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54AC299 PDF预览

54AC299

更新时间: 2024-01-10 05:13:55
品牌 Logo 应用领域
美国国家半导体 - NSC 存储
页数 文件大小 规格书
10页 225K
描述
8-Input Universal Shift/Storage Register with Common Parallel I/O Pins

54AC299 技术参数

生命周期:Obsolete包装说明:QCCN,
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.72其他特性:HOLD MODE; COMMON I/O PINS; TOTEMPOLE SERIAL SHIFT RIGHT & SHIFT LEFT OUTPUTS; GATED OUTPUT CONTROL
计数方向:BIDIRECTIONAL系列:AC
JESD-30 代码:S-CQCC-N20长度:8.89 mm
负载电容(CL):50 pF逻辑集成电路类型:PARALLEL IN PARALLEL OUT
位数:8功能数量:1
端子数量:20最高工作温度:125 °C
最低工作温度:-55 °C输出特性:3-STATE
输出极性:TRUE封装主体材料:CERAMIC, METAL-SEALED COFIRED
封装代码:QCCN封装形状:SQUARE
封装形式:CHIP CARRIER传播延迟(tpd):18.5 ns
认证状态:Not Qualified座面最大高度:1.905 mm
最大供电电压 (Vsup):6 V最小供电电压 (Vsup):2 V
标称供电电压 (Vsup):5 V表面贴装:YES
技术:CMOS温度等级:MILITARY
端子形式:NO LEAD端子节距:1.27 mm
端子位置:QUAD触发器类型:POSITIVE EDGE
宽度:8.89 mm最小 fmax:80 MHz
Base Number Matches:1

54AC299 数据手册

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September 1998  
54AC299 54ACT299  
8-Input Universal Shift/Storage Register with Common  
Parallel I/O Pins  
n Common parallel I/O for reduced pin count  
General Description  
n Additional serial inputs and outputs for expansion  
The ’AC/’ACT299 is an 8-bit universal shift/storage register  
n Four operating modes: shift left, shift right, load and  
with TRI-STATE® outputs. Four modes of operation are pos-  
store  
sible: hold (store), shift left, shift right and load data. The par-  
allel load inputs and flip-flop outputs are multiplexed to re-  
duce the total number of package pins. Additional outputs  
n TRI-STATE outputs for bus-oriented applications  
n Outputs source/sink 24 mA  
n ’ACT299 has TTL-compatible inputs  
n Standard Microcircuit Drawing (SMD)  
’AC299: 5962-88754  
are provided for flip-flops Q0, Q7 to allow easy serial cascad-  
ing. A separate active LOW Master Reset is used to reset the  
register.  
’ACT299: 5962-88771  
Features  
n ICC and IOZ reduced by 50%  
Ordering Code:  
Logic Symbols  
Connection Diagrams  
Pin Assignment  
for DIP and Flatpak  
DS100252-1  
IEEE/IEC  
DS100252-2  
Pin Assignment for LCC  
DS100252-3  
DS100252-4  
TRI-STATE® is a registered trademark of National Semiconductor Corporation.  
FACT® is a registered trademark of Fairchild Semiconductor Corporation.  
© 1998 National Semiconductor Corporation  
DS100252  
www.national.com  

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