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SN74ACT3638-20PCB PDF预览

SN74ACT3638-20PCB

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 × 32 × 2 CLOCKED BIDIRECTIONAL FIRST-IN, FIRST-OUT MEMORY

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SN74ACT3638-20PCB 数据手册

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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  
1
2
3
4
5
6
7
8
90  
89  
88  
87  
86  
85  
84  
83  
82  
81  
80  
79  
78  
77  
76  
75  
74  
73  
72  
71  
70  
69  
68  
67  
66  
65  
64  
63  
62  
61  
CSB  
W/RB  
ENB  
CLKB  
GND  
B31  
B30  
B29  
B28  
B27  
CLKA  
V
CC  
A31  
A30  
GND  
A29  
A28  
A27  
A26  
A25  
A24  
A23  
GND  
A22  
9
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
28  
29  
30  
B26  
V
CC  
B25  
B24  
GND  
B23  
B22  
B21  
B20  
B19  
B18  
GND  
B17  
B16  
V
CC  
A21  
A20  
A19  
A18  
GND  
A17  
A16  
A15  
A14  
A13  
V
CC  
B15  
B14  
B13  
B12  
GND  
V
A12  
CC  
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.  
Copyright 1998, Texas Instruments Incorporated  
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.  
1
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265  
1234567...30

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与SN74ACT3638-20PCB相关器件

型号 品牌 获取价格 描述 数据表
SN74ACT3638-20PCBR ROCHESTER

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 		512X32 BI-DIRECTIONAL FIFO, 13ns, PQFP120, PLASTIC, HLQFP-120
SN74ACT3638-20PCBR TI

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 		512 X 32 BI-DIRECTIONAL FIFO, 13 ns, PQFP120, PLASTIC, HLQFP-120
SN74ACT3638-20PQ ROCHESTER

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 		512X32 BI-DIRECTIONAL FIFO, 13ns, PQFP132, PLASTIC, BQFP-132
SN74ACT3638-20PQ TI

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 		512 × 32 × 2 CLOCKED BIDIRECTIONAL FIRST-IN
SN74ACT3638-20PQR ROCHESTER

获取价格

 		512X32 BI-DIRECTIONAL FIFO, 13ns, PQFP132, PLASTIC, BQFP-132
SN74ACT3638-20PQR TI

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 		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

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 		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

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 		512 x 32 x 2 bidirectional synchronous FIFO memory 132-BQFP 0 to 70

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