參數(shù)資料
型號(hào): SM5272B-3
廠商: SamHop Microelectronics Corp.
英文描述: 3 RF DECODER
中文描述: 3射頻解碼器
文件頁(yè)數(shù): 12/12頁(yè)
文件大?。?/td> 52K
代理商: SM5272B-3
Page 9
OCT. 26, 2001
Single Resistor Oscillator
SM5272B'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.
Encoder OSC Frequency
SM5272B
312 RF DECODER
SAMHOP Microelectronics Corp.
Decoder OSC Frequency
Suggested oscillator resistor of SM5262B/ SM5272B:
SM5262B
SM5272B
4.7M OHM
750K OHM
3.0M OHM
390K OHM
2.2M OHM
270K OHM
1.2M OHM
160K OHM
R = 510K
R = 1.2 M
R = 2.7 M
R = 3.0 M
R = 3.3 M
R = 4.3 M
100
KHz
0
69
12
15 VOLTAGE
90
80
70
60
50
40
30
20
10
2.5
VOLTAGE
R = 100 K
R = 300 K
R = 620 K
R = 680 K
R = 820 K
R = 1.0 M
300
0
69
200
100
50
250
2.5
180
KHz
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