M27C64A-30K1 查看數據表（PDF） - STMicroelectronics

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M27C64A-30K1

64 Kbit (8Kb x8) UV EPROM and OTP EPROM

STMicroelectronics 

M27C64A

Device operation

Table 2. Operating Modes(1)

Mode

E

G

P

A9

Read

VIL

VIL

VIH

X

Output Disable

Program

VIL

VIH

VIH

X

VIL

X

VIL Pulse

X

Verify

VIL

VIL

VIH

X

Program Inhibit

VIH

X

X

X

Standby

VIH

X

X

X

Electronic Signature

VIL

VIL

VIH

VID

1. X = VIH or VIL, VID = 12V ± 0.5V.

Table 3. Electronic Signature

Identifier

A0 Q7 Q6 Q5 Q4 Q3 Q2

Manufacturer’s

Code

Device Code

VIL

1

0

0

1

1

0

VIH

0

0

0

0

1

0

VPP

Q70-Q0

VCC

Data Out

VCC

Hi-Z

VPP

Data Input

VPP Data Output

VPP

Hi-Z

VCC

Hi-Z

VCC

Codes

Q1 Q0 Hex Data

1

1

9Bh

0

0

08h

11/22

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