m27512 STMicroelectronics, m27512 Datasheet - Page 7

• Manufacturer Part Number: m27512
• Description: Nmos 512k 64k X 8 Uv Eprom
• Manufacturer: STMicroelectronics

Figure 6. MARGIN MODE AC Waveform
Note: A8 High level = 5V; A9 High level = 12V.
Figure 7. Programming and Verify Modes AC Waveforms
A0-A15
Q0-Q7
V CC
GV PP
E
V CC
A8
A9
GV PP
E
A10 Set
A10 Reset
tVCHEL
tVPHEL
tQVEL
tAVEL
DATA IN
tA9HVPH
PROGRAM
tVPHEL
tELEH
tA10HEH
tA10LEH
tEHQX
tEHVPX
VALID
tVPLEL
tEXVPX
tVPXA9X
tEXA10X
VERIFY
tELQV
DATA OUT
AI00736B
AI00737
tEHAX
tEHQZ
M27512
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