74AHCT14 - Logic Level Inverter / Level Shifter
74AHCT14 hex Schmitt-trigger inverter that accepts 3.3 V logic input and drives 5 V AHCT output levels. Commonly used to level-shift or invert logic signals between 3.3 V microcontrollers and 5 V peripherals.
Pinout
- 1ADIP pin 1
Inverter 1 data input
Type · Unknown - 1YDIP pin 2
Inverter 1 data output
Type · Unknown - 2ADIP pin 3
Inverter 2 data input
Type · Unknown - 2YDIP pin 4
Inverter 2 data output
Type · Unknown - 3ADIP pin 5
Inverter 3 data input
Type · Unknown - 3YDIP pin 6
Inverter 3 data output
Type · Unknown - GNDDIP pin 7
Ground
Type · GroundVoltage · 0V - 4YDIP pin 8
Inverter 4 data output
Type · Unknown - 4ADIP pin 9
Inverter 4 data input
Type · Unknown - 5YDIP pin 10
Inverter 5 data output
Type · Unknown - 5ADIP pin 11
Inverter 5 data input
Type · Unknown - 6YDIP pin 12
Inverter 6 data output
Type · Unknown - 6ADIP pin 13
Inverter 6 data input
Type · Unknown - VCCDIP pin 14
Supply voltage
Type · Power
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| 1A | DIP pin 1 | Unknown | Inverter 1 data input | |
| 1Y | DIP pin 2 | Unknown | Inverter 1 data output | |
| 2A | DIP pin 3 | Unknown | Inverter 2 data input | |
| 2Y | DIP pin 4 | Unknown | Inverter 2 data output | |
| 3A | DIP pin 5 | Unknown | Inverter 3 data input | |
| 3Y | DIP pin 6 | Unknown | Inverter 3 data output | |
| GND | DIP pin 7 | Ground | Ground | 0V |
| 4Y | DIP pin 8 | Unknown | Inverter 4 data output | |
| 4A | DIP pin 9 | Unknown | Inverter 4 data input | |
| 5Y | DIP pin 10 | Unknown | Inverter 5 data output | |
| 5A | DIP pin 11 | Unknown | Inverter 5 data input | |
| 6Y | DIP pin 12 | Unknown | Inverter 6 data output | |
| 6A | DIP pin 13 | Unknown | Inverter 6 data input | |
| VCC | DIP pin 14 | Power | Supply voltage |
Pin details
14 connections- 1ADIP pin 1
Inverter 1 data input
Unknown - 1YDIP pin 2
Inverter 1 data output
Unknown - 2ADIP pin 3
Inverter 2 data input
Unknown - 2YDIP pin 4
Inverter 2 data output
Unknown - 3ADIP pin 5
Inverter 3 data input
Unknown - 3YDIP pin 6
Inverter 3 data output
Unknown - GNDDIP pin 7
Ground
GroundVoltage · 0V - 4YDIP pin 8
Inverter 4 data output
Unknown - 4ADIP pin 9
Inverter 4 data input
Unknown - 5YDIP pin 10
Inverter 5 data output
Unknown - 5ADIP pin 11
Inverter 5 data input
Unknown - 6YDIP pin 12
Inverter 6 data output
Unknown - 6ADIP pin 13
Inverter 6 data input
Unknown - VCCDIP pin 14
Supply voltage
Power
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