MB509 Ver la hoja de datos (PDF) - Fujitsu
Número de pieza
componentes Descripción
Fabricante
MB509 Datasheet PDF : 9 Pages
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MB509
PS
DQ
DQ
DQ
C
C
CM
Input Buffer
IN
IN
SW
DQ
CQ
DQ
CQ
DQ
CQ
DQ
CQ
DQ
SW
CQ
Output
Buffer
OUT
MC
PS SW MC Divide Ratio
H
H
H
1/64
H
H
L
1/65
H
L
H
1/128
H
L
L
1/129
L
— — Stand-by mode
Note:
SW: H =VCC, L = open
MC: H = 3.0V to VCC,
L = GND to 0.8V
PS: H = 2.0V to VCC,
L = GND to 0.4V
Figure 1. MB509 Block Diagram
PIN DESCRIPTION
Pin Number
Symbol
1
IN
2
VCC
3
SW
4
OUT
5
GND
6
MC
7
PS
8
IN
Descriptions
Input
Power Supply, +5V
Divide Ratio Control Input (See Divide Ratio Table)
Output
Ground
Modulus Control Input (See Divide Ratio Table)
Stand–by Control Input (See Divide Ratio Table)
Complementary Input
2
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