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TM1650-DIP16
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TM(Shenzhen Titan Micro Elec) LED Drivers, DIP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownTM1650-DIP16
TM(Shenzhen Titan Micro Elec) · LED Drivers · DIP-16
TM1650-DIP16 from TM(Shenzhen Titan Micro Elec), in a DIP-16. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | DIG1 | output | LED digit drive output for digit 1, active low, also keyboard-scan output driven high during key scan. |
| 2 | CLK | input | Clock input of the 2-wire serial interface with built-in pull-up resistor. |
| 3 | DAT | bidirectional | Data input/output of the 2-wire serial interface, open-drain with built-in pull-up. |
| 4 | GND | power_in | Logic ground, connected to system ground. |
| 5 | DIG2 | output | LED digit drive output for digit 2, active low, also keyboard-scan output driven high during key scan. |
| 6 | DIG3 | output | LED digit drive output for digit 3, active low, also keyboard-scan output driven high during key scan. |
| 7 | DIG4 | output | LED digit drive output for digit 4, active low, also keyboard-scan output driven high during key scan. |
| 8 | A/KI1 | bidirectional | LED segment A drive output, active high, or keyboard-scan input 1, active high with built-in pull-down. |
| 9 | B/KI2 | bidirectional | LED segment B drive output, active high, or keyboard-scan input 2, active high with built-in pull-down. |
| 10 | VCC | power_in | Logic power supply positive, 3-5.5V. |
| 11 | C/KI3 | bidirectional | LED segment C drive output, active high, or keyboard-scan input 3, active high with built-in pull-down. |
| 12 | D/KI4 | bidirectional | LED segment D drive output, active high, or keyboard-scan input 4, active high with built-in pull-down. |
| 13 | E/KI5 | bidirectional | LED segment E drive output, active high, or keyboard-scan input 5, active high with built-in pull-down. |
| 14 | F/KI6 | bidirectional | LED segment F drive output, active high, or keyboard-scan input 6, active high with built-in pull-down. |
| 15 | G/KI7 | bidirectional | LED segment G drive output, active high, or keyboard-scan input 7, active high with built-in pull-down. |
| 16 | DP/KP | output | LED segment DP drive output, active high, or key-scan flag output that goes low in 7-segment mode with display on when a valid key is detected. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | TM(Shenzhen Titan Micro Elec) |
| Package | DIP-16 |
| Category | LED Drivers |
| Pins | 16 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Logic supply voltage | VDD | -0.5 | 6.5 | V | Ta=25℃ | 9 | |
| Logic input voltage | VI1 | -0.5 | 6 | V | -0.5 to VDD+0.5 V; Ta=25℃ | 9 | |
| LED segment drive output current | IO1 | 0 | 30 | mA | Ta=25℃ | 9 | |
| LED digit drive output current | IO2 | 0 | 150 | mA | Ta=25℃ | 9 | |
| Operating temperature | Topt | -40 | 85 | °C | 9 | ||
| Storage temperature | Tstg | -65 | 125 | °C | 9 | ||
| Supply voltage | VCC | 3 | 5 | 5.5 | V | Ta=25℃, VCC=5V | 9 |
| Supply current | Ic | 0.2 | 80 | 150 | mA | Ta=25℃, VCC=5V | 9 |
| Quiescent current | IcS | 0.3 | 0.6 | mA | CLK,DAT,KP high | 9 | |
| Standby current | Ist | 0.05 | 0.1 | mA | CLK,DAT,KP high | 9 | |
| CLK/DAT low-level input voltage | VIL | -0.5 | 0.8 | V | 9 | ||
| CLK/DAT high-level input voltage | VIH | 2.2 | 5.5 | V | max printed as VCC+0.5 | 9 | |
| KI low-level input voltage | VIL(KI) | -0.5 | 0.5 | V | 9 | ||
| KI high-level input voltage | VIH(KI) | 1.8 | 5.5 | V | max printed as VCC+0.5 | 9 | |
| DIG low-level output voltage | VOL(DIG) | 1.2 | V | -200mA | 9 | ||
| DIG low-level output voltage | VOL(DIG) | 0.8 | V | -100mA | 9 | ||
| DIG high-level output voltage | VOH(DIG) | 4.5 | V | 5mA | 9 | ||
| KI low-level output voltage | VOL(KI) | 0.5 | V | -20mA | 9 | ||
| KI high-level output voltage | VOH(KI) | 4.5 | V | 20mA | 9 | ||
| Other pins low-level output voltage | VOL | 0.5 | V | -4mA | 9 | ||
| Other pins high-level output voltage | VOH | 4.5 | V | 4mA | 9 | ||
| KI input pull-down current | IDN1 | -30 | -50 | -90 | uA | 9 | |
| CLK input pull-up current | IUP1 | 10 | 200 | 300 | uA | 9 | |
| DAT input pull-up current | IUP2 | 150 | 300 | 400 | uA | 9 | |
| KP output pull-up current | IUP3 | 500 | 2000 | 5000 | uA | 9 | |
| Power-on reset default voltage threshold | VR | 2.3 | 2.6 | 2.9 | V | 9 | |
| Power-on detect reset time | TPR | 10 | 25 | 60 | ms | Ta=25℃, VCC=5V | 10 |
| Display scan period | TP | 4 | 8 | 20 | ms | Ta=25℃, VCC=5V | 10 |
| Key scan interval / key response time | TKS | 20 | 40 | 80 | ms | Ta=25℃, VCC=5V | 10 |
| Start signal setup time | TSSTA | 100 | ns | Ta=25℃, VCC=5V | 10 | ||
| Start signal hold time | THSTA | 100 | ns | Ta=25℃, VCC=5V | 10 | ||
| Stop signal setup time | TSST0 | 100 | ns | Ta=25℃, VCC=5V | 10 | ||
| Stop signal hold time | THST0 | 100 | ns | Ta=25℃, VCC=5V | 10 | ||
| CLK low width | TCLOW | 100 | ns | Ta=25℃, VCC=5V | 10 | ||
| CLK high width | TCHIG | 100 | ns | Ta=25℃, VCC=5V | 10 | ||
| DAT input setup time to CLK rising edge | TSDA | 30 | ns | Ta=25℃, VCC=5V | 10 | ||
| DAT input hold time to CLK rising edge | THDA | 10 | ns | Ta=25℃, VCC=5V | 10 | ||
| DAT output valid delay from CLK falling edge | TAA | 2 | 30 | ns | Ta=25℃, VCC=5V | 10 | |
| DAT output invalid delay from CLK falling edge | TDH | 2 | 40 | ns | Ta=25℃, VCC=5V | 10 |
CAD (KiCad official)
- Symbol:
TM1650-DIP16 - Footprint:
Package_DIP:DIP-16_W7.62mm - 3D model: DIP-16 (KiCad packages3D, STEP)
- 3D model files:
tm1650-dip16-etched.step/tm1650-dip16-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);tm1650-dip16.step/tm1650-dip16.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: TM(Shenzhen Titan Micro Elec) datasheet (12 pp, sha256
7faf9f50b900d3c0, retrieved 2026-10-23, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-opus-5-5(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).