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HM1740AS7GS
HM1740AS7GS - Brand New Nexperia IC Chips
Credit Card - One-month free return and one year warranty.
- Full or Partial Refund, if the item is not as described
- Full Refund if you don't receive your order
INSTRUCTION
HM17CM256 is a dot-Matrix LCD drive IC with 82 commons (80 + 2 icons) and 384
segments (128 X RGB) drive ports for 256 colors driving.
This IC stores the serial or parallel BIT data transferred by the
microcomputer on the built-in RAM (81,920 bits for graphic + 2048 bits for
icons) and generates the signals to drive LCD panel.
■ FEATURES
• 256 color bitmap LCD driver
• LCD drive outputs 128×RGB segments, 80 commons for graphic and 2 commons for
icons
• Display RAM capacity 81,920bits (for graphic usage) 2,048bits (for icon
usage)
• Gradation display 8 gradations can be selected from 32 gradations by PWM
control
• Black/White display 82 × (128 × 3) bits display is possible
• 8 bit BUS interface directly connectable with 68 / 80 series CPU
• RAM data length 8 BIT / 16 BIT selectable
• Serial interface available
• Programmable duty / bias ratio with command
• Various instruction set
display data read/write, display ON/OFF, positive/negative display, page
address set
display start line address set, partial display, bias select,
column address set, all display ON/OFF, boosting selection, n line inversion
mode
read modified write, power save …
• Built-in voltage booster (programmable) : 7 × boosting
• Built-in voltage regulator
• Controllable contrast with built-in electric volume (128 steps)
• Low current consumption
• Logic supply 1.7V ~ 3.3V
• LCD drive supply 5.0V ~ 18.0V
• C-MOS silicon process
• Package bumped chip / bare chip
Shipping
| First item | Additional item | Service | Description |
|---|---|---|---|
| $0.00 | Free | Free Shipping | Estimated 15-30 business days via Registered Air Mail or others |
| $27.50 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
| $0.00 | Free | Buyer cooperating carrier | Using buyer's cooperating carrier. Buyer should create a shipping label and share it to us. And then we will call carrier for pickup |
| $38.00 | Free | Expedited Shipping | Estimated delivery time is 3-5 business days, with some areas possibly taking 6-9 business days depending on the shipping address. The main courier companies include but are not limited to UPS, DHL, and FedEx. |
Delivery
- The transportation time may be delayed due to customs clearance, local holidays or abnormal events.
- The estimated time is based on the fastest speed provided by commercial couriers (DHL, FedEx, UPS etc).
- The estimated time does not include the lead time of the item. The lead time of most items is 2–5 business days. If more than 5 working days are needed, we will manually confirm with you.
| Flag | Country | Express Delivery | Standard Delivery |
|---|---|---|---|
 | United States | 3 - 5 days | 10-15 days |
 | Canada | 3 - 5 days | 10-20 days |
 | Mexico | 3 - 5 days | 10-17 days |
 | Germany | 3 - 5 days | 10-12 days |
 | Italy | 3 - 5 days | 10-15 days |
 | United Kingdom | 3 - 5 days | 10-12 days |
Estimated Delivery
This item requires 2-5 business days for processing before shipping after payment is confirmed. And depending on the destination and shipping method.
Return Policy
| Return window | Refund type | Return shipping |
|---|---|---|
| 60 days after receiving item | Money Back or Replacement | Buyer pays for return shipping |
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