HEF4526BT,652 NXP Semiconductors, HEF4526BT,652 Datasheet - Page 3

• Manufacturer Part Number: HEF4526BT,652
• Description: IC BINARY COUNTR DWN 4BIT 16SOIC
• Manufacturer: NXP Semiconductors
• Series: 4000Br

Specifications of HEF4526BT,652

• 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
• Logic Family: HEF4526B
• Number Of Bits: 4
• Operating Supply Voltage: 4.5 V to 15.5 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 933406850652; HEF4526BTD; HEF4526BTD

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