MBM27C256A ETC, MBM27C256A Datasheet - Page 2

• Manufacturer Part Number: MBM27C256A
• Description: CMOS 256K UV EPROM
• Manufacturer: ETC

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ELECTRONIC SIGNATURE FOR P ROM WRITER
ADDRESS SETTINGS IN READ MODE
MAKER CODE
DEVICE CODE
AO
An
An
An
An
An
An
x
x
A1 - A8
0
CE
0
0
1
0
1
0
1
0
12 V
A9
OE
x
0
1
1
0
0
1
0
AO
0
1
A10 - A13
+5 V
+5 V
+5 V
+6 V
+6 V
+6 V
+6 V
+5 V
V
DD
D7
0
0
0
+12.5 V
+12.5 V
+12.5 V
+12.5 V
+5 V
+5 V
+5 V
+5 V
V
D6
PP
0
1
A14, Vpp
D5
1
DEVICE CODE
0
1
D
D
D
CODE DATA
HI-Z
HI-Z
HI-Z
D
D4
Dn
0
0
OUT
OUT
OUT
IN
D3
0
0
* SEE FOLLOWING DESCRIPTION
ELECTRONIC SIGNATURE *
D2
1
0
OUTPUT DISABLE
PGM VERIFY (1)
PGM VERIFY (2)
D1
0
1
FUNCTION
STANDBY
PGM INH
READ
PGM
D0
0
0
04H
62H
0
1
x
HI-Z
: LOW LEVEL
: HIGH LEVEL
: DON’T CARE
: HIGH IMPEDANCE
MBM27C256A (2/2)