M27128A-1F1 STMICROELECTRONICS [STMicroelectronics], M27128A-1F1 Datasheet - Page 6

• Manufacturer Part Number: M27128A-1F1
• Description: NMOS 16K 2K x 8 UV EPROM
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

M2716
Table 8. Programming Mode AC Characteristics
(T
Notes: 1. V
Figure 6. Programming and Verify Modes AC Waveforms
6/9
Symbol
A
t
t
PH1PH2
t
t
t
PL1PL2
t
t
t
t
t
t
QVPH
GHPH
GLQV
GHQZ
AVPH
PHPL
PLQX
PLGX
= 25 C; V
PLAX
2. Sampled only, not 100% tested.
A0-A10
Q0-Q7
G
EP
CC
must be applied simultaneously with or before V
t
Alt
t
t
t
t
t
t
t
t
t
t
OS
PW
DH
OH
OE
AS
DS
PR
PF
DF
AH
CC
= 5V
Address Valid to Program High
Input Valid to Program High
Output Enable High to Program
High
Program Pulse Rise Time
Program Pulse Fall Time
Program Pulse Width
Program Low to Input Transition
Program Low to Output Enable
Transition
Output Enable to Output Valid
Output Enable High to Output Hi-Z
Program Low to Address Transition
5%; V
tGHPH
tAVPH
tQVPH
PP
Parameter
DATA IN
= 25V
PROGRAM
1V)
PP
tPHPL
tPLGX
and removed simultaneously or after V
tPLQX
(1)
VALID
Test Condition
tGLQV
EP = V
G = V
G = V
tPLAX
IH
IH
IL
VERIFY
DATA OUT
PP
Min
tGHQZ
45
.
2
2
2
5
5
2
2
0
2
Max
120
100
55
AI00787
Units
ms
ns
ns
ns
ns
s
s
s
s
s
s