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SN54AS882AFK PDF预览

SN54AS882AFK

更新时间: 2024-09-30 22:59:15
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
9页 142K
描述
32-BIT LOOK-AHEAD CARRY GENERATORS

SN54AS882AFK 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:QLCC包装说明:QCCN, LCC28,.45SQ
针数:28Reach Compliance Code:not_compliant
HTS代码:8542.39.00.01风险等级:5.92
其他特性:WITH HIGHER ORDER LOOKAHEAD系列:AS
JESD-30 代码:S-CQCC-N28长度:11.43 mm
负载电容(CL):50 pF逻辑集成电路类型:LOOK-AHEAD CARRY GENERATOR
位数:8功能数量:1
端子数量:28最高工作温度:125 °C
最低工作温度:-55 °C封装主体材料:CERAMIC, METAL-SEALED COFIRED
封装代码:QCCN封装等效代码:LCC28,.45SQ
封装形状:SQUARE封装形式:CHIP CARRIER
峰值回流温度(摄氏度):NOT SPECIFIED最大电源电流(ICC):70 mA
传播延迟(tpd):15 ns认证状态:Not Qualified
座面最大高度:2.03 mm子类别:Arithmetic Circuits
最大供电电压 (Vsup):5.5 V最小供电电压 (Vsup):4.5 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:TTL温度等级:MILITARY
端子形式:NO LEAD端子节距:1.27 mm
端子位置:QUAD处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:11.43 mmBase Number Matches:1

SN54AS882AFK 数据手册

 浏览型号SN54AS882AFK的Datasheet PDF文件第2页浏览型号SN54AS882AFK的Datasheet PDF文件第3页浏览型号SN54AS882AFK的Datasheet PDF文件第4页浏览型号SN54AS882AFK的Datasheet PDF文件第5页浏览型号SN54AS882AFK的Datasheet PDF文件第6页浏览型号SN54AS882AFK的Datasheet PDF文件第7页 
SN54AS882A, SN74AS882A  
32-BIT LOOK-AHEAD CARRY GENERATORS  
SDAS235 – D2661, DECEMBER 1982 – REVISED NOVEMBER 1985  
SN54AS882A . . . JT PACKAGE  
SN74AS882A . . . DW OR NT PACKAGE  
Directly Compatible With ’AS181B,  
’AS1181, ’AS881B, and ’AS1881 ALUs  
(TOP VIEW)  
Package Options Include Plastic Small  
Outline Packages, Both Plastic and  
Ceramic Chip Carriers, and Standard  
Plastic and Ceramic 300-mil DIPs  
C
V
CC  
NC  
1
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
14  
13  
n
G0  
P0  
G1  
P1  
2
C
3
n + 32  
Capable of Anticipating the Carry Across a  
P7  
G7  
P6  
G6  
C
4
Group of Eight 4-Bit Binary Adders  
5
C
Cascadable to Perform Look-Ahead Across  
6
n + 8  
G2  
P2  
G3  
P3  
n-Bit Adders  
7
8
n + 24  
Typical Carry Time, C to Any C , is Less  
n
n+i  
P5  
G5  
P4  
G4  
9
Than 6 ns  
10  
11  
12  
Dependable Texas Instruments Quality and  
C
n – 16  
GND  
Reliability  
description  
SN54AS882A . . . FK PACKAGE  
The ’AS882A is a high-speed look-ahead carry  
generator capable of anticipating the carry across  
a group of eight 4-bit adders permitting the  
designertoimplementlook-aheadfora32-bitALU  
with a single package or, by cascading ’AS882As,  
full look-ahead is possible across n-bit adders.  
SN74AS882A . . . DW OR NT PACKAGE  
(TOP VIEW)  
4
3
2 1 28 27 26  
The SN54AS882A is characterized for operation  
over the full military temperature range of 55°C  
to 125°C. The SN74AS882A is characterized for  
operation from 0°C to 70°C.  
5
G1  
P1  
25 P7  
G7  
23 P6  
6
24  
C
7
n + 8  
NC  
NC  
22  
8
G2  
P2  
G3  
G6  
C
P5  
9
21  
20  
19  
’AS882A LOGIC EQUATIONS  
10  
n + 24  
11  
C
C
=
=
G1 + P1G0+P1P0C  
n
n+8  
12 13 14 15 16 17 18  
G3 + P3G2 + P3P2G1 + P3P2P1G0  
+ P3P2P1P0C  
n+16  
n
C
=
=
G5 + P5G4 + P5P4G3 + P5P4P3G2  
+ P5P4P3P2G1 + P5P4P3P2P1G0  
n+24  
n+32  
NC – No internal connection  
+ P5P4P3P2P1P0C  
n
C
G7 + P7G6 + P7P6G5 + P7P6P5G4  
+ P7P6P5P4G3 + P7P6P5P4P3G2  
+ P7P6P5P4P3P2G1 + P7P6P5P4P3P2P1G0  
+ P7P6P5P4P3P2P1P0C  
n
Copyright 1985, 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  

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