M27C256B-90B6 STMicroelectronics, M27C256B-90B6 Datasheet - Page 3

IC OTP 256KBIT 90NS 28DIP

M27C256B-90B6

Manufacturer Part Number
M27C256B-90B6
Description
IC OTP 256KBIT 90NS 28DIP
Manufacturer
STMicroelectronics
Datasheet

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:
5 000
Part Number:
M27C256B-90B6
Manufacturer:
ST
0
Part Number:
M27C256B-90B6
Manufacturer:
ST
Quantity:
20 000
Company:
Part Number:
M27C256B-90B6
Quantity:
4 000
Part Number:
M27C256B-90B6 L
Manufacturer:
ST
0
M27C256B
List of tables
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
Table 15.
Table 16.
Signal names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Operating modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Electronic signature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
AC measurement conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Read mode DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Programming mode DC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Read mode AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Read mode AC characteristics 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Programming mode AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
FDIP28WB - 28 pin Ceramic Frit-seal DIP, with window (round 0.280"),
package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
PDIP28 - 28 pin Plastic DIP, 600 mils width, package mechanical data . . . . . . . . . . . . . . 20
PLCC32 - 32 pin Rectangular Plastic Leaded Chip Carrier, package
mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
List of tables
3/24

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