Overview
The SN74HC273PWR, produced by Texas Instruments, is an octal D-type flip-flop integrated circuit. This device is part of the HC (High-Speed CMOS) logic family and is designed for high-speed applications. It features eight individual D-type flip-flops with single-rail outputs, each having a direct active low clear input. The SN74HC273PWR operates over a wide voltage range from 2 V to 6 V, making it versatile for various digital circuit designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2 | 6 | V | |
| Operating Temperature Range | -40 | 85 | °C | |
| Maximum ICC (Power Consumption) | 80 | µA | ||
| Typical tpd (Propagation Delay) | 12 | ns | ||
| Output Drive at 5 V | ±4 | mA | ||
| Maximum Input Current | 1 | µA | ||
| Clock Frequency at VCC = 4.5 V | 21 | MHz | ||
| Setup Time Before CLK↑ | 25 | ns | ||
| Hold Time, Data After CLK↑ | 0 | ns |
Key Features
- Wide operating voltage range of 2 V to 6 V
- Outputs can drive up to 10 LSTTL loads
- Low power consumption, with a maximum ICC of 80 µA
- Typical propagation delay (tpd) of 12 ns
- ±4 mA output drive at 5 V
- Low input current of 1 µA maximum
- Contains eight flip-flops with single-rail outputs
- Direct active low clear input
- Individual data input to each flip-flop
Applications
- Buffer or storage registers
- Shift registers
- Pattern generators
Q & A
- What is the operating voltage range of the SN74HC273PWR?
The operating voltage range is from 2 V to 6 V.
- How many flip-flops does the SN74HC273PWR contain?
The device contains eight individual D-type flip-flops.
- What is the typical propagation delay of the SN74HC273PWR?
The typical propagation delay (tpd) is 12 ns.
- What is the maximum power consumption of the SN74HC273PWR?
The maximum power consumption (ICC) is 80 µA.
- Can the outputs of the SN74HC273PWR drive multiple LSTTL loads?
Yes, the outputs can drive up to 10 LSTTL loads.
- What is the maximum input current for the SN74HC273PWR?
The maximum input current is 1 µA.
- Does the SN74HC273PWR have a direct clear input?
Yes, it has a direct active low clear input.
- What are some common applications of the SN74HC273PWR?
Common applications include buffer or storage registers, shift registers, and pattern generators.
- What is the operating temperature range of the SN74HC273PWR?
The operating temperature range is from -40°C to 85°C.
- What is the clock frequency capability of the SN74HC273PWR at 4.5 V?
The clock frequency capability at 4.5 V is up to 21 MHz.
