UVEPROM
SMJ27C010A
AS27C010A
FUNCTIONAL BLOCK DIAGRAM*
EPROM 131,072 x 8
12
11
10
9
8
7
6
0
A0
A1
A2
A3
A4
A5
A6
A7
A8
13
14
15
17
18
19
20
21
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
A
A
A
A
A
A
A
A
5
27
26
23
0
A
A9
131,071
A10
A11
A12
A13
A14
A15
A16
E\
25
4
28
29
3
2
22
16
[PWR DWN]
&
24
G\
EN
* This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12. J package illustrated.
OPERATION
The seven modes of operation are listed in Table 1. The read mode requires a single 5V supply. All inputs are TTL level
except for VPP during programming (13V for SNAP! Pulse), and 12V on A9 for signature mode.
TABLE 1. OPERATION MODES
MODE*
FUNCTION
OUTPUT
DISABLE
VIL
PROGRAM
INHIBIT
VIH
SIGNATURE MODE
READ
STANDBY PROGRAMMING VERIFY
VIL
VIL
X
E\
G\
VIL
VIL
X
VIH
X
VIL
VIH
VIL
VPP
VCC
X
VIL
VIL
VIH
VPP
VCC
X
X
X
VIH
X
PGM\
VPP
VCC
A9
X
VCC
VCC
VCC
VCC
X
VCC
VCC
X
VCC
VCC
X
VPP
VCC
X
VH**
VIL
VH**
VIH
A0
X
X
X
X
X
X
CODE
DQ0-DQ7 Data Out High-Z
High-Z
Data In
Data Out
High-Z
MFG
97
DEVICE
D6
* X can be VIL or VIH.
**VH = 12V ± 0.5V
Micross Components reserves the right to change products or specifications without notice.
SMJ27C010A
AS27C010A
Rev. 2.6 01/10
2
MICROSS [ MICROSS COMPONENTS ]
