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Part Name
Description
ST9040C1/XX View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
ST9040C1/XX
16K ROM HCMOS MCU WITH EEPROM, RAM AND A/D CONVERTER
STMicroelectronics
ST9040C1/XX Datasheet PDF : 56 Pages
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ST90R40
Figure 1. 68 Pin PLCC Package
Table 1. ST90R40C Pin Description
Pin
61
62
63
64
65
66
67
68
q
1
2
3
4
5
6
7
8
9
Name
P44/Ain4
P57
P56
P55
P54
INT7
INT0
P53
P52
P51
P50
OSCOUT
V
SS
OSCIN
RESET
P37/T1OUTB
P36/T1INB
Pin Name
10 P35/T1OUTA
11 P34/T1INA
12 P33/T0OUTB
13 P32/T0INB
14 P31/T0OUTA
15 P30/P/D/T0INA
16 A15
17 A14
18 A13
19 A12
20 A11
21 A10
22 A9
23 A8
24 A0/D0
25 A1/D1
26 A2/D2
Pin Name
43 P70/SIN
42 P71/SOUT
41
P72/CLKOUT
/TXCLK/INT4
40
P73/ADTRG
/RXCLK/INT5
39 P74/P/D/INT6
38 P75/WAIT
37
P76/WDOUT
/BUSREQ
36
P77/WDIN
/BUSACK
35 R/W
34 DS
33 AS
32 V
DD
31 A7/D7
30 A6/D6
29 A5/D5
28 A4/D4
27 A3/D3
Pin Name
60 AV
SS
59 AV
DD
58 P47/Ain7
57 P46/Ain6
56 P45/Ain5
55 P43/Ain3
54 P42/Ain2
53 P41/Ain1
52 P40/Ain0
51 P27/RRDY5
50
P26/INT3
/RDSTB5/P/D
49 P25/WRRDY5
48
P24/INT1
/WRSTB5
47 P23/SDO
46 P22/INT2/SCK
45 P21/SDI/P/D
44 P20/NMI
50/56
®
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