TC74LCX257FK_12 TOSHIBA [Toshiba Semiconductor], TC74LCX257FK_12 Datasheet

TC74LCX257FK_12

Manufacturer Part Number

TC74LCX257FK_12

Description

Low-Voltage Quad 2-Channel Multiplexer (3-state) with 5-V Tolerant Inputs and Outputs

Manufacturer

TOSHIBA [Toshiba Semiconductor]

Datasheet

1.TC74LCX257FK_12.pdf (10 pages)

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Low-Voltage Quad 2-Channel Multiplexer (3-state) with 5-V Tolerant Inputs and Outputs

Designed for use in 3.3-V systems, it achieves high-speed

operation while maintaining the CMOS low-power dissipation.

but it could be used to interface to 5-V supply environment for

inputs.

common select and OE .

state. When SELECT is set low, “A” data inputs are enabled.

Conversely, when SELECT is high, “B” data inputs are enabled.

discharge.

Features

•

The TC74LCX257 is a high-performance CMOS multiplexer.

The device is designed for low-voltage (3.3 V) V

It is composed of four independent 2-channel multiplexers with

If OE is set low, the outputs are held in a high-impedance

All inputs are equipped with protection circuits against static

Low-voltage operation: V

High-speed operation: t

Output current: |I

Latch-up performance: −500 mA

Available in JEITA SOP, TSSOP and VSSOP(US)

Power-down protection provided on all inputs and outputs

Pin and function compatible with the 74 series

(74AC/VHC/HC/F/ALS/LS etc.) 257 type

TC74LCX257F,TC74LCX257FT,TC74LCX257FK

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

|/I

= 6.0 ns (max) (V

= 24 mA (min) (V

= 2.0 to 3.6 V

= 3.0 to 3.6 V)

= 3.0 V)

applications,

Weight

SOP16-P-300-1.27A

TSSOP16-P-0044-0.65A

VSSOP16-P-0030-0.50

TC74LCX257F

TC74LCX257FT

TC74LCX257FK

TC74LCX257F/FT/FK

: 0.18 g (typ.)

: 0.06 g (typ.)

: 0.02 g (typ.)

2012-02-29

Related parts for TC74LCX257FK_12

TC74LCX257FK_12 Summary of contents

Page 1

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC74LCX257F,TC74LCX257FT,TC74LCX257FK Low-Voltage Quad 2-Channel Multiplexer (3-state) with 5-V Tolerant Inputs and Outputs The TC74LCX257 is a high-performance CMOS multiplexer. Designed for use in 3.3-V systems, it achieves high-speed operation while maintaining the CMOS ...

Page 2

Pin Assignment (top view) SELECT GND 8 Truth Table Inputs OE SELECT ...

Page 3

Absolute Maximum Ratings (Note 1) Characteristics Power supply voltage DC input voltage DC output voltage Input diode current Output diode current DC output current Power dissipation DC V /ground current CC Storage temperature Note 1: Exceeding any of the absolute ...

Page 4

Electrical Characteristics DC Characteristics (Ta = −40 to 85°C) Characteristics H-level Input voltage L-level H-level Output voltage L-level Input leakage current 3-state output OFF state current Power-off leakage current Quiescent supply current Increase in Icc per input AC Characteristics (Ta ...

Page 5

Dynamic Switching Characteristics Characteristics Quiet output maximum dynamic V OL Quiet output minimum dynamic V OL Capacitive Characteristics Characteristics Input capacitance Output capacitance Power dissipation capacitance Note defined as the value of the internal equivalent capacitance which is ...

Page 6

Output Enable ( pLZ Output (Y) Low to Off to Low t pHZ Output (Y) High to Off to High Outputs enabled Figure 3 t TC74LCX257F/FT/ 90% 1.5 V ...

Page 7

Package Dimensions Weight: 0.18 g (typ.) TC74LCX257F/FT/FK 7 2012-02-29 ...

Page 8

Package Dimensions Weight: 0.06 g (typ.) TC74LCX257F/FT/FK 8 2012-02-29 ...

Page 9

Package Dimensions Weight: 0.02 g (typ.) TC74LCX257F/FT/FK 9 2012-02-29 ...

Page 10

RESTRICTIONS ON PRODUCT USE • Toshiba Corporation, and its subsidiaries and affiliates (collectively "TOSHIBA"), reserve the right to make changes to the information in this document, and related hardware, software and systems (collectively "Product") without notice. • This document and ...

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