87C51 Intel Corporation, 87C51 Datasheet - Page 21

• Manufacturer Part Number: 87C51
• Description: CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
• Manufacturer: Intel Corporation

Thermal Impedance
All thermal impedance data is approximate for static
air conditions at 1W of power dissipation Values will
change depending on operating conditions and ap-
plications See the Intel Packaging Handbook (Order
No 240800) for a description of Intel’s thermal im-
pedance test methodology
DATA SHEET REVISION HISTORY
Data sheets are changed as new device information
becomes available Verify with your local Intel sales
office that you have the latest version before finaliz-
ing a design or ordering devices
The following differences exist between this data-
sheet (272335-003) and the previous version
(272335-002)
1 Removed
2 Added
Package
spec
N
P
D
S
b
24 spec
b
20 and
45 C W
75 C W
45 C W
36 C W
46 C W
98 C W
JA
b
3 spec replaced with
16 C W
23 C W
15 C W
13 C W
16 C W
24 C W
JC
Device
87C51
BH
87C51
BH
All
All
b
24
3 80C51BHP is replaced by 80C51BH with 64-byte
4 80C51BH 80C31BH are now having some addi-
5 Revised PRST value and I
6 Added P3 3 control pin to programming and veri-
7 Added 80C51BH signature byte
The following differences exist between the ‘‘-002’’
and the ‘‘-001’’ version of the 87C51 80C51BH
80C31BH datasheet
1 Removed
forms figure
2 Removed QP QD and QN (commercial with ex-
tended burn-in) from Table 3 Prefix Identification
This data sheet (272335-001) replaces the following
80C51BH 80C31BH Express
80C51BHP
87C51 80C51BH 80C31BH
87C51 Express
87C51-20 -3
encryption table submitted and lock bit 1 set
tional features as 87C51
fication
b
L I
OL
87C51 80C51BH 80C31BH
e
g
10 mA from Float Wave-
CC
idle values
270218-003
270603-004
270147-008
270430-002
272082-002
21