HD74LS190PManufacturer: RENESAS Synchronous Up / Down Decade Counter (signal clock line) | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| HD74LS190P | RENESAS | 25 | In Stock |
Description and Introduction
Synchronous Up / Down Decade Counter (signal clock line) The HD74LS190P is a 4-bit synchronous up/down counter manufactured by Renesas. Below are its key specifications:
1. **Logic Family**: LS-TTL (Low-Power Schottky TTL)   For exact electrical characteristics and timing parameters, refer to the official Renesas datasheet. |
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Application Scenarios & Design Considerations
Synchronous Up / Down Decade Counter (signal clock line) # Technical Documentation: HD74LS190P Synchronous Up/Down Decade Counter
## 1. Application Scenarios ### 1.1 Typical Use Cases -  Frequency Division Circuits : Converting high-frequency clock signals into lower frequencies for timing and control purposes ### 1.2 Industry Applications  Industrial Automation   Consumer Electronics   Telecommunications   Automotive Systems   Test and Measurement Equipment  ### 1.3 Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### 2.1 Common Design Pitfalls and Solutions  Pitfall 1: Clock Signal Integrity   Pitfall 2: Power Supply Noise   Pitfall 3: Asynchronous Clear Issues   Pitfall 4: Cascading Timing Problems   Pitfall 5: Unused Input Handling  ### |
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| Partnumber | Manufacturer | Quantity | Availability |
| HD74LS190P | HIT | 523 | In Stock |
Description and Introduction
Synchronous Up / Down Decade Counter (signal clock line) The HD74LS190P is a 4-bit synchronous up/down decade counter manufactured by Hitachi (HIT). Here are its key specifications:
1. **Logic Family**: LS-TTL (Low-Power Schottky TTL)   For exact electrical characteristics (timing, current, etc.), refer to the official Hitachi datasheet. |
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Application Scenarios & Design Considerations
Synchronous Up / Down Decade Counter (signal clock line) # Technical Documentation: HD74LS190P Synchronous Up/Down Decade Counter
## 1. Application Scenarios ### 1.1 Typical Use Cases *  Frequency Division Circuits : The device can divide input clock frequencies by factors from 1 to 10, making it suitable for clock scaling in digital timing systems ### 1.2 Industry Applications ### 1.3 Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### 2.1 Common Design Pitfalls and Solutions  Pitfall 1: Clock Signal Integrity   Pitfall 2: Power Supply Noise   Pitfall 3: Unused Input Handling   Pitfall 4: Output Loading  ### 2.2 Compatibility Issues with Other Components  Mixed Logic Families:  |
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