參數(shù)資料
型號: 784214AY
廠商: NEC Corp.
英文描述: MOS INTEGRATED CIRCUIT
中文描述: 馬鞍山集成電路
文件頁數(shù): 18/100頁
文件大小: 564K
代理商: 784214AY
Data Sheet U14121EJ2V0DS00
18
μ
PD784214A, 784215A, 784216A, 784217A, 784218A, 784214AY, 784215AY, 784216AY, 784217AY, 784218AY
5.3 Pin I/O Circuits and Recommended Connections of Unused Pins
The input/output circuit type of each pin and recommended connections of unused pins are shown in Table 5-1.
For each type of input/output circuit, refer to Figure 5-1.
Table 5-1. Types of Pin Input/Output Circuits and Recommended Connection of Unused Pins (1/2)
Pin Name
I/O Circuit Type
I/O
Recommended Connection of Unused Pins
P00/INTP0
P01/INTP1
P02/INTP2/NMI
P03/INTP3 to P06/INTP6
8-N
I/O
Input:
Output: Leave open
Independently connect to V
SS
via a resistor
P10/ANI0 to P17/ANI7
9
Input
Connect to V
SS
or V
DD
P20/RxD1/SI1
10-K
P21/TxD1/SO1
10-L
P22/ASCK1/SCK1
10-K
P23/PCL
P24/BUZ
P25/SI0/SDA0
Note 1
10-L
10-K
P26/SO0
P27/SCK0/SCL0
Note 1
10-L
10-K
P30/TO0 to P32/TO2
12-E
P33/TI1, P34/TI2
8-N
P35/TI00, P36/TI01
P37/EXA
Note 2
10-M
12-E
P40/AD0 to P47/AD7
P50/A8 to P57/A15
P60/A16 to P63/A19
P64/RD
P65/WR
P66/WAIT
P67/ASTB
5-A
P70/RxD2/SI2
8-N
P71/TxD2/SO2
10-M
P72/ASCK2/SCK2
8-N
P80/A0 to P87/A7
12-E
P90 to P95
13-D
P100/TI5/TO5
P101/TI6/TO6
P102/TI7/TO7
P103/TI8/TO8
8-N
P120/RTP0 to P127/RTP7
12-E
P130/ANO0, P131/ANO1
12-F
I/O
Input:
Output: Leave open
Independently connect to V
SS
via a resistor
Notes 1.
This function is available in
μ
PD784216AY/784218AY Subseries products only.
2.
This function is available in
μ
PD784218A, 784218AY Subseries products only.
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784215A 制造商:NEC 制造商全稱:NEC 功能描述:MOS INTEGRATED CIRCUIT
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