AT43USB326-AU Atmel, AT43USB326-AU Datasheet - Page 5
AT43USB326-AU
Manufacturer Part Number
AT43USB326-AU
Description
IC USB KEYBOARD CTRLR 48LQFP
Manufacturer
Atmel
Series
AVR®r
Datasheet
1.AT43USB326-AC.pdf
(102 pages)
Specifications of AT43USB326-AU
Applications
Keyboard Controller
Core Processor
AVR
Program Memory Type
Mask ROM (16 kB)
Controller Series
AT43USB
Ram Size
512 x 8
Interface
USB
Number Of I /o
32
Voltage - Supply
4.4 V ~ 5.25 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
48-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Figure 2. The AT43USB326 Enhanced RISC Architecture with USB Keyboard Controller and Hub
3313D–USB–04/06
Instruction
Instruction
Program
Memory
Register
Decoder
Control
8 x 16
Lines
Program
Counter
General-purpose
Status and
Registers
Hub and
Function
32 x 8
2 GPIO
Control
ALU
512 x 8
SRAM
Lines
USB
18 Strobe Outputs
8 Strobe Inputs
Timer/Counter
4 LED Drives
Watchdog
Interrupt
Unit
Timer
8-bit
AT43USB326
5
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