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HD74LS47 from HIT

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HD74LS47

Manufacturer: HIT

BCD-to-Seven-Segment Decoder / Driver (with 15 V Outputs)

Partnumber Manufacturer Quantity Availability
HD74LS47 HIT 353 In Stock

Description and Introduction

BCD-to-Seven-Segment Decoder / Driver (with 15 V Outputs) The HD74LS47 is a BCD to 7-segment decoder/driver IC manufactured by Hitachi (now part of Renesas Electronics). Here are its key specifications:

1. **Function**: Converts 4-bit Binary Coded Decimal (BCD) input to 7-segment outputs for driving common-anode displays.
2. **Output Type**: Open-collector outputs (capable of sinking up to 24mA).
3. **Supply Voltage**: 4.75V to 5.25V (standard 5V operation).
4. **Power Dissipation**: 45mW (typical).
5. **Propagation Delay**: 27ns (typical) from input to output.
6. **Input Current**: -0.36mA (max) for LOW input, 20μA (max) for HIGH input.
7. **Operating Temperature Range**: 0°C to +70°C.
8. **Package**: 16-pin DIP (Dual In-line Package).
9. **Features**: Includes lamp test input, ripple blanking input/output, and leading/trailing zero suppression.

Note: Always verify specifications with the official datasheet as parameters may vary slightly between manufacturers or revisions.

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