UPD72001-A8 NEC [NEC], UPD72001-A8 Datasheet - Page 4

• Manufacturer Part Number: UPD72001-A8
• Description: MULTI-PROTOCOL SERIAL CONTROLLERS
• Manufacturer: NEC [NEC]

PIN CONFIGURATION (Top View)
• 40-pin plastic DIP (600 mil) :
• 44-pin plastic QFP (10
4
IC: Internally Connected (Leave this pin unconnected)
DTRB/DRQR
DTRA/DRQT
10 mm) :
DRQR
DRQT
RESET
RTSB
RTSA
T
CLK
X
V
V
DA
X
X
X
X
INTAK
PD72001C-11, PD72001C-A8
DD
DD
DCDA
DCDB
CTSB
B
B
A
A
GND
PRO
WR
C/D
PRI
B/A
INT
RD
D7
D6
D5
D4
D3
D2
D1
D0
PD72001G-11-22, PD72001G-A8-22
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
44 43 42 41 40 39 38 37 36 35 34
12 13 14 15 16 17 18 19 20 21 22
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
CTSA
R
XI1A/STR
XI2A/SYNCA
TR
T
RTSA
DRQR
RESET
CLK
V
DRQT
DTRA/DRQT
DTRB/DRQR
RTSB
T
XI2B/SYNCB
XI1B/STR
R
TR
X
X
X
DD
X
DA
DB
DA
DB
X
X
CA
CB
X
X
A
A
X
X
CA
CB
33
32
31
30
29
28
27
26
25
24
23
X
X
B
B
PD72001-11, 72001-A8
PRO
B/A
C/D
RD
WR
GND
GND
D0
D1
D2
D3