參數(shù)資料
型號: 74F161A
廠商: National Semiconductor Corporation
元件分類: 通用總線功能
英文描述: Synchronous Presettable Binary Counter(同步可預(yù)置的二進制計數(shù)器)
中文描述: 同步可預(yù)置二進制計數(shù)器(同步可預(yù)置的二進制計數(shù)器)
文件頁數(shù): 1/10頁
文件大?。?/td> 197K
代理商: 74F161A
TL/F/9486
5
November 1994
54F/74F161A
#
54F/74F163A
Synchronous Presettable Binary Counter
General Description
The ’F161A and ’F163A are high-speed synchronous modu-
lo-16 binary counters. They are synchronously presettable
for application in programmable dividers and have two types
of Count Enable inputs plus a Terminal Count output for
versatility in forming synchronous multi-stage counters. The
’F161A has an asynchronous Master-Reset input that over-
rides all other inputs and forces the outputs LOW. The
’F163A has a Synchronous Reset input that overrides
counting and parallel loading and allows the outputs to be
simultaneously reset on the rising edge of the clock. The
’F161A and ’F163A are high-speed versions of the ’F161
and ’F163.
Features
Y
Synchronous counting and loading
Y
High-speed synchronous expansion
Y
Typical count frequency of 120 MHz
Y
Guaranteed 4000V minimum ESD protection
Commercial
Military
Package
Number
Package Description
74F161APC
N16E
16-Lead (0.300
×
Wide) Molded Dual-In-Line
54F161ADM (Note 2)
J16A
16-Lead Ceramic Dual-In-Line
74F161ASC (Note 1)
M16A
16-Lead (0.150
×
Wide) Molded Small Outline, JEDEC
16-Lead (0.300
×
Wide) Molded Small Outline, EIAJ
74F161ASJ (Note 1)
M16D
54F161AFM (Note 2)
W16A
16-Lead Cerpack
54F161ALM (Note 2)
E20A
20-Lead Ceramic Leadless Chip Carrier, Type C
74F163APC
N16E
16-Lead (0.300
×
Wide) Molded Dual-In-Line
54F163ADM (Note 2)
J16A
16-Lead Ceramic Dual-In-Line
74F163ASC (Note 1)
M16A
16-Lead (0.150
×
Wide) Molded Small Outline, JEDEC
16-Lead (0.300
×
Wide) Molded Small Outline, EIAJ
74F163ASJ (Note 1)
M16D
54F163AFM (Note 2)
W16A
16-Lead Cerpack
54F163ALM (Note 2)
E20A
20-Lead Ceramic Leadless Chip Carrier, Type C
Note 1:
Devices also available in 13
×
reel. Use suffix
e
SCX and SJX.
Note 2:
Military grade device with environmental and burn-in processing. Use suffix
e
DMQB, FMQB and LMQB.
Connection Diagrams
Pin Assignment
for DIP, SOIC and Flatpak
’F161A
TL/F/9486–1
Pin Assignment
for LCC
’F161A
TL/F/9486–2
Pin Assignment
for DIP, SOIC and Flatpak
’F163A
TL/F/9486–7
Pin Assignment
for LCC
’F163A
TL/F/9486–8
TRI-STATE
é
is a registered trademark of National Semiconductor Corporation.
C
1995 National Semiconductor Corporation
RRD-B30M75/Printed in U. S. A.
相關(guān)PDF資料
PDF描述
74F161ASC Synchronous Presettable Binary Counter
74F161ASJ Synchronous Presettable Binary Counter
74F163APC Synchronous Presettable Binary Counter
74F163ASC Synchronous Presettable Binary Counter
74F163ASJ Synchronous Presettable Binary Counter
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