Description
AT8xC5122 is a high-performance CMOS derivative of the 80C51 8-bit microcontrollers optimized for USB keyboard with smart card reader applications.
Features
- 80C51 Core :.
- 6 Clocks per Instruction.
- Speed up to 16 MHz.
- 768 Bytes RAM.
- AT83C5122: 32 Kbytes ROM.
- AT83C5123: 30 Kbytes ROM.
- AT85C5122: 32 Kbytes Code RAM and 32 Kbytes ROM.
- AT89C5122 : 32 Kbytes Flash.
- AT85EC5122, AT83EC5123, AT83EC5122: Additional 512 Bytes EEPROM (AT24C04).
- Multi-protocol Smart Card Interface.
- Certified According to ISO7816, EMV2000, GIE-CB and WHQM Standards.
- Asynch.
89C5122 Datasheet
