MB89656AR FUJITSU [Fujitsu Component Limited.], MB89656AR Datasheet - Page 11

• Manufacturer Part Number: MB89656AR
• Description: 8-bit Proprietary Microcontroller
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

• External EPROM pins (MB89PV650A only)
Pin no.
101
102
103
104
105
106
107
110
111
112
113
114
115
116
117
118
119
120
121
122
123
125
127
128
129
130
131
132
108
109
124
126
V
A12
A7
A6
A5
A4
A3
A2
A1
A0
O1
O2
O3
V
O4
O5
O6
O7
O8
CE
A10
OE
A11
A9
A8
A13
A14
V
N.C.
PP
SS
CC
Pin name
I/O
—
O
O
O
O
O
O
O
O
O
O
I
I
“H” level output pin
Address output pins
Data input pins
Power supply (GND) pin
Data input pins
ROM chip enable pin
Outputs “H” during standby.
Address output pin
ROM output enable pin
Outputs “L” at all times.
Address output pins
Address output pin
Address output pin
EPROM power supply pin
Internally connected pins
Be sure to leave them open.
MB89650AR Series
Function
11