P87C51 mhz equivalent, 80c51 8-bit microcontroller family 4k/128 otp/rom/romless low voltage 2.7v.5.5v/ low power/ high speed 33 mhz.
* 8051 Central Processing Unit
– 4k × 8 ROM (80C51)
– 128 × 8 RAM
– Three 16-bit counter/timers
– Boo.
requiring more ROM and RAM, see the 8XC52/54/58/80C32, 8XC51FA/FB/FC/80C51FA, and 8XC51RA+/RB+/RC+/80C51RA+ data sheet. .
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