SM5262BS-D2 SAMHOP [SamHop Microelectronics Corp.], SM5262BS-D2 Datasheet - Page 6
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SM5262BS-D2
Manufacturer Part Number
SM5262BS-D2
Description
3 RF ENCODER
Manufacturer
SAMHOP [SamHop Microelectronics Corp.]
Datasheet
1.SM5262BS-D2.pdf
(12 pages)
Single Resistor Oscillator
SM5262B's oscillator be constructed by connecting a resistor between OSC1 and OSC2 pin.
SM5272B's OSC frequency must be 1.4 to 6.8 times more than SM5262B.
三合微科股份有限公司
S
Encoder OSC Frequency
Decoder OSC Frequency
Suggested oscillator resistor of SM5262B/ SM5272B:
AM
H
KHz
OP
KHz
Microelectronics Corp.
180
300
250
200
100
100
50
90
80
70
60
50
40
30
20
10
0
0
4.7M OHM
3.0M OHM
2.2M OHM
1.2M OHM
SM5262B
2.5
2.5
6
Page 6
9
750K OHM
390K OHM
270K OHM
160K OHM
SM5272B
6
12
15 VOLTAGE
9
R = 510K
R = 1.2 M
R = 2.7 M
R = 3.0 M
R = 3.3 M
R = 4.3 M
R = 100 K
R = 300 K
R = 620 K
R = 680 K
R = 820 K
R = 1.0 M
VOLTAGE
3
12
RF ENCODER
SM5262B
OCT. 2001