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STMicroelectronics Electronic Components Datasheet

M27C512 Datasheet

512 Kbit 64Kb x8 UV EPROM and OTP EPROM

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M27C512
512 Kbit (64K x8) UV EPROM and OTP EPROM
Features
5V ± 10% supply voltage in read operation
Access time: 45 ns
Low power “CMOS” consumption:
– Active current 30 mA
– Standby current 100 µA
Programming voltage: 12.75 V ± 0.25 V
Programming time around 6 s.
Electronic Signature
– Manufacturer code: 20h
– Device code: 3Dh
Packages
– ECOPACK® versions
28
1
FDIP28W (F)
28
1
PDIP28 (B)
PLCC32 (C)
Table 1.
Package
PDIP28
PLCC32
Device summary
45 ns
70 ns
90 ns
M27C512-90B6
M27C512-70C6 M27C512-90C1
100 ns
M27C512-
10C6
M27C512-90F1
FDIP28W M27C512-45XF1 M27C512-70XF1
M27C512-90F6
M27C512-
10F1
120 ns
M27C512-
12C3
M27C512-
12F1
M27C512-
12F3
150 ns
M27C512-15F1
M27C512-15F6
May 2007
Rev 3
1/22
www.st.com
1


STMicroelectronics Electronic Components Datasheet

M27C512 Datasheet

512 Kbit 64Kb x8 UV EPROM and OTP EPROM

No Preview Available !

Contents
Contents
M27C512
1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
2 Device operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.1 Read mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.2 Standby mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2.3 Two line output control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.4 System considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.5 Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.6 PRESTO IIB programming algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.7 Program Inhibit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.8 Program Verify . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2.9 Electronic Signature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3 Erasure operation (applies for UV EPROM) . . . . . . . . . . . . . . . . . . . . . . 9
4 Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5 DC and AC parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
6 Package mechanical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
7 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
8 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
2/22



Part Number M27C512
Description 512 Kbit 64Kb x8 UV EPROM and OTP EPROM
Maker STMicroelectronics
Total Page 22 Pages
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M27C512 Datasheet PDF





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