Datasheet > SN74ACT3638-20PQ

SN74ACT3638-20PQ

更新时间： 2024-11-16 02:58:43

品牌	Logo	应用领域
德州仪器 - TI		/
页数	文件大小	规格书
30页	456K
描述
512 Ã 32 Ã 2 CLOCKED BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY

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数据手册

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SN74ACT3638-20PQ 数据手册

SN74ACT3638

512 × 32 × 2

CLOCKED BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY

SCAS228D – JUNE 1992 – REVISED APRIL 1998

Free-Running CLKA and CLKB Can Be

Asynchronous or Coincident

IRA, ORA, AEA, and AFA Flags

Synchronized by CLKA

Two Independent 512 × 32 Clocked FIFOs

Buffering Data in Opposite Directions

IRB, ORB, AEB, and AFB Flags

Synchronized by CLKB

Read Retransmit Capability From FIFO on

Port B

Low-Power 0.8-µm Advanced CMOS

Technology

Mailbox-Bypass Register for Each FIFO

Supports Clock Frequencies up to 67 MHz

Fast Access Times of 11 ns

Programmable Almost-Full and

Almost-Empty Flags

Package Options Include 120-Pin Thin

Quad Flat (PCB) and 132-Pin Quad Flat

(PQ) Packages

Microprocessor Interface Control Logic

PCB PACKAGE

(TOP VIEW)

CSA

W/RA

ENA

CSB

W/RB

ENB

CLKB

GND

B31

B30

B29

B28

B27

CLKA

A31

A30

GND

A29

A28

A27

A26

A25

A24

A23

GND

A22

B26

B25

B24

GND

B23

B22

B21

B20

B19

B18

GND

B17

B16

A21

A20

A19

A18

GND

A17

A16

A15

A14

A13

B15

B14

B13

B12

GND

A12

NC – No internal connection

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of

Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Products conform to specifications per the terms of Texas Instruments

standard warranty. Production processing does not necessarily include

testing of all parameters.

POST OFFICE BOX 655303 • DALLAS, TEXAS 75265

12 3 4 5 6 7...30

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与SN74ACT3638-20PQ相关器件

型号	品牌	获取价格	描述	数据表
SN74ACT3638-20PQR	ROCHESTER	获取价格	512X32 BI-DIRECTIONAL FIFO, 13ns, PQFP132, PLASTIC, BQFP-132
SN74ACT3638-20PQR	TI	获取价格	512 X 32 BI-DIRECTIONAL FIFO, 13 ns, PQFP132, PLASTIC, BQFP-132
SN74ACT3638-30PCB	ROCHESTER	获取价格	512X32 BI-DIRECTIONAL FIFO, 15ns, PQFP120, PLASTIC, HLQFP-120
SN74ACT3638-30PCB	TI	获取价格	512 x 32 x 2 bidirectional synchronous FIFO memory 120-HLQFP 0 to 70
SN74ACT3638-30PCBR	ROCHESTER	获取价格	512X32 BI-DIRECTIONAL FIFO, 15ns, PQFP120, PLASTIC, HLQFP-120
SN74ACT3638-30PQ	TI	获取价格	512 x 32 x 2 bidirectional synchronous FIFO memory 132-BQFP 0 to 70
SN74ACT3638-30PQ	ROCHESTER	获取价格	512X32 BI-DIRECTIONAL FIFO, 15ns, PQFP132, PLASTIC, BQFP-132
SN74ACT3638-30PQR	ROCHESTER	获取价格	512X32 BI-DIRECTIONAL FIFO, 15ns, PQFP132, PLASTIC, BQFP-132
SN74ACT3638PCB	TI	获取价格	512 】 32 】 2 CLOCKED BIDIRECTIONAL FIRST-IN,
SN74ACT3638PQ	TI	获取价格	512 】 32 】 2 CLOCKED BIDIRECTIONAL FIRST-IN,