參數(shù)資料
型號: μPD78F4225Y
廠商: NEC Corp.
英文描述: 16 Bit Single Chip Microcontrollers(16 位單片微控制器)
中文描述: 16位單片機微控制器(16位單片微控制器)
文件頁數(shù): 6/30頁
文件大小: 205K
代理商: ΜPD78F4225Y
6
μ
PD78F4225Y
2. PIN CONFIGURATION (Top View)
80-pin plastic QFP (14
×
14 mm)
μ
PD78F4225YGC-8BT
80-pin plastic TQFP (fine pitch) (12
×
12 mm)
μ
PD78F4225YGK-BE9
Notes 1.
Directly connect the TEST/V
PP
pin to V
SS0
in normal operation mode.
2.
Connect the AV
SS
pin to V
SS0
.
Remark
When using in applications where noise from inside the microcomputer has to be reduced, it is
recommended to take countermeasures against noise such as supplying power to V
DD0
and V
DD1
independently, and connecting V
SS0
and V
SS1
to different ground lines.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
P15/ANI5
P16/ANI6
P17/ANI7
AV
SS
P130/ANO0
P131/ANO1
AV
REF1
P70/SI2/RxD2
P71/SO2/TxD2
P72/SCK2/ASCK2
P20/SI1/RxD1
P21/SO1/TxD1
P22/SCK1/ASCK1
P23/PCL
P24/BUZ
P25/SI0/SDA0
P26/SO0
P27/SCK0/SCL0
P40/AD0
P41/AD1
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
RESET
P127/RTP7
P126/RTP6
P125/RTP5
P124/RTP4
P123/RTP3
P122/RTP2
P121/RTP1
P120/RTP0
P37/EXA
P36/TI01
P35/TI00
P34/TI2
P33/TI1
P32/TO2
P31/TO1
P30/TO0
P67/ASTB
P66/WAIT
P65/WR
P
P
P
P
P
P
P
P
P
P
P
P
V
S
P
P
P
P
P
P
P
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
P
P
P
P
P
A
D
V
D
X
X
T
P
X
X
V
D
V
S
P
P
P
P
P
P
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
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