LP87C51-2 查看數據表（PDF） - Intel
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LP87C51-2 Datasheet PDF : 21 Pages
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87C51 80C51BH 80C31BH
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
Package
P
D
N
S
iJA
45 C W
75 C W
45 C W
36 C W
46 C W
98 C W
iJC
16 C W
23 C W
15 C W
13 C W
16 C W
24 C W
Device
87C51
BH
87C51
BH
All
All
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 b20 and b3 spec replaced with b24
spec
2 Added b24 spec
3 80C51BHP is replaced by 80C51BH with 64-byte
encryption table submitted and lock bit 1 set
4 80C51BH 80C31BH are now having some addi-
tional features as 87C51
5 Revised PRST value and ICC idle values
6 Added P3 3 control pin to programming and veri-
fication
7 Added 80C51BH signature byte
The following differences exist between the ‘‘-002’’
and the ‘‘-001’’ version of the 87C51 80C51BH
80C31BH datasheet
1 Removed bL IOL e g10 mA from Float Wave-
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
270218-003
270603-004
270147-008
270430-002
272082-002
21
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