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C-MOS SCSI I/O PROCESSOR
—TOP VIEW—
156 155
VDD (+5 V)
VDD (+5 V)
NC NC GND
GND
GND
GND
GND
157
w
w
160
a D . w
S a t
e e h
U 4 t
.c
145
om
140 135 130 125 120 115
SYM53C720REV.F (1/3) IL08
150
110
NC NC NC NC GND VDD (+5 V)
105
NC NC
104 100
GND
165 GND 170 GND 175
180
GND
185
VDD (+5 V) GND
190
195
200
GND VDD (+5 V) NC NC
VDD (+5 V)
VDD (+5 V)
205 208
w
w
10
15
20
25
30
35
40
45
50
52
w
GND
t a .D
GND
S a
GND
e h
GND
U 4 t e
.c
m o
GND GND VDD (+5 V) GND GND
95
90
85
80
75
70
VDD (+5 V) GND
65
60 VDD (+5 V) GND NC NC NC NC
55 53
1
NC NC GND 5
w
w
w
.D
a t a
e h S
4 t e
U
m o .c
SYM53C720REV.F (2/3) * SLAVE, Z = HIGH IMPEDANCE PIN NO.