Overview
The SN74HC595PWRE4, produced by Texas Instruments, is an 8-bit serial-in, parallel-out shift register integrated circuit. This device is part of the HC595 series and is known for its versatility and wide range of applications. It contains an 8-bit serial-in, parallel-out shift register that feeds an 8-bit D-type storage register, with the storage register having parallel 3-state outputs. The device is designed to operate over a wide voltage range and offers low power consumption, making it suitable for various electronic systems.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 2 | 5 | 6 | V |
| High-Level Input Voltage (VIH) | 1.5 (VCC=2V) | 3.15 (VCC=4.5V) | 4.2 (VCC=6V) | V |
| Low-Level Input Voltage (VIL) | 0.5 (VCC=2V) | 1.35 (VCC=4.5V) | 1.8 (VCC=6V) | V |
| Output Voltage (VO) | 0 | - | VCC | V |
| Maximum ICC (Power Consumption) | - | - | 80 μA | μA |
| Typical Propagation Delay (tpd) | - | 13 ns | - | ns |
| Output Drive at 5 V | - | ±6 mA | - | mA |
| Maximum Input Current | - | - | 1 μA | μA |
| Operating Temperature Range | -40 | - | 85 | °C |
Key Features
- 8-bit serial-in, parallel-out shift register
- Wide operating voltage range of 2 V to 6 V
- High-current 3-state outputs can drive up to 15 LSTTL loads
- Low power consumption: 80-μA (maximum) ICC
- Typical propagation delay (tpd) of 13 ns
- ±6-mA output drive at 5 V
- Low input current: 1 μA (maximum)
- Shift register has direct clear (SRCLR) input
- Serial (SER) input and serial outputs for cascading
- Separate clocks for shift and storage registers
Applications
- Network switches
- Power infrastructure
- LED displays
- Servers
Q & A
- What is the SN74HC595PWRE4? The SN74HC595PWRE4 is an 8-bit serial-in, parallel-out shift register integrated circuit produced by Texas Instruments.
- What is the operating voltage range of the SN74HC595PWRE4? The operating voltage range is from 2 V to 6 V.
- How many LSTTL loads can the outputs of the SN74HC595PWRE4 drive? The high-current 3-state outputs can drive up to 15 LSTTL loads.
- What is the maximum power consumption of the SN74HC595PWRE4? The maximum power consumption is 80 μA.
- What is the typical propagation delay of the SN74HC595PWRE4? The typical propagation delay (tpd) is 13 ns.
- What is the output drive capability at 5 V? The output drive capability at 5 V is ±6 mA.
- Does the SN74HC595PWRE4 have a direct clear input? Yes, the shift register has a direct overriding clear (SRCLR) input.
- Can the SN74HC595PWRE4 be cascaded? Yes, the device has serial outputs for cascading.
- What are the typical applications of the SN74HC595PWRE4? Typical applications include network switches, power infrastructure, LED displays, and servers.
- What is the operating temperature range of the SN74HC595PWRE4? The operating temperature range is from -40°C to 85°C.
