89C51
ATMEL Corporation
8 Bit Microcontroller with 4 Kbytes FlashFeatures
• • • • • • • • • •
Compatible with MCS-51™ Products 4 Kbytes of In-System Reprogrammable Flash Memory Endurance: 1,000 Write/Erase Cycles Fully Static Operation: 0 Hz to 24 MHz Three-Level Program Memory Lock 128 x 8-Bit Inter
89C51
NXP Semiconductors
80C51 8-bit microcontroller family 4K/8K/16K/32K FlashINTEGRATED CIRCUITS
89C51/89C52/89C54/89C58 80C51 8-bit microcontroller family 4K/8K/16K/32K Flash
Product specification 1999 Oct 27
Replaces Datasheets 89C51 of 1999 Apr 01 and 89C52/89C54/89C58 of 1999 Apr 01
Philips Semiconductors
Philips Semiconductors
89C51
NXP Semiconductors
80C51 8-bit microcontroller family 4K/8K/16K/32K FlashINTEGRATED CIRCUITS
89C51/89C52/89C54/89C58 80C51 8-bit microcontroller family 4K/8K/16K/32K Flash
Product specification 1999 Oct 27
Replaces Datasheets 89C51 of 1999 Apr 01 and 89C52/89C54/89C58 of 1999 Apr 01
Philips Semiconductors
Philips Semiconductors
89C5122
ATMEL Corporation
AT89C5122Features
• 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, AT83EC
89C5131
ATMEL Corporation
AT89C5131Features
• 80C52X2 Core (6 Clocks per Instruction)
– Maximum Core Frequency 48 MHz in X1 Mode, 24MHz in X2 Mode – Dual Data Pointer – Full-duplex Enhanced UART (EUART) – Three 16-bit Timer/Counters: T0, T1 and T2 – 256 Bytes of Scratchpad RAM • 3
89C516RD
ETC
ST89C516RD
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8051
89C51AC2
ATMEL Corporation
Enhanced 8-bit MicrocontrollerFeatures
• 80C51 Core Architecture • 256 Bytes of On-chip RAM • 1 KB of On-chip XRAM • 32 KB of On-chip Flash Memory
– Data Retention: 10 Years at 85°C Read/Write Cycle: 10K
• 2 KB of On-chip Flash for Bootloader • 2 KB of On-chip EEPROM
Read/Wr
89C51CC01
ATMEL Corporation
T89C51CC01Features
• • • • • • • • • • • •
80C51 Core Architecture 256 Bytes of On-chip RAM 1K Bytes of On-chip ERAM 32K Bytes of On-chip Flash Memory – Data Retention: 10 Years at 85°C Read/Write Cycle: 10K 2K Bytes of On-