TC74LCX16244FT_07 TOSHIBA [Toshiba Semiconductor], TC74LCX16244FT_07 Datasheet

TC74LCX16244FT_07

Manufacturer Part Number

TC74LCX16244FT_07

Description

Low-Voltage 16-Bit Bus Buffer with 5-V Tolerant Inputs and Outputs

Manufacturer

TOSHIBA [Toshiba Semiconductor]

Datasheet

1.TC74LCX16244FT_07.pdf (9 pages)

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Low-Voltage 16-Bit Bus Buffer with 5-V Tolerant Inputs and Outputs

buffer. Designed for use in 2.5-V or 3.3-V systems, it achieves

high-speed operation while maintaining the CMOS low power

dissipation.

applications, but it could be used to interface to 5 V supply

environment for both inputs and outputs.

active-low output enables. It can be used as four 4-bit buffers two

8-bit buffers or one 16-bit buffer. When the OE input is high,

the outputs are in a high-impedance state. This device is

designed to be used with 3-state memory address drivers, etc.

Features

•

The TC74LCX16244FT is a high-performance CMOS 16-bit bus

The device is designed for low-voltage (2.5-V or 3.3-V) V

This device is non-inverting 3-state buffer having four

All inputs are equipped with protection circuits against static discharge.

Low-voltage operation: V

High-speed operation: t

Output current: |I

Latch-up performance: −500 mA

Package: TSSOP

Power-down protection provided on all inputs and outputs

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

|/I

TC74LCX16244FT

= 4.5 ns (max) (V

= 24 mA (min) (V

= 2.0 to 3.6 V

= 3.0 to 3.6 V)

= 3.0 V)

Weight: 0.25 g (typ.)

TC74LCX16244FT

2007-10-19

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TC74LCX16244FT_07 Summary of contents

Page 1

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC74LCX16244FT Low-Voltage 16-Bit Bus Buffer with 5-V Tolerant Inputs and Outputs The TC74LCX16244FT is a high-performance CMOS 16-bit bus buffer. Designed for use in 2.5-V or 3.3-V systems, it achieves high-speed operation while ...

Page 2

Pin Assignment (top view 1Y1 2 1Y2 3 GND 4 1Y3 5 1Y4 2Y1 8 2Y2 9 GND 10 2Y3 11 2Y4 12 3Y1 13 3Y2 14 GND 15 3Y3 16 3Y4 17 ...

Page 3

Truth Table Inputs Outputs 1 OE 1A1-1A4 1Y1-1Y4 Inputs Outputs 2 OE 2A1-2A4 2Y1-2Y4 Inputs Outputs 3 OE 3A1-3A4 3Y1-3Y4 Inputs Outputs ...

Page 4

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

Page 5

Electrical Characteristics DC Characteristics (Ta = −40 to 85°C) Characteristics Symbol 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 ...

Page 6

Dynamic Switching Characteristics (Ta = 25°C, input 2.5 ns Characteristics Quiet output maximum V OL dynamic Quiet output minimum V OL dynamic Capacitive Characteristics Characteristics Input capacitance Output capacitance Power dissipation capacitance Note: ...

Page 7

Output Enable ( pLZ Output (Y) Low to Off to Low t pHZ Output (Y) High to Off to High Outputs enabled Figure 3 t Symbol 3.3 ± 0 2.7 V ...

Page 8

Package Dimensions Weight: 0.25 g (typ.) TC74LCX16244FT 8 2007-10-19 ...

Page 9

RESTRICTIONS ON PRODUCT USE • The information contained herein is subject to change without notice. • TOSHIBA is continually working to improve the quality and reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to ...

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