87C51 80C51BH 80C31BH
80C31BH
80C51BH
80C51BHP
87C51
Table 1 Proliferation Options
Standard
-1
-2
-24
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
NOTES
3 5 MHz to 12 MHz VCC e 5V g20%
-1 3 5 MHz to 16 MHz VCC e 5V g20%
-2 0 5 MHz to 12 MHz VCC e 5V g20%
-24 3 5 MHz to 24 MHz VCC e 5V g20%
Figure 1 87C51 BH Block Diagram
272335 – 1
2