Features: ` LSTTL Output Logic Level Compatibility as well as CMOS Output Compatibility` High Speed Operation: tpd (A to Y) = 12 ns typ (CL = 50 pF)` High Output Current: Fanout of 15 LSTTL Loads` Wide Operating Voltage: VCC = 4.5 to 5.5 V` Low Input Current: 1 A max` Low Quiescent Supply Current:...
HD74HCT540: Features: ` LSTTL Output Logic Level Compatibility as well as CMOS Output Compatibility` High Speed Operation: tpd (A to Y) = 12 ns typ (CL = 50 pF)` High Output Current: Fanout of 15 LSTTL Loads` W...
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Symbol |
Parameter |
Value |
Unit |
VCC |
Supply voltage range |
0.5 to +7.0 |
V |
VIN |
Input voltage |
0.5 to VCC + 0.5 |
V |
VOUT |
Output voltage |
0.5 to VCC + 0.5 |
V |
IOUT |
Output current |
±35 |
mA |
ICC,IGND |
DC current drain per VCC, GND |
±75 |
mA |
IIK |
DC input diode current |
±20 |
mA |
IOK |
DC output diode current |
±20 |
mA |
PT |
Power dissipation per package |
500 |
mW |
Tstg |
Storage temperature |
-65 ~+150 |
°C |
The HD74HCT540 is an inverting buffer and the HD74HCT541 is a non-inverting buffer. The 3-state control gate operates as a two-input NOR such that if either G1 or G2 are high, all eight outputs are in the high-impedance state.