M87C257-12F1 STMicroelectronics, M87C257-12F1 Datasheet - Page 20
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M87C257-12F1
Manufacturer Part Number
M87C257-12F1
Description
IC EPROM 256KBIT 120NS 28CDIP
Manufacturer
STMicroelectronics
Datasheet
1.M87C257-12F1.pdf
(22 pages)
Specifications of M87C257-12F1
Format - Memory
EPROMs
Memory Type
UV EPROM
Memory Size
256K (32K x 8)
Speed
120ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
28-CDIP (0.600", 15.24mm) Window
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
M87C257-12F1
Manufacturer:
ST
Quantity:
5 120
Part Number:
M87C257-12F1
Manufacturer:
ST
Quantity:
20 000
Part numbering
6
20/22
Part numbering
Table 14.
1. High Speed, see AC Characteristics section for further information.
For a list of available options (Speed, Package, etc...) or for further information on any
aspect of this device, please contact the STMicroelectronics Sales Office nearest to you.
Example:
Device Type
M87
Supply Voltage
C = 5V
Device Function
257 = 256 Kbit (32Kb x 8)
Speed
-45
-60 = 60ns
-70 = 70 ns
-80 = 80 ns
-90 = 90 ns
-10 = 100 ns
-12 = 120 ns
-15 = 150 ns
-20 = 200 ns
V
X = ± 5%
blank = ± 10%
Package
F = FDIP28W
C = PLCC32
Temperature Range
1 = 0 to 70 °C
3 = –40 to 125 °C
6 = –40 to 85 °C
Options
TR = Tape & Reel Packing
CC
(1)
Tolerance
= 45 ns
Ordering information scheme
M87C257
-70
X
C
1
M87C257
X