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Description
Electronic Component Model: KB3926QFA1 Product Category: IC ChipsSpecifications and features
- Low Pin Count Host Interface (LPC) - SIRQ supporting IRQ1, IRQ12, SCI or SMI# interrupt - I/O Address Decoding: - KBC IO Port 60h/64h - Programmable EC IO Port 62h/66h - Programmable 4-byte Index I/O ports to access internal registers - One Programmable I/O write byte-address decoding (for example, it can be used to decode Port_80h) - Support CLKRUN# as a slave device - X-Bus Bus Interface (XBI) - Interfaces to ISA-Type memory and I/O devices - Addressable memory range up to 2MB - The 64K code memory of 8051 can be mapped onto 2 independent 16KB pages - 2 SELIO# for expended IO (XIO) by directly connecting to TTL (74373, 74244) - 8051 Microprocessor - Industry 8051 Instruction set complaint with 3~5 cycles per instruction. - Programmable 4/8/16 MHz clock - Fast instruction fetching from XBI Interface - 128 bytes and 2KB tightly-coupled SRAM - Twenty-four extended interrupt sources - Two 16-bit tightly-coupled Timers - 8042 Keyboard Controller - 8 Standard keyboard commands processed by hardware - Each hardware command can be optionally processed by firmware - PS/2 Controller - External PS/2 device operation in firmware mode operation (no hardware mode available) - Support three external PS/2 devices - Optimized hardware for firmware processing - Internal Keyboard Encoder (IKB) - 18x8 keyboard scan matrix - Optimized hardware for firmware processing - Support W2K Internet/multimedia keys - Support hot-key events - Ghost key phenomenon cancellationApplication Scenarios
- This electronic component can be used in various applications such as: - PC keyboards - Computer motherboards - Input devicesComparison
Advantages- Low pin count interface for easy integration - Wide range of addressable memory - Multiple external PS/2 device supportDisadvantages- No hardware mode available for PS/2 controller operation - Limited keyboard commands processed by hardware -
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Datasheet
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
- - Automatic Email notification (above 5 times)
- - View in your order page
Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
- - Automatic Email notification (above 5 times)
- - View in your order page
How to Buy:
- - In-stock, Add to cart > Check out > Submit order > Complete payment >Delivery.
- - Inquiry, Add to inquiry sheet/Submit bom/inquire file/Send email us > Quote > Place order > Complete payment >Delivery.
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Payment:
- - Paypal,Credit Card includes Visa, Master, American Express.
- - Wire transfer, include Local bank transfer.
- - Western Union.
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Additional Information
- Datasheet: Download KB3926QFA1
- Chipdatas Part: CD89-KB3926QFA1
- Warehouse: China, Hong Kong
- Dispatch: Within 24 hours
- Free Shipping: Yes
- Prority Shipping: Yes, 3-5 days
- Last Updated: 2024/10/02 11:59 +0800
Refund
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- Full Refund if you don't receive your order
- Full or Partial Refund , If the item is not as described
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Payment Method
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The fee is charged according to the rule of PayPal.
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The fee is charged according to the rule of PayPal.
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Western Union charge US$0.00 banking fee.
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We recommend to use bank transfer for large orders to save on handling fees.
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