Temperature-Max (s)	30
Width	3.5 mm