80C31X2 Datasheet, PDF (5/62 Pages) NXP Semiconductors – 80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz

Philips Semiconductors
80C51 8-bit microcontroller family
4K/8K/16K/32K ROM/OTP, low voltage (2.7 to 5.5 V),
low power, high speed (30/33 MHz)
Product data
P80C3xX2; P80C5xX2;
P87C5xX2
PART NUMBER DERIVATION
Memory
P87C51X2
7 = OTP
0 = ROM or
ROMless
5 = ROM/OTP
3 = ROMless
1 = 128 BYTES RAM
4 KBYTES ROM/OTP
2 = 256 BYTES RAM
8 KBYTES ROM/OTP
4 = 256 BYTES RAM
16 KBYTES ROM/OTP
8 = 256 BYTES RAM
32 KBYTES ROM/OTP
X2 = 6-clock
mode available
Temperature Range
B = 0 °C TO +70 °C
F = –40 °C TO +85 °C
Package
A = PLCC
N = DIP
BD = LQFP
DH = TSSOP
The following table illustrates the correlation between operating mode, power supply and maximum external clock frequency:
Operating Mode
Power Supply
Maximum Clock Frequency
6-clock
5 V ± 10%
30 MHz
6-clock
2.7 V to 5.5 V
16 MHz
12-clock
5 V ± 10%
33 MHz
12-clock
2.7 V to 5.5 V
16 MHz
2003 Jan 24
5