UPD23C16080BL NEC, UPD23C16080BL Datasheet - Page 5

• Manufacturer Part Number: UPD23C16080BL
• Description: (UPD23C16040BL / UPD23C16080BL) 16M-BIT MASK-PROGRAMMABLE ROM
• Manufacturer: NEC

Note Some signals can be applied because this pin is not connected to the inside of the chip.
Remark Refer to Package Drawings for the 1-pin index mark.
/OE or OE or DC
A0 to A19
O0 to O7, O8 to O14 : Data outputs
O15, A–1
WORD, /BYTE
/CE
/OE or OE
V
GND
NC
DC
GND
CC
O10
O11
A18
A17
/CE
NC
O0
O8
O1
O9
O2
O3
A7
A6
A5
A4
A3
A2
A1
A0
Note
44-pin PLASTIC SOP (15.24 mm (600))
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
[ µ µ µ µ PD23C16040BLGX-xxx ]
[ µ µ µ µ PD23C16080BLGX-xxx ]
Data Sheet M15720EJ3V0DS
: Address inputs
: Data output 15 (WORD mode),
: Mode select
: Chip Enable
: Output Enable
: Supply voltage
: Ground
: No Connection
: Don’t Care
LSB Address input (BYTE mode)
Marking Side
µ µ µ µ PD23C16040BL, 23C16080BL
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
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
5