M27C256B-12F1 Datasheet, PDF (1/24 Pages) STMicroelectronics – 256 Kbit (32Kb × 8) UV EPROM and OTP EPROM

M27C256B
256 Kbit (32Kb × 8) UV EPROM and OTP EPROM
Feature summary
■ 5V ± 10% supply voltage in Read operation
■ Access time: 45ns
■ Low power consumption:
t(s) ^{– Active Current 30mA at 5MHz}
– Standby Current 100µA
uc ■ Programming voltage: 12.75V ± 0.25V
d _{■ Programming time: 100µs/Word}
ro _{■ Electronic signature}
P _{– Manufacturer Code: 20h}
te _{– Device Code: 8Dh}
Obsolete ^{Product(s) - Obsole ■ ECOPACK® packages available}
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1
FDIP28W (F)
28
1
PDIP28 (B)
PLCC32 (C)
May 2006
Rev 2
1/24
www.st.com
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