AT89C5122 ATMEL [ATMEL Corporation], AT89C5122 Datasheet - Page 209
AT89C5122
Manufacturer Part Number
AT89C5122
Description
MICROCONTROLLER WITH USB AND SMART CARD READER INTERFACES
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT89C5122.pdf
(213 pages)
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Change Log
Changes from 4202A to 4202B
Changes from 4202B to 4202C
Changes from 4202C to 4202D
4202D–SCR–06/05
1. Product AT8xEC5122 added.
2. Products AT83C5123 and AT83EC5123 added.
1. All sections updated.
2. QFN64 and QFN32 packages added.
3. SCIB section : VCC must be higher than 4.0V when DC/DC is operated at 5V.
1. Product AT89C5122DS added (EA pin changed to VCC)
2. Typical applications section: external pull-up shown on CIO pin
3. Ports section : Detailed explanations on CIO, CC4, CC8 quasi-bidirectional ports
4. Ordering information section: AT89C5122DS part-numbers added
209
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