參數(shù)資料
型號(hào): μPD23C16040A
廠商: NEC Corp.
英文描述: 16M-Bit Mask-Programmable ROM(16M 掩膜可編程ROM)
中文描述: 1,600位掩??删幊蘎OM(1,600掩膜可編程光盤)
文件頁(yè)數(shù): 2/24頁(yè)
文件大小: 180K
代理商: ΜPD23C16040A
μ
PD23C16040A
2
Pin Configuration (Marking Side)
42-pin Plastic DIP (600 mil)
44-pin Plastic SOP (600 mil)
[
μ
PD23C16040ACZ]
[
μ
PD23C16040AGX]
A0 - A19
O0 - O7, O8 - O14 :
O15/A–1
WORD/BYTE
CE
OE/OE
V
CC
GND
NC
Note 1
IC
Note 2
DC
:
Address inputs
Data outputs
Data 15 output (WORD mode)/LSB address input (BYTE mode)
Mode select
Chip enable
Output enable
Supply voltage
Ground
No connection
Internal connection
Don’t care
:
:
:
:
:
:
:
:
:
Notes 1
. Some signal can be applied because this pin is not connected to the inside of the chip.
2
. Leave this pin unconnected or connect to GND.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
CE
GND
OE/OE/DC
O0
O8
O1
O9
O2
O10
O3
O11
A19
A8
A9
A10
A11
A12
A13
A14
A15
A16
WORD/BYTE
GND
O15/A–1
O7
O14
O6
O13
O5
O12
O4
V
CC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
NC
A18
A17
A7
A6
A5
A4
A3
A2
A1
A0
CE
GND
OE/OE/DC
O0
O8
O1
O9
O2
O10
O3
O11
NC
A19
A8
A9
A10
A11
A12
A13
A14
A15
A16
WORD/BYTE
GND
O15/A–1
O7
O14
O6
O13
O5
O12
O4
V
CC
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