TDSEMIC

HTM1638

3V~5.5V 1MHz 3-Wire Serial Interface 20mA 80mA SOP-28 Display Drivers RoHS

SOP-28ROHS CompliantActive

Special circuit for serial port common cathode keyboard scanning and LED driving control

Manufacturer: TDSEMIC
Manufacturer part #: HTM1638
Store part #: C42463948
Package / case: SOP-28
Category: Display Drivers
Packaging: Tube-packed

Datasheet (PDF)

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4,210 in stock

#C42463948

Stock & price checked 7 days ago

Quantity	Unit price	Pack price
5+	₹34.36	₹171.80
50+	₹26.88	₹1,344.00
150+	₹23.68	₹3,552.00
500+	₹19.69	₹9,845.00
2,500+	₹17.91	₹44,775.00
5,000+	₹16.84	₹84,200.00

Quantity (min 5, multiples of 5)

5 × ₹34.36

₹171.80

excl. GST

₹202.72 incl. 18% GST

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GST invoice with every order
Standard pack: 25 per tube

HTM1638

₹171.80 for 5 + GST

Specifications

Voltage - Supply: 3V~5.5V
Configuration: 10 Segment x 8 Digit
Operating Temperature: -40℃~+85℃
Clock Frequency: 1MHz
Interface: 3-Wire Serial Interface
Features: Built-in display RAM;PWM dimming
Segment Drive Current: 20mA
Quiescent Current (Iq): 260uA
Digit Drive Current: 80mA

Packaging & compliance

RoHS: ROHS Compliant
Lifecycle: Active
Packaging: Tube-packed
Standard pack: 25 / Tube
Sold per: Piece
Minimum order: 5 (multiples of 5)
Unit weight: 1.388 g

Overview

HTM1638-TD, HTM1639-TD, HTM1629A-TD/HTM1629B-TD/HTM1629C-TD/HTM1629D-TD/HTM1629F-TD/HTM1629E-TD series are dedicated LED driver control ICs featuring a serial interface, common-cathode configuration, up to 16-segment 8-digit display with 8×4 keyboard scanning. Each device integrates a keyboard scanning interface, MCU digital interface, data latch, and LED driver circuitry, making them widely applicable to various LED panel applications.