- 80C51 CPU core - 3.0 ~ 3.6V voltage range - On-chip Flash program memory with in-system programming (ISP) - Operating frequency up to 40MHz (12x),20MHz(6x) - 64K bytes .
Package Type SYMBOL P0.0-P0.7 P2.0-P2.7 P1.0-P1.7 PDIP PIN 39-32 21-28 1-8 10-17 NA 9 40 20 19 18 29 30 31 PLCC PIN 43-36 24-31 2-9 LQFP PIN 37-30 18-25 40-44,1-3
I/O I/O I/O I/O
I/O P3.0-P3.7 I/O P4.0~P4.3/ PWM0~PWM3 I RESET I VCC I VSS I XTAL1 O .
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