Overview
The 74LVC373APW-Q100118 is an octal D-type transparent latch with 3-state outputs, manufactured by NXP USA Inc. This device is part of the LVC (Low Voltage CMOS) family and is designed to operate in a wide range of supply voltages from 1.2 V to 3.6 V. It features latch enable (LE) and output enable (OE) inputs, making it versatile for various logic applications. The device is particularly useful in mixed 3.3 V and 5 V environments due to its 5 V tolerant inputs and outputs.
Key Specifications
| Type number | VCC (V) | Logic switching levels | Output drive capability (mA) | tpd (ns) | Power dissipation considerations | Tamb (°C) | Rth(j-a) (K/W) | Ψth(j-top) (K/W) | Rth(j-c) (K/W) | Package name |
|---|---|---|---|---|---|---|---|---|---|---|
| 74LVC373APW | 1.2 - 3.6 | TTL | ± 24 | 3.0 | Low Power | -40 ~ 125 | 101 | 4.6 | 45 | TSSOP20 |
Key Features
- Octal D-type transparent latch with 3-state outputs
- Latch enable (LE) and output enable (OE) inputs
- 5 V tolerant inputs and outputs, suitable for mixed 3.3 V and 5 V environments
- Schmitt-trigger action at all inputs for tolerance of slower input rise and fall times
- Wide supply voltage range from 1.2 V to 3.6 V
- CMOS low power consumption
- Direct interface with TTL levels
- High-impedance outputs when VCC = 0 V
- IOFF circuitry for partial power-down mode operation
- ESD protection: HBM (ANSI/ESDA/JEDEC JS-001 class 2 exceeds 2000 V), CDM (ANSI/ESDA/JEDEC JS-002 class C3 exceeds 1000 V)
- Compliant with JEDEC standards: JESD8-7A, JESD8-5A, JESD8-C/JESD36
Applications
- Logic circuits requiring data latching and storage
- Mixed 3.3 V and 5 V system designs
- Partial power-down applications
- Systems needing low power consumption and high ESD protection
- General-purpose logic and bus driver applications
Q & A
- Q: What is the primary function of the 74LVC373APW-Q100118?
A: The primary function is to act as an octal D-type transparent latch with 3-state outputs.
- Q: What is the supply voltage range for this device?
A: The supply voltage range is from 1.2 V to 3.6 V.
- Q: What are the key inputs for this device?
A: The key inputs are latch enable (LE) and output enable (OE).
- Q: Is the device tolerant to 5 V inputs and outputs?
A: Yes, the device is 5 V tolerant, making it suitable for mixed 3.3 V and 5 V environments.
- Q: What type of ESD protection does the device offer?
A: The device offers ESD protection exceeding 2000 V for HBM and 1000 V for CDM.
- Q: What is the significance of IOFF circuitry in this device?
A: The IOFF circuitry allows for partial power-down mode operation, preventing backflow current when the device is powered down.
- Q: What is the package type for this device?
A: The device is packaged in a TSSOP20 package.
- Q: Is the device compliant with any specific standards?
A: Yes, it complies with JEDEC standards JESD8-7A, JESD8-5A, and JESD8-C/JESD36.
- Q: What are the operating temperature ranges for this device?
A: The device operates from -40 °C to +125 °C.
- Q: What is the output drive capability of the device?
A: The output drive capability is ± 24 mA.
