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HCC4021BM1

产品描述8-STAGE STATIC SHIFT REGISTERS
文件大小282KB,共13页
制造商ST(意法半导体)
官网地址http://www.st.com/
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HCC4021BM1概述

8-STAGE STATIC SHIFT REGISTERS

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HCC/HCF4014B
HCC/HCF4021B
8-STAGE STATIC SHIFT REGISTERS
4014B
4021B
SYNCHRONOUS PARALLEL OR
SERIAL INPUT/SERIAL OUTPUT
lines and synchronous with the positive transition of
the clock line. In the
HCC/HCF4021B,
the CLOCK
input of the internal stage is ”forced” whenasynchro-
nous parallel entry is made. Register expansion
using multiple package is permitted.
.
.
.
.
.
.
.
.
ASYNCHRONOUS PARALLEL
INPUT OR SYNCHRONOUS
SERIAL INPUT/SERIAL OUTPUT
MEDIUM-SPEED OPERATION-12MHz (typ.)
CLOCK RATE AT V
DD
– V
SS
= 10V
FULLY STATIC OPERATION
8 MASTER-SLAVE FLIP-FLOPS PLUS OUT-
PUT BUFFERING AND CONTROL GATING
QUIESCENT CURRENT SPECIFIED TO 20V
FOR HCC DEVICE
5V, 10V AND 15V PARAMETRIC RATINGS
INPUT CURRENT OF 100nA AT 18V AND 25°C
FOR HCC DEVICE
100% TESTED FOR QUIESCENT CURRENT
MEETS ALL REQUIREMENTS OF JEDEC TEN-
TATIVE STANDARD N
o
13A, ”STANDARD
SPECIFICATIONS FOR DESCRIPTION OF ”B”
SERIES CMOS DEVICES”
EY
(Plastic Package)
F
(Ceramic Package)
M1
(Micro Package)
C1
(Plastic Chip Carrier)
DESCRIPTION
The
HCC4014B, HCC4021B
(extended temperatu-
re range) and the
HCF4014B, HCF4021B
(interme-
diate temperature range) are monolithic integrated
circuits, available in 16-lead dual in-line plastic or ce-
ramic package and plastic micro package. The
HCC/HCF4014B
and
HCC/HCF4021B
series types
are 8-stage parallel-or serial-input/serial-output re-
gisters having common CLOCK and PARAL-
LEL/SERIAL CONTROL inputs, a single SERIAL
data input, and individual parallel ”JAM” inputs to
each register stage. Each register stage is a D type,
master-slave flip-flop in addition to an output from
stage 8, ”Q” outputs are also available from stages
6 and 7. Parallel as well as serial entry is made into
the register synchronously with the positive clock li-
ne transition in the
HCC/HCF4014B.
In the
HCC/HCF4021B
serial entry is synchronous with
the clock but parallel entry is asynchronous. In both
types, entry is controlled by the PARALLEL/SERIAL
CONTROL input. When the PARALLEL/SERIAL
CONTROL input is low, data is serially shifted into
the 8-stage register synchronously with the positive
transition of the clock line. When the PARAL-
LEL/SERIAL CONTROL input is high, data is jam-
med into the 8-stage register via the parallel input
November 1996
ORDER CODES :
HCC40XXBF
HCF40XXBM1
HCF40XXBEY
HCF40XXBC1
PIN CONNECTIONS
1/13
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