M27C256B-90B6 STMicroelectronics, M27C256B-90B6 Datasheet - Page 17
![IC OTP 256KBIT 90NS 28DIP](/photos/6/58/65820/497-28-dip_series_sml.jpg)
M27C256B-90B6
Manufacturer Part Number
M27C256B-90B6
Description
IC OTP 256KBIT 90NS 28DIP
Manufacturer
STMicroelectronics
Datasheet
1.M27C256B-15F1.pdf
(24 pages)
Specifications of M27C256B-90B6
Format - Memory
EPROMs
Memory Type
OTP EPROM
Memory Size
256K (32K x 8)
Speed
90ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
28-DIP (0.600", 15.24mm)
Capacitance, Input
6 pF
Capacitance, Output
12 pF
Current, Input, Leakage
±10 μA (Read)
Current, Operating
30 mA (Read)
Current, Output, Leakage
±10 μA (Read)
Density
256K
Organization
32K×8
Package Type
PDIP28
Temperature, Operating
-40 to +85 °C
Time, Access
90 ns
Time, Fall
≤20 ns
Time, Rise
≤20 ns
Voltage, Input, High
6 V (Read)
Voltage, Input, Low
0.8 V (Read)
Voltage, Output, High
4.3 V (Read)
Voltage, Output, Low
0.4 V (Read)
Voltage, Supply
5 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M27C256B-90B6
Manufacturer:
ST
Quantity:
20 000
M27C256B
Table 10.
1. T
2. V
3. Sampled only, not 100% tested.
Symbol Alt
t
t
)
GHQZ
EHQZ
t
t
t
t
AVQV
GLQV
AXQX
ELQV
A
CC
= 0 to 70°C, –40 to 85°C, –40 to 105°C or –40 to 125°C; V
(3)
(3)
must be applied simultaneously with or before V
t
t
t
ACC
t
t
t
CE
OE
OH
DF
DF
Read mode AC characteristics 2
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
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
0
0
0
PP
-90
(1) (2)
and removed simultaneously or after V
90
90
40
30
30
CC
0
0
0
= 5V ± 5% or 5V ± 10%; V
-10
M27C256B
100
100
50
30
30
0
0
0
DC and AC parameters
-12
120
120
60
40
40
-15/-20/-25
PP
0
0
0
= V
PP
.
150
150
CC
65
50
50
17/24
Unit
ns
ns
ns
ns
ns
ns