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74HCT574PW
+BOMFlip Flops OCTAL D-TYPE POS EDGE 3-S
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ManufacturerNexperia
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Mfr. Part #74HCT574PW
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In Stock8400
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Specifications
| Attribute | Value |
| StandardPackQty | 75 |
Overview
Description
Data enters the flip-flops on the rising edge of the clock pulse, and the output can be enabled or disabled via the OE pin, allowing for easy interfacing with other digital systems. The 74HCT574PW is known for its fast switching times and low power consumption, making it suitable for use in a wide range of electronic products. The 'PW' in its designation indicates its specific package type, typically a TSSOP (Thin Shrink Small Outline Package), which is suitable for applications requiring compact and space-efficient designs.
Equivalent
1. Texas Instruments SN74HCT574
2. ON Semiconductor MC74HCT574A
3. Fairchild Semiconductor 74HCT574
4. Nexperia 74HCT574D
These components typically share similar electrical characteristics and functionality, making them suitable substitutes in compatible circuit designs. Always verify datasheets for specific applications to ensure compatibility.
Features
1. Octal Configuration: Consists of eight D-type flip-flops.
2. 3-State Outputs: Outputs can be in one of three states: high, low, or high-impedance, allowing for bus interfacing.
3. Positive-Edge Triggered: Data is transferred to the output on the rising edge of the clock pulse.
4. Compatibility: Part of the 74HCT logic family, designed for compatibility with TTL logic levels.
5. Wide Supply Voltage Range: Operates typically from 4.5V to 5.5V.
6. High-Speed Operation: Offers fast switching speeds.
7. Low Power Consumption: CMOS technology ensures reduced power usage.
8. Latch-Up Performance: Offers strong resilience against latch-up.
9. Industrial Temperature Range: Suitable for operation in a wide temperature range, typically -40°C to +85°C.
10. Standard Pin Configuration: Available in several package types, including TSSOP (Thin Shrink Small Outline Package).
These features make the 74HCT574PW suitable for applications requiring temporary data storage, buffering, or interfacing.
Pinout
Pin Count and Functions:
- Total Pins: 20
- Functions:
- D0-D7 (Pins 2-9): Data inputs for the 8 flip-flops.
- Q0-Q7 (Pins 18-11): 3-state outputs corresponding to the data inputs.
- OE (Pin 19): Output Enable; active low. When low, the outputs are enabled and reflect the flip-flops' states. When high, outputs are in high-impedance state.
- CP (Pin 10): Clock Pulse input; triggers data storage on a rising edge.
- VCC (Pin 20): Power supply pin.
- GND (Pin 1): Ground reference pin.
This IC is commonly used in applications requiring data storage and temporary data holding, such as in microprocessor-based systems where bus-oriented data processing is required.