参数资料
型号: MB89P475PFV-201
元件分类: 微控制器/微处理器
英文描述: 8-BIT, 12.5 MHz, MICROCONTROLLER, PQFP48
封装: PLASTIC, QFP-48
文件页数: 2/46页
文件大小: 999K
代理商: MB89P475PFV-201
10
MB89470 Series
External EPROM Socket (MB89PV470 only)
*1: MQP-48C-P01
Pin Number
Pin
Name
I/O
Function
MQFP*1
49
Vpp
O
“H” level output pin
50
51
52
53
54
55
58
59
60
A12
A7
A6
A5
A4
A3
A2
A1
A0
O
Address output pins.
61
62
63
O1
O2
O3
I
Data input pins.
64
VSS
O
Power supply pin (GND).
65
66
67
68
69
O4
O5
O6
O7
O8
I
Data input pins.
70
CE
O
Chip enable pin for the ROM. Outputs “H” in standby mode.
71
A10
O
Address output pin.
72
OE
O
Output enable pin for the ROM. Always outputs “L”.
75
76
77
78
79
A11
A9
A8
A13
A14
O
Address output pins.
80
VCC
O
Power supply pin for the EPROM.
56
57
72
74
N.C.
Internally connected pins. Always leave open.
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