W27C020M-70 查看數據表（PDF） - Winbond

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W27C020M-70

256K x 8 ELECTRICALLY ERASABLE EPROM

Winbond 

W27C020M

CAPACITANCE

(VCC = 5V, TA = 25° C, f = 1 MHz)

PARAMETER

Input Capacitance

Output Capacitance

SYMBOL

CIN

COUT

CONDITIONS

VIN = 0V

VOUT = 0V

MAX.

6

12

UNIT

pF

pF

AC CHARACTERISTICS

AC Test Conditions

PARAMETER

Input Pulse Levels

Input Rise and Fall Times

Input and Output Timing Reference Level

Output Load

CONDITIONS

70 nS

120 nS

0 to 3.0V

0.45V to 2.4V

5 nS

10 nS

1.5V/1.5V

0.8V/2.0V

CL = 30 pF,

CL = 100 pF,

IOH/IOL = -0.4 mA/2.1 mA IOH/IOL = -0.4 mA/2.1 mA

AC Test Load and Waveforms

+1.3V

(IN914)

3.3K ohm

DOUT

Input/Outpu

t

2.4V

For 120 nS

0.45V

3.0V

For 70 nS

0V

100 pF for 120 nS (Including Jig and Scope)

30 pF for 70 nS (Including Jig and Scope)

Test Points

2.0V

0.8V

Test Points

2.0V

0.8V

Test Point

1.5V

Test Point

1.5V

Publication Release Date: June 1999

-5-

Revision A2

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