87C51RA20 Просмотр технического описания (PDF) - Intel

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производитель

87C51RA20

CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER

Intel 

8XC51RA RB RC

EPROM PROGRAMMING AND VERIFICATION WAVEFORMS

5 pulses for the EPROM array 25 pulses for the encryption table and lock bits

272659 – 21

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

Number 240800) for a description of Intel’s thermal

impedance test methodology

Package

P

N

S

iJA

45 C W

46 C W

87 C W

96 C W

90 C W

iJC

16 C W

16 C W

18 C W

24 C W

22 C W

Device

All

All

51RA

51RB

51RC

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 (272659-002) and the previous version

(272659-001)

1 ADVANCE INFORMATION datasheet replaces

PRODUCT PREVIEW datasheet

2 ITL (Commercial) changed from b650 mA to

b675 mA

3 ITL (Express) changed from b750 mA to

b775 mA

4 8XC51RX-24 VCC changed from 5V g20% to

5V g10%

5 Remove all CERDIP package types (prefix D TD

LD)

INTEL CORPORATION 2200 Mission College Blvd Santa Clara CA 95052 Tel (408) 765-8080

INTEL CORPORATION (U K ) Ltd Swindon United Kingdom Tel (0793) 696 000

INTEL JAPAN k k Ibaraki-ken Tel 029747-8511

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