SMJ27C512-15J View Datasheet(PDF) - Micross Components
Part Name
Description
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SMJ27C512-15J Datasheet PDF : 11 Pages
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UVEPROM
SMJ27C512
FUNCTIONAL BLOCK DIAGRAM*
A0 10
A1 9
A2
A3
A4
A5
A6
8
7
6
5
4
A7
A8
A9
3
25
24
21
A10
A11
A12
A13
A14
A15
23
2
26
27
1
E\ 20
22
G\ /VPP
EPROM 65,536 x 8
0
A
A
A
A0
65,535
A
A
A
A
A
15
[PWR DWN]
&
EN
* This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.
11
12
13
15
16
17
18
19
DQ0
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
OPERATION
The seven modes of operation for the SMJ27C512 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
FUNCTION
(PINS)
MODE*
READ
OUTPUT
DISABLE
STANDBY
PROGRAMMING
VERIFY
PROGRAM SIGNATURE MODE
INHIBIT
E\ (20)
VIL
VIL
VIH
VIL
VIL
VIH
VIL
G\ /VPP (22)
VIL
VIH
X
VPP
VIL
VPP
VIL
VCC (28)
VCC
VCC
VCC
VCC
VCC
VCC
VCC
A9 (24)
X
X
X
X
X
X
VID
VID
A0 (10)
X
X
DQ0-DQ7
(11-13, 15-19)
Data Out
High-Z
X
High-Z
X
Data In
X
X
Data Out High-Z
VIL
VIH
CODE
MFG DEVICE
97h
85h
* X can be VIL or VIH
SMJ27512
Rev. 1.2 01/10
Micross Components reserves the right to change products or specifications without notice.
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