AT43USB325E-AU
- Mfr.Part #
- AT43USB325E-AU
- Manufacturer
- Microchip Technology
- Package / Case
- 64-LQFP
- Datasheet
- Download
- Description
- IC USB KEYBOARD CTRLR 64LQFP
- Stock
- 42,197
- In Stock :
- 42,197
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Microchip Technology
- Product Category :
- Application Specific Microcontrollers
- Voltage - Supply :
- 4.4V~5.25V
- DMA Channels :
- No
- Base Product Number :
- AT43USB325
- RAM Size :
- 512 x 8
- RoHS Status :
- ROHS3 Compliant
- Package Shape :
- Square
- Mounting Type :
- Surface Mount
- Published :
- 2005
- Series :
- AVR®
- JESD-30 Code :
- S-PQFP-G64
- Terminal Finish :
- Matte Tin (Sn)
- ROM (words) :
- 16384
- Qualification Status :
- Not Qualified
- CPU Family :
- AVR RISC
- Speed :
- 12 MHz
- Seated Height-Max :
- 1.6 mm
- Bit Size :
- 8
- Terminal Pitch :
- 0.5 mm
- Program Memory Type :
- SRAM (16kB)
- DAC Channels :
- No
- Technology :
- CMOS
- Terminal Form :
- Gull wing
- Number of I/O Lines :
- 39
- Number of Terminals :
- 64
- Core Processor :
- AVR
- Has ADC :
- No
- Product Status :
- Obsolete
- Base Part Number :
- AT43USB325
- Width :
- 10 mm
- Temperature Grade :
- Industrial
- JESD-609 Code :
- e3
- Manufacturer :
- Atmel Corporation
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER, RISC
- Packaging :
- Tray
- Number of I/O :
- 42
- Subcategory :
- Microcontrollers
- Power Supplies :
- 5 V
- Package / Case :
- 64-LQFP
- RAM (bytes) :
- 512
- Supply Current-Max :
- 40 mA
- Terminal Position :
- QUAD
- Operating Temperature :
- -40°C~85°C
- Reach Compliance Code :
- Unknown
- Applications :
- Keyboard Controller
- Interface :
- SPI, 3-Wire Serial
- Package :
- Tray
- Surface Mount :
- yes
- ROM Programmability :
- MROM
- Length :
- 10 mm
- PWM Channels :
- yes
- Pin Count :
- 64
- Controller Series :
- AT43USB
- Supplier Device Package :
- 64-LQFP (10x10)
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- HTS Code :
- 8542.31.00.01
- Datasheets
- AT43USB325E-AU

Application Specific Microcontrollers Microchip Technology AT43USB325E-AU Overview
The AT43USB325E-AU from Microchip Technology is a cutting-edge Application Specific Microcontroller designed specifically for managing complex USB keyboard interfaces. This IC provides a robust solution for developers looking to integrate USB keyboard functionality into their hardware with high efficiency and reliability. The AT43USB325E-AU simplifies the design process by reducing the need for multiple components, thereby streamlining production and reducing costs. Its integration capabilities make it an excellent choice for manufacturers aiming to enhance their product offerings with advanced USB keyboard control features.
AT43USB325E-AU Features
The AT43USB325E-AU boasts several key features that make it a premier choice for developers. It supports full-speed USB interface and is compliant with USB 2.0 specifications, ensuring compatibility with a wide range of devices. The microcontroller is housed in a 64LQFP package, offering a compact footprint that is ideal for space-constrained applications. Additionally, its built-in oscillator and EEPROM interface facilitate easier and more flexible hardware design, while its low power consumption enhances the overall energy efficiency of the end product.
AT43USB325E-AU Applications
- PC Keyboards: Easily integrates into desktop and laptop keyboard designs, enhancing the user interface experience with reliable USB connectivity.
- Industrial Control Panels: Utilized in the manufacturing of control panels where robust USB interface solutions are required to ensure reliable data transmission and device control.
- Gaming Peripherals: Ideal for gaming keyboards and other interactive input devices, providing fast response times and customizable options for a competitive edge.
- Point of Sale (POS) Systems: Applied in POS keyboards, enhancing transaction processes with efficient and secure data input capabilities.
- Medical Equipment: Used in medical devices requiring high-reliability keyboard inputs, ensuring accurate data entry under critical conditions.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















