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M54HC221A

ST Microelectronics
Part Number M54HC221A
Manufacturer ST Microelectronics
Description DUAL MONOSTABLE MULTIVIBRATOR
Published Apr 23, 2005
Detailed Description M54HC221/221A M74HC221/221A DUAL MONOSTABLE MULTIVIBRATOR . . . . . . . . . HIGH SPEED tPD = 25 ns (TYP) at VCC = 5V L...
Datasheet PDF File M54HC221A PDF File

M54HC221A
M54HC221A

Overview
M54HC221/221A M74HC221/221A DUAL MONOSTABLE MULTIVIBRATOR .
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HIGH SPEED tPD = 25 ns (TYP) at VCC = 5V LOW POWER DISSIPATION STANDBY STATE ICC=4 µA (MAX.
) AT TA=25°C ACTIVE STATE ICC = 700 µA (MAX.
) AT VCC=5V HIGH NOISE IMMUNITY VNIH = VNIL = 28 % VCC (MIN.
) OUTPUT DRIVE CAPABILITY 10 LSTTL LOADS SYMMETRICAL OUTPUT IMPEDANCE IOH = IOL = 4 mA (MIN.
) BALANCED PROPAGATION DELAYS tPLH = tPHL WIDE OPERATING VOLTAGE RANGE VCC (OPR) = 2 V TO 6 V WIDE OUTPUT PULSE WIDTH RANGE tWOUT = 150 ns ∼ 60 s OVER AT VCC = 4.
5 V PIN AND FUNCTION COMPATIBLE WITH 54/74LS221 B1R (Plastic Package) F1R (Ceramic Package) M1R (Micro Package) C1R (Chip Carrier) ORDER CODES : M54HCXXXF1R M74HCXXXXM1R M74HCXXXB1R M74HCXXXC1R DESCRIPTION The M54/74HC221/221A are high speed CMOS MONOSTABLE multivibrators fabricated with silicon gate C2MOS technology.
It achieves the high speed operation similar to equivalent LSTTL while maintaining the CMOS low power dissipation.
There are two trigger inputs, A ...


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