SM8521 Datasheet, PDF (3/56 Pages) Sharp Electrionic Components – 8-Bit Single-Chip Microcomputer

• Serial interface :
UART
• Clock output
8-bit clock asynchronous x 1
PIN CONNECTIONS
128-PIN QFP
SM8521
• Supply voltage : 4.5 to 5.5 V
• Packages : 128-pin QFP (QFP128-P-1420)
TOP VIEW
NC 1
D7 2
D6 3
D5 4
D4 5
D3 6
D2 7
D1 8
D0 9
A0 10
A1 11
A2 12
A3 13
A4 14
A5 15
A6 16
A7 17
A8 18
A9 19
A10 20
A11 21
A12 22
A13 23
A14 24
A15 25
A16 26
A17 27
A18 28
A19 29
A20 30
RDB 31
WRB 32
MCE0B 33
MCE1B 34
IOE0B 35
IOE1B 36
GND 37
GND 38
102 VD1
101 NC
100 NC
99 VD2
98 VD3
97 VD4
96 VD5
95 VD6
94 VD7
93 VCE0B
92 VCE1B
91 VRDB
90 VWRB
89 P37
88 P36
87 P35
86 P34
85 P33
84 P32
83 P31
82 P30
81 P27
80 P26
79 P25
78 P24
77 P23
76 P22
75 P21
74 P20
73 P17
72 P16
71 P15
70 P14
69 P13
68 P12
67 P11
66 NC
65 NC
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