m27c801 STMicroelectronics, m27c801 Datasheet - Page 18

• Manufacturer Part Number: m27c801
• Description: 8 Mbit 1mb X 8 Uv Eprom And Otp Eprom
• Manufacturer: STMicroelectronics

DC and AC characteristics
Table 11.
1. V
2. Sampled only, not 100% tested.
Figure 9.
18/24
t
Symbol
t
EHQZ
t
t
t
VPLVPH
t
t
t
VCHEL
t
EHVPX
t
t
t
VPHEL
VPLEL
EHQX
EHAX
QVEL
ELEH
ELQV
AVEL
CC
must be applied simultaneously with or before V
(2)
A0-A19
Q0-Q7
V CC
GV PP
E
Programming mode AC characteristics
Programming and verify modes AC waveforms
t
t
t
t
t
t
OEH
Alt
t
t
VCS
OES
t
t
t
t
PRT
DFP
PW
DH
AS
DS
VR
DV
AH
Address valid to Chip Enable low
Input valid to Chip Enable low
V
V
V
Chip Enable program pulse width (initial)
Chip Enable high to Input transition
Chip Enable high to V
V
Chip Enable low to output valid
Chip Enable high to output Hi-Z
Chip Enable high to address transition
CC
PP
PP
PP
high to Chip Enable low
rise time
low to Chip Enable low
high to Chip Enable low
tVCHEL
tVPHEL
tQVEL
tAVEL
Parameter
DATA IN
PP
PROGRAM
transition
PP
and removed simultaneously or after V
VALID
tELEH
tEHQX
(1)
tEHVPX
Test condition
tVPLEL
VERIFY
tELQV
DATA OUT
PP
Min.
50
45
.
2
2
2
2
2
2
0
0
2
tEHAX
tEHQZ
AI01270
Max.
130
55
1
M27C801
Unit
µs
µs
µs
µs
ns
µs
µs
µs
µs
µs
ns
ns