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ICM7212 4 Digit LED Display Driver
Photograph
Features
- 28 Current Limited Segment Outputs Provide 4-Digit Non-Multiplexed Direct LED Drive at >5mA Per Segment
- Brightness Input Allows Direct Control of LED Segment Current With a Single Potentiometer or Digitally as a Display Enable
- ICM7212AM Device Provides Same Input Configuration and Output Decoding Options as the ICM7211AM
Pin Layout
Pin Description
| Pin Number | Description |
|---|---|
| 1 | Vdd - Positive Power Supply |
| 2 | e1 - E Segment Character 1 |
| 3 | g1 - G Segment Character 1 |
| 4 | f1 - 1F Segment Character 1 |
| 5 | BRT - Brightness |
| 6 | a2 - A Segment Character 2 |
| 7 | b2 - B Segment Character 2 |
| 8 | c2 - C Segment Character 2 |
| 9 | d2 - D Segment Character 2 |
| 10 | e2 - E Segment Character 2 |
| 11 | g2 - G Segment Character 2 |
| 12 | f2 - F Segment Character 2 |
| 13 | a3 - A Segment Character 3 |
| 14 | b3 - B Segment Character 3 |
| 15 | c3 - C Segment Character 3 |
| 16 | d3 - D Segment Character 3 |
| 17 | e3 - E Segment Character 3 |
| 18 | g3 - G Segment Character 3 |
| 19 | f3 - F Segment Character 3 |
| 20 | a4 - A Segment Character 4 |
| 21 | b4 - B Segment Character 4 |
| 22 | c4 - C Segment Character 4 |
| 23 | d4 - D Segment Character 4 |
| 24 | e4 - E Segment Character 4 |
| 25 | g4 - G Segment Character 4 |
| 26 | f4 - F Segment Character 4 |
| 27 | B0 - B0 Data Input |
| 28 | B1 - B1 Data Input |
| 29 | B2 - B2 Data Input |
| 30 | B3 - B3 Data Input |
| 31 | DA1 - Data Address Bit 1 |
| 32 | DA2 - Data Address Bit 2 |
| 33 | CS1 - Chip Select 1 |
| 34 | CS2 - Chip Select 2 |
| 35 | Vss - Negative Power Supply |
| 36 | Vss - Negative Power Supply |
| 37 | a1 - A Segment Character 1 |
| 38 | b1 - B Segment Character 1 |
| 39 | c1 - C Segment Character 1 |
| 40 | d1 - D Segment Character 1 |
Dimensional Drawing
Technical Data
Datasheet
Application Notes