4-digit 7-segment common-cathode LED display, yellow, 0.56" digit height, 14 mcd. Includes decimal points and a center colon for clock/timer use. Drive with a 74HC595 or TPIC6B595 at up to 20 mA per segment.
Seven-segment LED segment E anode. Adafruit identifies this as a multiplexed common-cathode raw display; the datasheet maps segment E to package pin 1.
Seven-segment LED segment D anode, datasheet package pin 2.
Decimal point segment anode, datasheet package pin 3.
Seven-segment LED segment C anode, datasheet package pin 4.
Seven-segment LED segment G anode, datasheet package pin 5.
Common cathode for digit 4, datasheet package pin 6. Sink this digit when multiplexing.
Common cathode for the centre colon dots D5/D6, datasheet package pin 7.
Anode for centre colon dots D5/D6, datasheet package pin 8.
Seven-segment LED segment B anode, datasheet package pin 9.
Common cathode for digit 3, datasheet package pin 10. Sink this digit when multiplexing.
Common cathode for digit 2, datasheet package pin 11. Sink this digit when multiplexing.
Seven-segment LED segment F anode, datasheet package pin 12.
Seven-segment LED segment A anode, datasheet package pin 13.
Common cathode for digit 1, datasheet package pin 14. Sink this digit when multiplexing.
Adafruit product page states the sold display is multiplexed, common-cathode, with 8 anodes for segments/decimal and cathodes sunk per digit.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| E | 1 | segment anode | Seven-segment LED segment E anode. Adafruit identifies this as a multiplexed common-cathode raw display; the datasheet maps segment E to package pin 1. | LED segment, Vf/drive current per datasheet; Adafruit notes about 15 mA typical segment drive and up to 20 mA brightest. |
| D | 2 | segment anode | Seven-segment LED segment D anode, datasheet package pin 2. | LED segment, drive via current-limited anode. |
| DP | 3 | segment anode | Decimal point segment anode, datasheet package pin 3. | LED segment, drive via current-limited anode. |
| C | 4 | segment anode | Seven-segment LED segment C anode, datasheet package pin 4. | LED segment, drive via current-limited anode. |
| G | 5 | segment anode | Seven-segment LED segment G anode, datasheet package pin 5. | LED segment, drive via current-limited anode. |
| DIG4 COM | 6 | digit cathode | Common cathode for digit 4, datasheet package pin 6. Sink this digit when multiplexing. | Common-cathode digit sink; Adafruit notes NPN transistor or TPIC6B595 can sink the digit current. |
| COLON COM | 7 | common cathode | Common cathode for the centre colon dots D5/D6, datasheet package pin 7. | Common-cathode sink for colon LEDs. |
| COLON | 8 | segment anode | Anode for centre colon dots D5/D6, datasheet package pin 8. | LED segment, drive via current-limited anode. |
| B | 9 | segment anode | Seven-segment LED segment B anode, datasheet package pin 9. | LED segment, drive via current-limited anode. |
| DIG3 COM | 10 | digit cathode | Common cathode for digit 3, datasheet package pin 10. Sink this digit when multiplexing. | Common-cathode digit sink. |
| DIG2 COM | 11 | digit cathode | Common cathode for digit 2, datasheet package pin 11. Sink this digit when multiplexing. | Common-cathode digit sink. |
| F | 12 | segment anode | Seven-segment LED segment F anode, datasheet package pin 12. | LED segment, drive via current-limited anode. |
| A | 13 | segment anode | Seven-segment LED segment A anode, datasheet package pin 13. | LED segment, drive via current-limited anode. |
| DIG1 COM | 14 | digit cathode | Common cathode for digit 1, datasheet package pin 14. Sink this digit when multiplexing. | Common-cathode digit sink. |
| COMMON CATHODE DISPLAY | evidence | Adafruit product page states the sold display is multiplexed, common-cathode, with 8 anodes for segments/decimal and cathodes sunk per digit. | Adafruit product page states about 15 mA per segment drive and up to 20 mA brightest. |
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