![](http://datasheet.mmic.net.cn/330000/MB90T678_datasheet_16438155/MB90T678_18.png)
MB90670/675 Series
18
(Continued)
Pin no.
QFP
-80*
2
61
Pin name
Circuit
type
Function
LQFP
-80*
1
59
LQFP
-100*
3
25
QFP
-100*
4
27
P80
E
(CMOS/H)
General-purpose I/O port
This function is valid when waveform output from
8/16-bit PPG timer 1 is disabled.
Output pin of 8/16-bit PPG timer 1
This function is valid when waveform output from
8/16-bit PPG timer 1 is enabled.
General-purpose I/O port
This function is always valid.
I/O port of an open-drain type
This function is always valid.
I/O pin of the I
2
C interface
This function is valid when operation of the I
2
C
interface is enabled.
Hold the port output in the high-impedance status
(PDR = 1) when the I
2
C interface is in operation.
I/O port of an open-drain type
This function is always valid.
Clock I/O pin of the I
2
C interface
This function is valid when operation of the I
2
C
interface is enabled.
Hold the port output in the high-impedance status
(PDR = 1) when the I
2
C interface is in operation.
General-purpose I/O port
This function is always valid.
General-purpose I/O port
This function is always valid.
Power supply to the digital circuit
PPG1
—
—
26 to 31 28 to 33 P81 to P86
E
(CMOS/H)
D
(NMOS/H)
—
—
45
47
P90
SDA
—
—
46
48
P91
D
(NMOS/H)
SCL
—
—
67 to 74 69 to 76 PA0 to PA7
E
(CMOS/H)
E
(CMOS/H)
Power
supply
Power
supply
—
—
76 to 78 78 to 80 PB0 to PB2
64
66
21,
82
9,
40,
79
32
23,
84
11,
42,
81
34
V
CC
9,
32,
61
26
11,
34,
63
28
V
SS
Ground level of the digital circuit
AV
CC
Power
supply
Power supply to the analog circuit
Make sure to turn on/turn off this power supply
with a voltage exceeding AV
CC
applied to V
CC
.
Reference voltage input to the analog circuit
Make sure to turn on/turn off this power supply
with a voltage exceeding AVRH applied to AV
CC
.
Reference voltage input to the analog circuit
27
29
33
35
AVRH
Power
supply
28
30
34
36
AVRL
Power
supply
Power
supply
29
31
35
37
AV
SS
Ground level of the analog circuit
*1: FPT-80P-M05
*2: FPT-80P-M06
*3: FPT-100P-M05
*4: FPT-100P-M06