Overview
The 74AHC595PW-Q100118 is an advanced high-speed CMOS 8-bit serial-in/parallel-out shift register produced by NXP USA Inc. This integrated circuit is designed to operate within a wide supply voltage range and is known for its low power consumption and high-speed operation. It is part of the 74AHC series, which is renowned for its high performance and reliability in various electronic applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 2.0 V to 5.5 V | V |
| Maximum Frequency (SHCP or STCP) | 80 MHz (3.0 V to 3.6 V), 130 MHz (4.5 V to 5.5 V) | MHz |
| Pulse Width (SHCP or STCP) | 5.0 ns | ns |
| Output Enable Time (OE to Qn) | 5.4 ns (CL = 15 pF), 8.7 ns (CL = 50 pF) at 3.0 V to 3.6 V | ns |
| Power Dissipation Capacitance | 42 pF at f = 1 MHz | pF |
| Operating Temperature Range | -40°C to +125°C | °C |
| Package Type | TSSOP20 |
Key Features
- Wide supply voltage range from 2.0 V to 5.5 V
- Sinks or sources 8 mA at VCC = 4.5 V
- CMOS low power consumption
- Schmitt Trigger action at all inputs
- 8-bit serial-in/parallel-out shift register with 8-bit output register
- Reset function (MR) sets all shift register values to zero, independent of all clocks
- Data transfer from input shift register to output register on rising pulse of storage register clock (SHCP)
- Output enable (OE) control for 3-state outputs
Applications
The 74AHC595PW-Q100118 is suitable for a variety of applications requiring high-speed data transfer and low power consumption. These include:
- Digital display drivers
- LED drivers
- Scanner and printer interfaces
- General-purpose serial-to-parallel data conversion
- Automotive and industrial control systems
Q & A
- What is the supply voltage range of the 74AHC595PW-Q100118? The supply voltage range is from 2.0 V to 5.5 V.
- What is the maximum frequency of operation for this IC? The maximum frequency is 80 MHz for VCC = 3.0 V to 3.6 V and 130 MHz for VCC = 4.5 V to 5.5 V.
- How does the reset function work? The reset function (MR) sets all shift register values to zero and is independent of all clocks.
- What is the purpose of the output enable (OE) pin? The output enable (OE) pin controls the 3-state outputs, making them active when asserted low.
- What is the typical power dissipation capacitance? The typical power dissipation capacitance is 42 pF at f = 1 MHz.
- What is the operating temperature range of this IC? The operating temperature range is -40°C to +125°C.
- What package type is the 74AHC595PW-Q100118 available in? It is available in a TSSOP20 package.
- Does the IC have Schmitt Trigger inputs? Yes, the IC has Schmitt Trigger action at all inputs.
- How does data transfer from the input shift register to the output register occur? Data transfer occurs on the rising pulse of the storage register clock (SHCP).
- What are some common applications of this IC? Common applications include digital display drivers, LED drivers, scanner and printer interfaces, and general-purpose serial-to-parallel data conversion.
