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M27V322 Fiches technique(PDF) 17 Page - STMicroelectronics

No de pièce M27V322
Description  32 Mbit (2Mb ×16) low-voltage UV EPROM and OTP EPROM
PDF  23 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M27V322 Fiches technique(HTML) 17 Page - STMicroelectronics

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M27V322
DC and AC parameters
17/23
Figure 8.
Programming and Verify modes AC waveforms
1.
BYTE = VIH.
Table 11.
Programming mode AC characteristics(1) (2)
1.
TA = 25 °C; VCC = 6.25V ± 0.25V; VPP = 12V ± 0.25V
2.
VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP.
Symbol
Alt
Parameter
Test
Condition
Min
Max
Unit
tAVEL
tAS
Address Valid to Chip Enable Low
1
µs
tQVEL
tDS
Input Valid to Chip Enable Low
1
µs
tVCHEL
tVCS
VCC High to Chip Enable Low
2
µs
tVPHEL
tOES
VPP High to Chip Enable Low
1
µs
tVPLVPH
tPRT
VPP Rise Time
50
ns
tELEH
tPW
Chip Enable Program Pulse Width
(Initial)
45
55
µs
tEHQX
tDH
Chip Enable High to Input Transition
2
µs
tEHVPX
tOEH
Chip Enable High to VPP Transition
2
µs
tVPLEL
tVR
VPP Low to Chip Enable Low
1
µs
tELQV
tDV
Chip Enable Low to Output Valid
1
µs
tEHQZ
(3)
3.
Sampled only, not 100% tested.
tDFP
Chip Enable High to Output Hi-Z
0
130
ns
tEHAX
tAH
Chip Enable High to Address Transition
0
ns
tAVEL
VALID
AI02205
A0-A20
Q0-Q15
VCC
DATA IN
DATA OUT
E
tQVEL
tVCHEL
tVPHEL
tEHQX
tEHVPX
tELQV
tELEH
tEHQZ
tVPLEL
PROGRAM
VERIFY
GVPP
tEHAX



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