Overview
The 74AHCT1G14GW is a high-speed Si-gate CMOS device manufactured by Nexperia USA Inc. This component functions as a single inverter with Schmitt-trigger inputs, designed to transform slowly changing input signals into sharply defined, jitter-free output signals. It is part of the 74AHCT series, which features TTL input switching levels and a supply voltage range of 4.5 V to 5.5 V. This device has been qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1), making it suitable for use in automotive applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| VCC (Supply Voltage) | 4.5 | 5.5 | V | ||
| VI (Input Voltage) | VT+ or VT- | 4.4 | 4.5 | V | |
| VOH (HIGH-level Output Voltage) | IO = -8.0 mA | 3.94 | 3.70 | V | |
| VOL (LOW-level Output Voltage) | IO = 8.0 mA | 0.55 | V | ||
| II (Input Leakage Current) | VI = 5.5 V or GND; VCC = 0 V to 5.5 V | 2.0 | μA | ||
| ICC (Supply Current) | VI = VCC or GND; IO = 0 A; VCC = 5.5 V | 40 | μA | ||
| CI (Input Capacitance) | 1.5 | 10 | pF | ||
| tpd (Propagation Delay) | CL = 50 pF; VCC = 4.5 V to 5.5 V | 5.9 | 11.0 | ns | |
| CPD (Power Dissipation Capacitance) | CL = 50 pF; f = 1 MHz; VI = GND to VCC | 13 | pF |
Key Features
- Automotive product qualification in accordance with AEC-Q100 (Grade 1).
- Specified from -40°C to +85°C and from -40°C to +125°C.
- Symmetrical output impedance.
- High noise immunity.
- ESD protection: MIL-STD-883, method 3015 exceeds 2000 V HBM, JESD22-A114F exceeds 2000 V MM, JESD22-A115-A exceeds 200 V (C = 200 pF, R = 0).
- Low power dissipation.
- Overvoltage tolerant inputs.
Applications
- Wave and pulse shapers.
- Astable multivibrators.
- Monostable multivibrators.
Q & A
- What is the primary function of the 74AHCT1G14GW?
The primary function of the 74AHCT1G14GW is to act as a single inverter with Schmitt-trigger inputs, transforming slowly changing input signals into sharply defined, jitter-free output signals.
- What are the input switching levels for the 74AHCT1G14GW?
The 74AHCT1G14GW has TTL input switching levels.
- What is the supply voltage range for the 74AHCT1G14GW?
The supply voltage range for the 74AHCT1G14GW is 4.5 V to 5.5 V.
- Is the 74AHCT1G14GW suitable for automotive applications?
Yes, the 74AHCT1G14GW has been qualified to the Automotive Electronics Council (AEC) standard Q100 (Grade 1), making it suitable for automotive applications.
- What are the temperature ranges specified for the 74AHCT1G14GW?
The device is specified from -40°C to +85°C and from -40°C to +125°C.
- What is the propagation delay for the 74AHCT1G14GW?
The propagation delay for the 74AHCT1G14GW is typically between 5.9 ns and 11.0 ns for a load capacitance of 50 pF.
- Does the 74AHCT1G14GW have ESD protection?
Yes, the 74AHCT1G14GW has ESD protection: MIL-STD-883, method 3015 exceeds 2000 V HBM, JESD22-A114F exceeds 2000 V MM, JESD22-A115-A exceeds 200 V (C = 200 pF, R = 0).
- What are some common applications of the 74AHCT1G14GW?
Common applications include wave and pulse shapers, astable multivibrators, and monostable multivibrators.
- What is the input capacitance of the 74AHCT1G14GW?
The input capacitance is typically 1.5 pF to 10 pF.
- Does the 74AHCT1G14GW have overvoltage tolerant inputs?
Yes, the 74AHCT1G14GW has overvoltage tolerant inputs.
