HCF4029BM1 STMicroelectronics, HCF4029BM1 Datasheet - Page 2

• Manufacturer Part Number: HCF4029BM1
• Description: Counter ICs SO-16 PRE UP/DN CNTR
• Manufacturer: STMicroelectronics

Specifications of HCF4029BM1

• Counter Type: Decade Counters
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

HCF4029B
signal is normally high and the counter reaches its
maximum count in the UP mode or the minimum
count in the DOWN mode provided the CARRY-IN
signal is low. The CARRY-IN signal in the low
state can thus be considered a CLOCK ENABLE.
The CARRY-IN terminal must be connected to
V
accomplished when the BINARY/DECODE input
is high; the counter counts in the decade mode
when the BINARY/DECADE input is low. The
IINPUT EQUIVALENT CIRCUIT
FUNCTIONAL DIAGRAM
2/12
SS
when not in use. Binary counting is
counter counts Up when to UP/DOWN INPUT is
high, and Down when the UP/DOWN INPUT is
low. Multiple packages can be connected in either
a
arrangement.
synchronous
response from all counting outputs. Ripple
clocking allows for longer clock input rise and fall
times.
PIN DESCRIPTION
4, 12, 13, 3 JAM1 to JAM4 Jam Input Signals
6, 11, 14, 2
PIN No
parallel
15
10
16
5
9
1
7
8
CARRY OUT Carry Out Outputs
clocking
UP/DOWN
CARRY IN
SYMBOL
DECADE
control
BINARY/
PRESET
Q1 to Q4
ENABLE
CLOCK
V
Parallel
V
SS
DD
and,
or
Clock Input
Carry In Input
Binary / Decade Select
Up/Down Select
Preset Enable Input
Q Outputs
Negative Supply Voltage
Positive Supply Voltage
NAME AND FUNCTION
clocking
a
hence,
ripple
a
provides
clocking
faster