NMC27C64 查看數據表（PDF） - Fairchild Semiconductor

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产品描述 (功能)

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NMC27C64

65,536-Bit (8192 x 8) CMOS EPROM

Fairchild Semiconductor 

Fast Programming Algorithm Flow Chart

Start

ADDR = First Location

VCC = 6.25 V

VPP = 12.75V

X=0

Program one 100 µs Pulse

Increment X

X = 20 ? Yes

No

Fail

Verify

Byte

Pass

Verify

Fail

Device

Byte

Failed

Pass

Increment ADDR No

Last

Address

Yes

NMC27C64 Rev. C

1st VCC = VPP =5.5V

2nd VCC = VPP =4.5V

Fail

Device

Failed

Pass

Device Passed

FIGURE 1.

7

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