W78L51 View Datasheet(PDF) - Winbond

Part Name

Description

Manufacturer

W78L51

8-BIT MICROCONTROLLER

Winbond 

W78L51

ABSOLUTE MAXIMUM RATINGS

PARAMETER

DC Power Supply

Input Voltage

Operating Temperature

Storage Temperature

SYMBOL

VCC−VSS

VIN

TA

TST

MIN.

-0.3

VSS -0.3

0

-55

MAX.

+7.0

VCC +0.3

70

+150

UNIT

V

V

°C

°C

Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the

device.

DC CHARACTERISTICS

(VDD−VSS = 5V ±10%, TA = 25°C, Fosc = 20 MHz, unless otherwise specified.)

PARAMETER

SYM. PECIFICATION UNIT

MIN. MAX.

Operating Voltage

VDD

1.8

5.5

V

Operating Current

IDD

-

20

mA

-

3

mA

Idle Current

IIDLE

-

6

mA

-

1.5

mA

Power Down Current

IPWDN

-

50

µA

-

20

µA

Input Current

P1, P2, P3, P4

IIN1

-50

+10

µA

Input Current

RST

IIN2

-10

+300

µA

Input Leakage Current

ILK

-10

+10

µA

P0, EA

Logic 1 to 0 Transition

Current

ITL [*4] -500

-

µA

P1, P2, P3, P4

Input Low Voltage

VIL1

0

0.8

V

P0, P1, P2, P3, P4, EA

0

0.5

V

Input Low Voltage

VIL2

0

0.8

V

RST[*1]

0

0.3

V

TEST CONDITIONS

No load, VDD = 5.5V, 20 MHz

No load, VDD = 2.0V, 16 MHz

VDD = 5.5V, Fosc = 20 MHz

VDD = 2.0V, Fosc = 16 MHz

VDD = 5.5V, Fosc = 20 MHz

VDD = 2.0V, Fosc = 16 MHz

VDD = 5.5V

VIN = 0V or VDD

VDD = 5.5V

0 < VIN < VDD

VDD = 5.5V

0V < VIN < VDD

VDD = 5.5V

VIN = 2.0V

VDD = 4.5V

VDD = 2.0V

VDD = 4.5V

VDD = 2.0V

Publication Release Date: January 1999

-9-

Revision A2

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