M27C512-90F6 STMicroelectronics, M27C512-90F6 Datasheet - Page 12

• Manufacturer Part Number: M27C512-90F6
• Description: IC EPROM 512KBIT 90NS 28CDIP
• Manufacturer: STMicroelectronics

Specifications of M27C512-90F6

• Format - Memory: EPROMs
• Memory Type: UV EPROM
• Memory Size: 512K (64K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-CDIP (0.600", 15.24mm) Window
• Memory Configuration: 64K X 8
• Access Time: 90ns
• Supply Voltage Range: 4.5V To 5V
• Memory Case Style: DIP
• No. Of Pins: 28
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

M27C512
Table 9. Read Mode AC Characteristics
Note: 1. V
Figure 9. Read Mode AC Waveforms
12/22
t
t
Symbol
GHQZ
EHQZ
t
t
t
t
GLQV
AXQX
AVQV
ELQV
2. Sampled only, not 100% tested.
(2)
(2)
CC
Q0-Q7
A0-A15
E
G
t
must be applied simultaneously with or before V
ACC
t
t
Alt
t
t
t
CE
OE
OH
DF
DF
Address Valid to
Output Valid
Chip Enable Low to
Output Valid
Output Enable Low
to Output Valid
Chip Enable High
to Output Hi-Z
Output Enable
High to Output Hi-Z
Address Transition
to Output Transition
Parameter
Test Condition
tAVQV
tELQV
E = V
E = V
tGLQV
VALID
G = V
G = V
E = V
E = V
IL
IL
, G = V
, G = V
IL
IL
IL
IL
PP
IL
IL
and removed simultaneously or after V
(1)
Min
0
0
0
-90
Max
90
90
40
30
30
Min
tAXQX
0
0
0
-10
Max
100
100
M27C512
40
30
30
tGHQZ
tEHQZ
VALID
Min
0
0
0
PP
-12
.
Max
120
120
50
40
40
-15/-20/-25
Min
AI00735B
0
0
0
Hi-Z
Max
150
150
60
50
50
Unit
ns
ns
ns
ns
ns
ns