🔢 SN74LS47N - BCD to 7-Segment Display Decoder/Driver (Common Anode) 🔢
The SN74LS47N is a BCD (Binary-Coded Decimal) to 7-segment decoder/driver designed to operate common-anode LED displays. It simplifies numeric display by decoding a 4-bit binary input and driving 7-segment LEDs directly. Ideal for digital counters, displays, and measurement instruments.
✅ Technical Specifications:
- Conversion Type: BCD (4-bit) to 7-Segment
- Display Compatibility: Common Anode LED Displays
- Operating Voltage: 4.75V to 5.25V (TTL Logic)
- Output Current: Up to 24 mA per segment
- Additional Inputs: Lamp Test (LT), Blanking Input (BI), Ripple Blanking Input/Output (RBI/RBO)
- Operating Temperature: 0°C to 70°C
- Package Type: DIP-16
🔹 Features:
- Direct LED drive capability (no resistors needed in many cases)
- Automatic current limiting to protect LEDs
- Displays numeric digits 0–9
- Lamp test and blanking features
- Easily integrated into Arduino and microcontroller-based systems
📌 Common Applications:
- Digital counters
- Electronic display panels
- Numeric control systems
- Measurement instruments
- Educational BCD to display conversions
🔹 Approximate Weight: 10 grams