HEF4538BP,652 NXP Semiconductors, HEF4538BP,652 Datasheet - Page 2

• Manufacturer Part Number: HEF4538BP,652
• Description: IC DUAL MONO MULTIVIB 16-DIP
• Manufacturer: NXP Semiconductors
• Series: 4000Br

Specifications of HEF4538BP,652

• Logic Type: Monostable
• Package / Case: 16-DIP (0.300", 7.62mm)
• Independent Circuits: 2
• Schmitt Trigger Input: No
• Propagation Delay: 40ns
• Voltage - Supply: 4.5 V ~ 15.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Elements Per Chip: 2
• Logic Family: HEF4000
• Input Bias Current (max): 0.08 mA
• Propagation Delay Time: 460 ns, 180 ns, 120 ns
• High Level Output Current: - 3.6 mA
• Low Level Output Current: 3.6 mA
• Supply Voltage (max): 15 V
• Supply Voltage (min): 3 V
• Maximum Power Dissipation: 750 mW
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: Through Hole
• Operating Supply Voltage: 3.3 V, 5 V, 9 V, 12 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output High, Low: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-3134-5; 933507950652; HEF4538BPN

Philips Semiconductors
DESCRIPTION
The HEF4538B is a dual retriggerable-resettable
monostable multivibrator. Each multivibrator has an active
LOW trigger/retrigger input (I
trigger/retrigger input (I
reset input (C
and two pins (C
timing components C
over temperature range is
The HEF4538B may be triggered by either the positive or
the negative edges of the input pulse and will produce an
January 1995
Dual precision monostable multivibrator
D
), an output (O) and its complement (O),
TC
Fig.1 Functional diagram.
,
(1)
t
RC
and R
1
), an overriding active LOW direct
TC
) for connecting the external
t
. Typical pulse width variation
0,2%.
0
), an active HIGH
2
accurate output pulse with a pulse width range of 10 s to
infinity. The duration and accuracy of the output pulse are
determined by the external timing components C
The output pulse width (T) is equal to R
design techniques in LOCMOS guarantee precise control
of the output pulse width.
A LOW level at C
immediately. Schmitt-trigger action in the trigger inputs
makes the circuit highly tolerant to slower rise and fall
times.
PINNING
Note
1. Always connected to ground.
FAMILY DATA, I
See Family specifications.
HEF4538BP(N): 16-lead DIL; plastic (SOT38-1)
HEF4538BD(F):
HEF4538BT(D):
( ): Package Designator North America
I
I
C
O
O
C
RC
0A,
1A
DA
TC A
A
A
, I
, O
, O
TC A
I
, C
0B
1B
, C
B
B
DB
, RC
TC B
TC B
DD
D
Fig.2 Pinning diagram.
16-lead DIL; ceramic (cerdip) (SOT74)
16-lead SO; plastic (SOT109-1)
input (HIGH to LOW triggered)
input (LOW to HIGH triggered)
direct reset input (active LOW)
output
complementary output (active LOW)
external capacitor connections
external capacitor/ resistor
connections
LIMITS category MSI
terminates the output pulse
Product specification
HEF4538B
t
C
t
. The linear
t
MSI
and R
(1)
t
.