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Contents

README

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TM1650-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.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tm1650-dip16.step / tm1650-dip16.glb are 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, primary claude-sonnet-5-5 (text+vision), consensus claude-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).

Datasheet PDF