
EM78612
Universal Serial Bus Microcontroller Series
This specification may change without further notice. 3 3/5/2003 (V1.0)
3 Applications
This microcontroller is designed for USB low speed device application or non-USB
embedded device. It is also suitable for PS/2 mouse application.
4 Pin Configuration
EM78612A*
P61
1●
16
P60/V
PP
P62
2 15
P64
P63
3 14
P65
P70
4 13
P71
P72
5 12
D+/P50
VSS
6 11
D-/P51
V3.3V
7 10 V
DD
OSCI
8 9
OSCO
EM78612B*
P60/V
PP
1●
18
P64
P61
2 17
P65
P62
3 16
P66
P63
4 15
P67
P70
5 14
P71
P72
6 13
D+/P50
V
SS
7 12
D-/P51
V
3.3V
8 11
V
DD
OSCI
9 10
OSCO
EM78612C*
P60/V
PP
1●
20
P64
P61
2 19
P65
P62
3 18
P66
P63
4 17
P67
P70
5 16
P71
P72
6 15
P73
N.A.
7 14
D+/P50
V
SS
8 13
D-/P51
V
3.3V
9 12
V
DD
OSCI
10 11
OSCO
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