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54AC169 PDF预览

54AC169

更新时间: 2024-01-27 10:34:21
品牌 Logo 应用领域
美国国家半导体 - NSC 计数器
页数 文件大小 规格书
10页 187K
描述
4-Stage Synchronous Bidirectional Counter

54AC169 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
包装说明:DFP, FL16,.3Reach Compliance Code:compliant
HTS代码:8542.39.00.01风险等级:5.17
Is Samacsys:N计数方向:BIDIRECTIONAL
系列:ACJESD-30 代码:R-GDFP-F16
JESD-609代码:e0长度:9.6645 mm
负载电容(CL):50 pF负载/预设输入:YES
逻辑集成电路类型:BINARY COUNTER最大频率@ Nom-Sup:55000000 Hz
最大I(ol):0.012 A工作模式:SYNCHRONOUS
湿度敏感等级:1位数:4
功能数量:1端子数量:16
最高工作温度:125 °C最低工作温度:-55 °C
封装主体材料:CERAMIC, GLASS-SEALED封装代码:DFP
封装等效代码:FL16,.3封装形状:RECTANGULAR
封装形式:FLATPACK包装方法:RAIL
电源:3.3/5 V传播延迟(tpd):16.5 ns
认证状态:Not Qualified筛选级别:MIL-PRF-38535 Class V
座面最大高度:2.032 mm子类别:Counters
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):3 V表面贴装:YES
技术:CMOS温度等级:MILITARY
端子面层:Tin/Lead (Sn63Pb37)端子形式:FLAT
端子节距:1.27 mm端子位置:DUAL
总剂量:100k Rad(Si) V触发器类型:POSITIVE EDGE
宽度:6.604 mm最小 fmax:75 MHz
Base Number Matches:1

54AC169 数据手册

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July 1998  
54AC169 54ACT169  
4-Stage Synchronous Bidirectional Counter  
n Synchronous counting and loading  
n Built-In lookahead carry capability  
The ’AC/’ACT169 is fully synchronous 4-stage up/down  
n Presettable for programmable operation  
General Description  
counter. The ’AC/’ACT169 is a modulo-16 binary counter. It  
features a preset capability for programmable operation,  
carry lookahead for easy cascading and a U/D input to con-  
n Outputs source/sink 24 mA  
n ’ACT has TTL-compatible inputs  
n Standard Microcircuit Drawing (SMD)  
5962-91603  
trol the direction of counting. All state changes, whether in  
counting or parallel loading, are initiated by the  
LOW-to-HIGH transition of the Clock.  
Features  
n ICC reduced by 50%  
Logic Symbols  
Pin  
Names  
CEP  
CET  
CP  
Description  
Count Enable Parallel Input  
Count Enable Trickle Input  
Clock Pulse Input  
P0–P3  
PE  
Parallel Data Inputs  
Parallel Enable Input  
Up-Down Count Control Input  
Flip-Flop Outputs  
U/D  
Q0–Q3  
TC  
DS100276-1  
Terminal Count Output  
IEEE/IEC  
DS100276-2  
FACT is a trademark of Fairchild Semiconductor Corporation.  
© 1998 National Semiconductor Corporation  
DS100276  
www.national.com  

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