参数资料
型号: MB89195PF
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 4.2 MHz, MICROCONTROLLER, PDSO28
封装: 8.60 X 17.75 MM, 2.80 MM HEIGHT, 1.27 MM HEIGHT, LEAD FREE, PLASTIC, SOP-28
文件页数: 44/44页
文件大小: 1235K
代理商: MB89195PF
MB89190/190A Series
DS07-12512-9E
9
External EPROM pins (MB89PV190/PV190A)
Pin no.
Pin name
I/O
Function
49
VPP
O
“H” level output pin
79
78
50
75
71
76
77
51
52
53
54
55
58
59
60
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
O
Address output pins
61
62
63
65
66
67
68
69
O1
O2
O3
O4
O5
O6
O7
O8
I
Data input pins
70
CE
O
ROM chip enable pin
Outputs “H” during standby.
73
OE
O
ROM output enable pin
Outputs “L” at all times.
80
VCC
O
EPROM power pin
64
VSS
O
Power supply (GND) pin
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