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參數資料
型號: W81E381
廠商: WINBOND ELECTRONICS CORP
英文描述: FULL SPEED USB INTEGRATED MICROCONTROLLER
中文描述: 全速USB集成微控制器
文件頁數: 6/63頁
文件大小: 695K
代理商: W81E381
W81E381D/W81E381AD
Publication Release Date: January 2002
Revision 0.52
- 6 -
2. FEATURES:
Fully compliant with the Universal Serial Bus Specification version 1.1.
Support USB Suspend and Resume operation for power-down standby.
Support USB remote wake up function.
Embedded microprocessor--8052 with extra 256Bytes RAM for data processing/storage, 20
Kbytes of In-System Programmable Flash memory.
Internal generated 12MHz clock for 8052 use (the same as standard 8052 uses 24 MHz clock
outside)
External and separated 8052 clock input supported
6 clock per instruction 8052 core
Flash support 512Byte erase block
Software setting, 2KByte block programmable write protection for Flash memory
6-Mhz crystal/oscillator input for both Full speed application with limited EMI affection
Support smart card interface, including serial interface memory card, and SCIO & SCCLK pins
could be programmed as GPIO pins by registers setting
Built-in 3.3V power regulator for single 5V power operation
Internal PLL for USB and SC requirements
Support one Control endpoint for command (8 bytes), and four endpoints 1, 2, 3, 4 (Bulk In,
Bulk Out Interrupt In, and Interrupt Out) for data.
BulkIn, BulkOut with 16 bytes FIFO
InterruptIn, InterruptOut with 8 bytes FIFO
W81E381D: 48LQFP package
W81E381AD: 100LQFP package
Ordering Information
Part Number
Package Type
Production Flow
Commercial, 0
o
C to +70
o
C
Commercial, 0
o
C to +70
o
C
W81E381D
48-PIN LQFP
W81E381AD
100-PIN LQFP
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