LD8751H View Datasheet(PDF) - Intel

Part Name

Description

Manufacturer

LD8751H

MCS® 51 8-BIT CONTROL-ORIENTED MICROCONTROLLERS

Intel 

MCS” 51 CONTROLLER

ABSOLUTE MAXIMUM RATINGS*

Ambient Temperature Under Bias –40”C to + 85°C

Storage Temperature

. –65°C to + 150°C

Voltage on EA/Vpp Pin to Vss

8751 H . . . . . . . . . . . . . . . . . –0.5V to + 21.5V

8751 BH/6752BH

–0.5V tO + 13.OV

Voltage on Any Other Pinto Vss . –0.5V to + 7V

Power Dissipation.

. . ... 1.5W

NOTICE:This is a productiondata sheet. It is valid for

the devices indicated in the revision history. The

specificationsare subject to change without notice.

*WARNING:Stressing the device beyond the “Absolute

Maximum Ratings” may cause permanent damage.

These are stress ratings orr~. Operation beyond the

“Operating Conditions” is not recommended and ex-

tended exposure beyond the “Operating Conditions”

may affect device reliabili~.

OPERATING CONDITIONS

Symbol

Description

Min

Msx

Units

TA

Ambient Temperature Under Bias

Commercial

o

+70

“c

Express

–40

+65

“c

Vcc

SupplyVoltage

4.5

5.5

v

Fosc

Oscillator Frequency

3.5

12

MHz

DC CHARACTERISTICS (Over Operating Conditions)

All parameter values apply to all devices unless otherwise indicated

Symbol

Parameter

Min

VIL

Input Low Voltage (Except ~ Pin of

–0.5

6751H and 8751H-8)

VIL1

Input Low Voltage to ~ Pin of

o

6751H and 8751H-8

VIH

Input High Voltage (Except XTAL2, RST)

2.0

VIH1 Input High Voltage to XTAL2, RST

2.5

VIH2 Input High Voltage to ~ pin

4.5

of 6751BH and 8752BH

VoL

Output Low Voltage (Ports 1,2, 3)*

VoLl

Output Low Voltage (Port O,ALE, PSEN)*

8751 H, 8751 H-8

All Others

VOH Output High Voltage (Ports 1,2,3, ALE, PSEN) 2.4

VOH1 Output High Voltage (Port Oin

2.4

External Bus Mode)

IIL

Logical O Input Current (Ports 1,2,3, and RST)

IILI

Logical O Input Current (~)

8751H and 8751H-8

8751BH

8752BH

–lo

Max

0.8

0.7

Vcc + 0.5

Vcc + 0.5

5.5V

0.45

0.60

0.45

0.45

–500

–15

–lo

0.5

Units

v

v

v

v

v

v

v

v

v

v

pA

mA

mA

mA

mA

Test Conditions

XTAL1 = Vss

loL = 1.6 mA

ioL = 3.2 mA

!OL = 2.4 mA

IOL = 3.2 mA

IOH = –80 PA

IOH = –400 pA

VIN = 0.45V

VIN = 0.45V

VIN = Vss

VIN = Vss

7

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