M27C256B-80XF1 STMicroelectronics, M27C256B-80XF1 Datasheet - Page 16
M27C256B-80XF1
Manufacturer Part Number
M27C256B-80XF1
Description
Manufacturer
STMicroelectronics
Datasheet
1.M27C256B-80XF1.pdf
(24 pages)
Specifications of M27C256B-80XF1
Organization
32Kx8
Interface Type
Parallel
In System Programmable
In System/External
Access Time (max)
80ns
Package Type
CFDIPW
Reprogramming Technique
UV
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (min)
4.75V
Operating Supply Voltage (max)
5.25V
Supply Current
50mA
Pin Count
28
Mounting
Through Hole
Operating Temp Range
0C to 70C
Operating Temperature Classification
Commercial
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M27C256B-80XF1
Manufacturer:
OKI
Quantity:
6 227
DC and AC parameters
16/24
Figure 7.
Table 9.
1. T
2. V
3. Speed obtained with High Speed AC measurement conditions.
4. Sampled only, not 100% tested.
Symbol
t
t
)
EHQZ
GHQZ
t
t
t
t
AVQV
GLQV
AXQX
ELQV
Q0-Q7
A0-A14
E
G
A
CC
= 0 to 70°C, –40 to 85°C, –40 to 105°C or –40 to 125°C; V
(4)
(4)
must be applied simultaneously with or before V
t
ACC
t
t
t
Alt
t
t
OH
CE
OE
DF
DF
Read mode AC waveforms
Read mode AC characteristics
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
tAVQV
tELQV
tGLQV
VALID
Condition
E = V
E = V
G = V
G = V
G = V
G = V
E = V
E = V
Test
IL
IL
IL
IL
IL
IL
IL
IL
,
,
Min Max Min Max Min Max Min Max
(1) (2)
PP
0
0
0
-45
and removed simultaneously or after V
(3)
45
45
25
25
25
CC
= 5V ± 5% or 5V ± 10%; V
0
0
0
-60
tAXQX
M27C256B
60
60
30
30
30
0
0
0
tGHQZ
tEHQZ
VALID
-70
70
70
35
30
30
PP
0
0
0
= V
PP
-80
M27C256B
.
CC
80
80
40
30
30
AI00758B
Hi-Z
Unit
ns
ns
ns
ns
ns
ns