MB89475P-SH 데이터 시트보기 (PDF) - Fujitsu
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MB89475P-SH Datasheet PDF : 48 Pages
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MB89470 Series
(Continued)
Pin no.
LQFP/QFP/
MQFP*2
SDIP*1
Pin name
I/O
circuit
Function
6
36
P26/SO2
F
General-purpose I/O port.
The pin is shared with the serial data output of UART/SIO 2.
General-purpose I/O port.
5
35 P27/SCK2 E A hysteresis input for SCK2.
The pin is shared with the clock I/O of UART/SIO 2.
4
34
P30/BUZ
G
N-channel open-drain output.
The pin is shared with buzzer output.
3 to 1,
48 to 46
33 to
28
P31 to P36
G N-channel open-drain output.
H General-purpose input port. (single clock system)
21
3
P40/X0A
Connection pins for a crystal or other oscillator. (dual clock system)
A An external clock can be connected to X0A. In this case, leave X1A
open.
H General-purpose input port. (single clock system)
22
4
P41/X1A
Connection pins for a crystal or other oscillator. (dual clock system)
A An external clock can be connected to X0A. In this case, leave X1A
open.
15
45
P42
H General-purpose input port.
45 to 41
27 to
23
P50/INT20
to
P54/INT24
General-purpose I/O port.
E A hysteresis input for INT20 to INT24.
The pin is shared with an external interrupt 2 input.
20
2
C
Capacitor connection pin *3
7
37
VCC
Power supply pin (+5 V) .
19
1
VSS
Power supply pin (GND) .
40
22
AVCC
A/D converter power supply pin.
39
21
AVSS
A/D converter power supply pin.
Use at the same voltage level as VSS.
*1 : DIP-48P-M01
*2 : FPT-48P-M05/FPT-48P-M13/MQP-48C-P01
*3 : When MB89475 or MB89PV470 is used, this pin will become a N.C. pin without internal connection.
When MB89P475 is used, connect this pin to an external 0.1 µF capacitor to ground.
9
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