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M54HC7292C1R Datasheet(PDF) 1 Page - STMicroelectronics

Part # M54HC7292C1R
Description  PROGRAMMABLE DIVIDER/TIMER
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M54HC7292C1R Datasheet(HTML) 1 Page - STMicroelectronics

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M54/74HC292/7292
M54/74HC294/7294
October 1993
PROGRAMMABLE DIVIDER/TIMER
B1R
(Plastic Package)
ORDER CODES :
M54HCXXXF1R
M74HCXXXM1R
M74HCXXXB1R
M74HCXXXC1R
F1R
(Ceramic Package)
M1R
(Micro Package)
C1R
(Chip Carrier)
PIN CONNECTION (top view)
.
HIGH SPEED
fMAX = 70 MHz (TYP.) at VCC =5 V
.
LOW POWER DISSIPATION
ICC = 4 mA (MAX.) at TA =25
oC
.
HIGH NOISE IMMUNITY
VNIH =VNIL =28 % VCC (MIN.)
.
OUTPUT DRIVE CAPABILITY
10 LSTTL LOADS
.
SYMMETRICAL OUTPUT IMPEDANCE
|IOH|= IOL = 4 mA (MIN.)
.
BALANCED PROPAGATION DELAYS
tPLH =tPHL
.
WIDE OPERATING VOLTAGE RANGE
VCC (OPR) = 2 V TO 6 V
.
PIN AND FUNCTION COMPATIBLE WITH
54/74LS292/294
DESCRIPTION
The 54/74HC292/7292 and HC294/7294 are high
speed CMOS PROGRAMMABLE DIVIDER/TIMER
fabricated with silicon C
2MOS technology.
They achieve the high speed operation similar to
equivalent LSTTL while maintaining the CMOS low
power dissipation.
These
devices are
programmable
frequency
dividers. The types have two clock inputs, either one
may be used for clock gating. (see the function
table). The HC292/7292 can divide from 2
2 to 231,
and the HC294/7294 can divide from 2
2 to 215. The
types feature an active-low clear input to initialize
the state of all flip-flops. To facilitate incoming
inspection, test points are provided. (TP1, TP2 and
TP3
on
the
HC292/7292
and
TP on
the
HC294/7294).
All
inputs
are
equipped
with
protection circuits against static discharge and
transient excess voltage.
HC292/294 have Q output with ”Totem pole”
configuration and test point TP with ”Open Drain”
output configuration.
HC7292/7294 have all outputs ”Totem Pole”.
HC292
HC7292
HC294
HC7294
HC292
HC7292
HC294
HC7294
1/14


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