HEF4526BT,653 NXP Semiconductors, HEF4526BT,653 Datasheet - Page 3
![IC BINARY COUNTR DWN 4BIT 16SOIC](/photos/6/52/65286/16-soic_sot109-1_sml.jpg)
HEF4526BT,653
Manufacturer Part Number
HEF4526BT,653
Description
IC BINARY COUNTR DWN 4BIT 16SOIC
Manufacturer
NXP Semiconductors
Series
4000Br
Datasheet
1.HEF4526BT652.pdf
(10 pages)
Specifications of HEF4526BT,653
Package / Case
16-SOIC (3.9mm Width)
Logic Type
Binary Counter
Direction
Down
Number Of Elements
1
Number Of Bits Per Element
4
Reset
Asynchronous
Timing
Synchronous
Count Rate
32MHz
Trigger Type
Positive, Negative
Voltage - Supply
4.5 V ~ 15.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
933406850653
HEF4526BTD-T
HEF4526BTD-T
HEF4526BTD-T
HEF4526BTD-T
Philips Semiconductors
PINNING
COUNTING MODE
CF = HIGH; PL = LOW; MR = LOW
January 1995
PL
P
CF
CP
CP
MR
TC
O
0
Programmable 4-bit binary down counter
0
to P
0
1
COUNT
to O
15
14
13
12
10
11
9
8
7
6
5
4
3
2
1
0
3
3
parallel load input
parallel inputs
cascade feedback input
clock input (LOW to HIGH, triggered)
clock input (HIGH to LOW, triggered)
asynchronous master reset input
terminal count output
buffered parallel outputs
Fig.2 Pinning diagram.
O
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
3
O
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
2
OUTPUTS
O
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
1
O
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
0
3
FUNCTION TABLE
Notes
1. H = HIGH state (the more positive voltage)
HEF4526BP(N): 16-lead DIL; plastic
HEF4526BD(F):
HEF4526BT(D):
( ): Package Designator North America
MR
H
L
L
L
L
L
L
L
L = LOW state (the less positive voltage)
X = state is immaterial
= positive-going transition
= negative-going transition
PL
H
X
L
L
L
L
L
L
CP
X
X
X
H
L
16-lead DIL; ceramic (cerdip)
16-lead SO; plastic
(SOT38-1)
(SOT74)
(SOT109-1)
0
CP
H
X
X
X
L
1
reset (asynchronous)
preset (asynchronous)
no change
no change
no change
no change
counter advances
counter advances
Product specification
HEF4526B
MODE
MSI