參數資料
型號: 27C512
廠商: 意法半導體
英文描述: 512 Kbit 64Kb x8 UV EPROM and OTP EPROM
中文描述: 512千位64Kb的x8紫外線存儲器和OTP存儲器
文件頁數: 15/22頁
文件大?。?/td> 397K
代理商: 27C512
15/22
M27C512
Table 12. Programming Mode AC Characteristics
Note: 1. T
A
= 25 °C; V
CC
= 6.25V ± 0.25V; V
PP
= 12.75V ± 0.25V
2. V
CC
must be applied simultaneously with or before V
PP
and removed simultaneously or after V
PP
.
3. Sampled only, not 100% tested.
Figure 11. Programming and Verify Modes AC Waveforms
Symbol
Alt
Parameter
Test Condition
(1,2)
Min
Max
Unit
t
AVEL
t
AS
Address Valid to Chip Enable Low
2
μs
t
QVEL
t
DS
Input Valid to Chip Enable Low
2
μs
t
VCHEL
t
VCS
V
CC
High to Chip Enable Low
2
μs
t
VPHEL
t
OES
V
PP
High to Chip Enable Low
2
μs
t
VPLVPH
t
PRT
V
PP
Rise Time
50
ns
t
ELEH
t
PW
Chip Enable Program Pulse Width (Initial)
95
105
μs
t
EHQX
t
DH
Chip Enable High to Input Transition
2
μs
t
EHVPX
t
OEH
Chip Enable High to V
PP
Transition
2
μs
t
VPLEL
t
VR
V
PP
Low to Chip Enable Low
2
μs
t
ELQV
t
DV
Chip Enable Low to Output Valid
1
μs
t
EHQZ
(3)
t
DFP
Chip Enable High to Output Hi-Z
0
130
ns
t
EHAX
t
AH
Chip Enable High to Address Transition
0
ns
AI00737
tVPLEL
PROGRAM
DATA IN
A0-A15
E
GVPP
Q0-Q7
DATA OUT
tAVEL
tQVEL
tVCHEL
tVPHEL
tEHQX
tEHVPX
tELEH
tELQV
tEHAX
tEHQZ
VERIFY
VALID
VCC
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