Datasheet

CHIP CARRIER
HCT125 HCT126
TRUTH TABLE (HCT125)
AGY
XHZ
LLL
HLH
TRUTH TABLE (HCT126)
AGY
XLZ
LHL
HHH
PIN DESCRIPTION (HCT125)
PIN No SYMBOL NAME AND FUNCTION
1, 4, 10, 13 G1 to G4 Output Enable Input
2, 5, 9, 12 A1 to A4 Data Inputs
3, 6, 8, 11 Y1 to Y4 Data Outputs
7 GND Ground (0V)
14 V
CC
Positive Supply Voltage
PIN DESCRIPTION (HCT126)
PIN No SYMBOL NAME AND FUNCTION
1, 4, 10, 13 G1 to G4 Output Enable Input
2, 5, 9, 12 A1 to A4 Data Inputs
3, 6, 8, 11 Y1 to Y4 Data Outputs
7 GND Ground (0V)
14 V
CC
Positive Supply Voltage
IEC LOGIC SYMBOLS
HCT125 HCT126
M54/M74HCT125/126
2/10