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74HC190 from HIT

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14.893ms

74HC190

Manufacturer: HIT

Presettable synchronous BCD decade up/down counter

Partnumber Manufacturer Quantity Availability
74HC190 HIT 32 In Stock

Description and Introduction

Presettable synchronous BCD decade up/down counter The 74HC190 is a high-speed CMOS 4-bit synchronous up/down decade counter manufactured by HIT (Hualon Microelectronics Corporation). Here are the key specifications:

- **Logic Family**: HC (High-speed CMOS)
- **Number of Bits**: 4-bit
- **Counting Sequence**: Synchronous up/down
- **Supply Voltage Range**: 2V to 6V
- **Operating Temperature Range**: -40°C to +85°C
- **Package Options**: DIP-16, SOIC-16, TSSOP-16
- **Propagation Delay**: Typically 20 ns at 5V
- **Input Capacitance**: 3.5 pF (typical)
- **Output Current**: ±25 mA
- **Power Dissipation**: 500 mW (max)
- **Features**: Parallel load, ripple clock output, and carry/borrow output for cascading.

These specifications are based on the standard 74HC190 datasheet provided by HIT. For precise details, always refer to the official datasheet.

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