HT27LC020 データシートの表示（PDF） - Holtek Semiconductor
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HT27LC020 Datasheet PDF : 15 Pages
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Pin Assignment
VPP 1
A 16 2
A 15 3
A 12 4
A7 5
A6 6
A5 7
A4 8
A3 9
A 2 10
A 1 11
A 0 12
D Q 0 13
D Q 1 14
D Q 2 15
G N D 16
32 V C C
31 P G M
30 A 17
29 A 14
28 A 13
27 A 8
26 A 9
25 A 11
24 O E
23 A 10
22 C E
21 D Q 7
20 D Q 6
19 D Q 5
18 D Q 4
17 D Q 3
H T27LC 020
3 2 D IP -A /S O P -A
A7 5
A6 6
A5 7
A4 8
A3 9
A 2 10
A 1 11
A 0 12
D Q 0 13
H T27LC 020
3 2 P L C C -A
29 A 14
28 A 13
27 A 8
26 A 9
25 A 11
24 O E
23 A 10
22 C E
21 D Q 7
A 11
1
A9
2
A8
3
A 13
4
A 14
5
A 17
6
PG M
7
VCC
8
VPP
9
A 16
10
A 15
11
A 12
12
A7
13
A6
14
A5
15
A4
16
HT27LC020
H T27LC 020
3 2 T S O P -A
32
OE
31
A 10
30
CE
29
DQ7
28
DQ6
27
DQ5
26
DQ4
25
DQ3
24
GND
23
DQ2
22
DQ1
21
DQ0
20
A0
19
A1
18
A2
17
A3
Pin Description
Pin Name I/O/C/P
A0~A17
I
Address inputs
DQ0~DQ7
I/O Data inputs/outputs
CE
C Chip enable
OE
C Output enable
PGM
C Program strobe
NC
¾ No connection
VPP
P
Program voltage supply
Description
Absolute Maximum Rating
Operation Temperature Commercial ............................................................................................................0°C to 70°C
Storage Temperature.............................................................................................................................-65°C to 125 °C
Applied VCC Voltage with Respect to GND............................................................................................... -0.6V to 7.0V
Applied Voltage on Input Pin with Respect to GND.................................................................................... -0.6V to 7.0V
Applied Voltage on Output Pin with Respect to GND......................................................................... -0.6V to VCC+0.5V
Applied Voltage on A9 Pin with Respect to GND ..................................................................................... -0.6V to 13.5V
Applied VPP Voltage with Respect to GND ..............................................................................................-0.6V to 13.5V
Applied READ Voltage (Functionality is guaranteed between these limits) ..................................................3.0V to 3.6V
Note: These are stress ratings only. Stresses exceeding the range specified under ²Absolute Maximum Ratings² may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
Rev. 1.50
2
December 8, 2003
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