HOLTEK
HT1621B2.4V~5.2V 32 Segment 3-Wire Serial Interface 60uA SSOP-48-300mil Display Drivers
From
₹77.54
1,09,395 in stock
GN SemicDatasheet (PDF)
GN1638
3V~5.5V 1MHz 20mA 80mA SOP-28-300mil Display Drivers
SOP-28-300milRoHSActive
Special circuit for LED drivers with keyboard scan interface
- Manufacturer
- GN Semic
- Manufacturer part #
- GN1638
- Store part #
- C265473
- Package / case
- SOP-28-300mil
- Category
- Display Drivers
- Packaging
- Tube-packed
Every Order Guarantee
100% Authentic · 30-Day Return or Replacement · policy
2,390 in stock
#C265473
Stock & price checked 5 days ago
| Quantity | Unit price | Pack price |
|---|---|---|
| 5+ | ₹40.42 | ₹202.10 |
| 50+ | ₹31.50 | ₹1,575.00 |
| 150+ | ₹28.81 | ₹4,321.50 |
| 500+ | ₹26.14 | ₹13,070.00 |
| 2,000+ | ₹24.34 | ₹48,680.00 |
| 4,000+ | ₹23.27 | ₹93,080.00 |
5 × ₹40.42
₹202.10
excl. GST
₹238.48 incl. 18% GST
- Dispatch in 7–10 working days
- GST invoice with every order
- Standard pack: 25 per tube
GN1638
₹202.10 for 5 + GST
Specifications
- Voltage - Supply
- 3V~5.5V
- Configuration
- 10 Segment x 8 Digit
- Operating Temperature
- -40℃~+85℃
- Clock Frequency
- 1MHz
- Pd - Power Dissipation
- 400mW
- Features
- PWM dimming;Internal reset function;BCD input latch function
- Segment Drive Current
- 20mA
- Digit Drive Current
- 80mA
Packaging & compliance
- RoHS
- RoHS
- Lifecycle
- Active
- Packaging
- Tube-packed
- Standard pack
- 25 / Tube
- Sold per
- Piece
- Minimum order
- 5 (multiples of 5)
- Unit weight
- 1.29 g
Overview
GN1638 is a dedicated LED driver circuit with a built-in keyboard scan interface, MCU digital interface, data latch, and other circuits. Primarily designed for display driver control in refrigerators, air conditioners, home theater systems, and similar products.
Applications
- Refrigerators
- Air conditioners
- Home theater display driver control
Key features
- Power CMOS process
- Display mode: 10 segments × 8 digits
- Key scan: 8×3 bit
- Brightness control circuit (8-level adjustable duty cycle)
- Serial interface (CLK, DIO, STB)
- Built-in RC oscillator (400kHz ± 5%)
- Built-in power-on reset circuit
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