Datasheet > 74LVXC164245MEAX

74LVXC164245MEAX

更新时间： 2024-09-25 04:47:59

品牌	Logo	应用领域
美国国家半导体 - NSC		逻辑集成电路光电二极管
页数	文件大小	规格书
4页	100K
描述
16-Bit Dual Supply Configurable Voltage Interface Transceiver with TRI-STATE-R Outputs

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74LVXC164245MEAX 数据手册

ADVANCE INFORMATION

March 1996

74LVXC164245

16-Bit Dual Supply Configurable Voltage

Interface Transceiver with TRI-STATE Outputs

General Description

The LVXC164245 is a 48-pin dual-supply, 16-bit configura-

ble voltage interface transceiver suited for PCMCIA and oth-

Features

Power up/down high impedance provides glitch-free

bus loading

er real time configurable I/O applications. The V

pin ac-

Allows A port and V

OE is HIGH

to float simultaneously when

CCA

CCB

cepts a 5V supply level. The ‘‘B’’ port is a dedicated 5V port.

The V pin accepts a 3V-to-5V supply level. The ‘‘A’’ port

Bidirectional interface between 5V and 3V-to-5V buses

Inputs compatible with TTL level

CCA

is configured to track the V

5V level on the V

supply level respectively. A

CCA

pin will configure the I/O pins at a 5V

level and a 3V V will configure the I/O pins at a 3V level.

voltage source pin and I/O

Allow dual V

OE is HIGH

supplies power up/down easily when

This device will allow the V

CCA

Guaranteed simultaneous switching noise level and dy-

namic threshold performance

pins on the ‘‘A’’ port to float when OE is HIGH. This feature

is necessary to buffer data to and from a PCMCIA socket

that permits PCMCIA cards to be inserted and removed dur-

ing normal operation.

Available in SSOP and TSSOP packages

Implements patented Quiet Series^TMEMI reduction

circuitry

Flexible V

CCA

operating range

Functionally compatible with the 74 series 16245

Logic Symbol

Connection Diagram

Pin Assignment for

SSOP and TSSOP

TL/F/12535–1

Pin Names

Description

Output Enable Input (Active Low)

Transmit/Receive Input

T/R

A –A

Side A Inputs/TRI-STATE Outputs

Side B Inputs/TRI-STATE Outputs

B –B

SSOP

TSSOP JEDEC

Order Number

74LVXC164245MEA

74LVXC164245MEAX

74LVXC164245MTD

74LVXC164245MTDX

See NS Package

Number

MS48A

MTD48

TL/F/12535–2

1996 National Semiconductor Corporation

TL/F/12535

RRD-B30M17/Printed in U. S. A.

http://www.national.com

12 3 4

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与74LVXC164245MEAX相关器件

型号	品牌	获取价格	描述	数据表
74LVXC164245MTD	NSC	获取价格	16-Bit Dual Supply Configurable Voltage Interface Transceiver with TRI-STATE-R Outputs
74LVXC164245MTDX	NSC	获取价格	16-Bit Dual Supply Configurable Voltage Interface Transceiver with TRI-STATE-R Outputs
74LVXC3245	FAIRCHILD	获取价格	8-Bit Dual Supply Configurable Voltage Interface Transceiver with 3-STATE Outputs
74LVXC3245	STMICROELECTRONICS	获取价格	OCTAL DUAL SUPPLY BUS TRANSCEIVER
74LVXC3245_09	FAIRCHILD	获取价格	8-Bit Dual Supply Configurable Voltage Interface Transceiver with 3-STATE Outputs
74LVXC3245M	ETC	获取价格	BUS TRANSCEIVER\|SINGLE\|8-BIT\|LVX-CMOS\|SOP\|24PIN\|PLASTIC
74LVXC3245MTC	FAIRCHILD	获取价格	8-Bit Dual Supply Configurable Voltage Interface Transceiver with 3-STATE Outputs
74LVXC3245MTC	ONSEMI	获取价格	具有3态输出的8位双电源可配置电压接口收发器
74LVXC3245MTC_09	FAIRCHILD	获取价格	8-Bit Dual Supply Configurable Voltage Interface Transceiver with 3-STATE Outputs
74LVXC3245MTC_NL	FAIRCHILD	获取价格	Bus Transceiver, LV/LV-A/LVX/H Series, 1-Func, 8-Bit, True Output, CMOS, PDSO24, 4.40 MM,

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