Overview
The 74HC1G66GW,165 is a single-pole, single-throw analog switch produced by Nexperia USA Inc. This component is part of the 74HC and 74HCT logic families and is designed to provide reliable and efficient switching in various electronic circuits. The device features two input/output terminals (nY and nZ) and a digital enable input (nE), allowing for precise control over the switching operation. When the enable input (nE) is LOW, the analog switch is turned off, ensuring minimal power consumption and high noise immunity.
Key Specifications
| Parameter | Description |
|---|---|
| Package Type | SOT353-1 (TSSOP5) |
| Supply Voltage Range | 2.0 V to 10.0 V |
| ON Resistance (typ.) | 45 Ω at VCC = 4.5 V, 30 Ω at VCC = 6.0 V, 25 Ω at VCC = 9.0 V |
| ESD Protection | HBM: ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V |
| Latch-up Performance | Exceeds 100 mA per JESD 78 Class II Level B |
| Logic Levels | CMOS and TTL compatible (for 74HCT version) |
Key Features
- Single-pole, single-throw analog switch with two input/output terminals and a digital enable input.
- Wide supply voltage range from 2.0 V to 10.0 V.
- Very low ON resistance, ensuring minimal signal attenuation.
- High noise immunity and CMOS low power dissipation.
- ESD protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V.
- Inputs include clamp diodes to interface with voltages in excess of VCC.
- 74HCT version features control inputs with reduced input threshold levels for TTL logic compatibility.
Applications
The 74HC1G66GW,165 is versatile and can be used in a variety of applications across different industries, including:
- Automotive electronics for safety and efficiency improvements.
- Industrial automation for reliable and efficient switching in control circuits.
- Consumer electronics for audio and video signal switching.
- Mobile and wearable devices for low-power signal management.
- Computing and power management systems for efficient data transfer.
Q & A
- What is the package type of the 74HC1G66GW,165?
The package type is SOT353-1 (TSSOP5).
- What is the supply voltage range for this component?
The supply voltage range is from 2.0 V to 10.0 V.
- What is the typical ON resistance of the 74HC1G66GW,165?
The typical ON resistance is 45 Ω at VCC = 4.5 V, 30 Ω at VCC = 6.0 V, and 25 Ω at VCC = 9.0 V.
- Does the 74HC1G66GW,165 have ESD protection?
Yes, it has ESD protection: HBM ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V.
- Is the 74HC1G66GW,165 compatible with TTL logic levels?
Yes, the 74HCT version is compatible with TTL logic levels due to reduced input threshold levels.
- What are the key applications of the 74HC1G66GW,165?
Key applications include automotive electronics, industrial automation, consumer electronics, mobile and wearable devices, and computing and power management systems.
- How does the enable input (nE) affect the switch?
When the enable input (nE) is LOW, the analog switch is turned off.
- Does the component include clamp diodes?
Yes, the inputs include clamp diodes to interface with voltages in excess of VCC.
- What is the latch-up performance of the 74HC1G66GW,165?
The latch-up performance exceeds 100 mA per JESD 78 Class II Level B.
- Is the 74HC1G66GW,165 still in production?
No, the 74HC1G66GW,165 is listed as obsolete and no longer manufactured.
