The HEF4538BT is a dual retriggerable-resettable Monostable Multivibrator. Each multivibrator has an active low trigger/retrigger input (nA), an active high trigger/retrigger input (nB), an overriding active low direct reset input (nCD), an output (nQ) and its complement (nQ) and two pins (nREXT/CEXT and nCEXT, always connected to ground) for connecting the external timing components CEXT and REXT. Typical pulse width variation over the specified temperature range is ±0.2%. The multivibrator may be triggered by either the positive or the negative edges of the input pulse and will produce an accurate output pulse with a pulse width range of 10μs to infinity. The duration and accuracy of the output pulse are determined by the external timing components CEXT and REXT.
Specifications:
Operating Temperature Min: -40°C
No. of Pins: 16Pins
Operating Temperature Max: 85°C
Supply Voltage Min: 4.5V
Supply Voltage Max: 15.5V
Logic Case Style: SOIC
Output Current: 2.4mA
Logic IC Family: HEF4000
Logic IC Base Number: 4538
Logic Family / Base Number: HEF4538
Propagation Delay: 60ns
Multivibrator Type: Retriggerable Monostable
Package Includes:
1 x HEF4538BT,653-NEXPERIA-HEF4538BT,653-Monostable Multivibrator, HEF4538, 60 ns, 2.4 mA, 4.5 V to 15.5 V, SOIC-16
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