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參數(shù)資料
| 型號： | S1T8527C |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 1 CHIP CLP SUBSYSTEM IC |
| 中文描述： | 1芯片集成電路中電子系統(tǒng) |
| 文件頁數(shù)： | 15/20頁 |
| 文件大?。?/td> | 185K |
| 代理商： | S1T8527C |
1 CHIP CLP SUBSYSTEM IC
S1T8527C
15
Operating internal circuit blocks in each mode
CLO_LBD - Register Program
[ Rx - 1
’
st local oscillation internal cap. for U.S.A - 25CH & Alarm sensor detect voltage ]
— CLO register ( 6 bits ) : Receiver 1
’
st local oscillator internal capacitor selection
*****PMC ( Program Mode Control )
PMC =
‘
HIGH
’
& EN =
‘
HIGH
’
---> CLO_LBD Register Program Modeap
— Rx - Low Battery Detect Voltage
Mode ( state )
Operating circuit blocks
Active state
( Communication mode )
PLL regulator/MICOM I/F ( Data, CLK, EN ) / 2nd local oscillator / Receiver /
1st local oscillator / RX PLL / Carrier detector / FSK comparator / Low battery
detector / TX PLL / Expander & speaker amp / Compressor / Splatter filter
amp
Receiving mode
PLL regulator / MICOM I/F ( Data, CLK, EN )/ 2nd local oscillator / Receiver /
1st local oscillator / RX PLL / Carrier detector / FSK comparator / Low battery
detector.
Inactive state
PLL regulator / MICOM I/F( Data, CLK, EN )
Bit
Bit10 (MSB)
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Name
PMC
CLO5
CLO4
CLO3
CLO2
CLO1
CLO0
Default
Value 0
1
* * * * *
0
0
0
0
0
0
Function
0:Normal
1:Internal
Cap. for
USA 25
Channel =
4.4pF
0:Normal
1:Internal
Cap. for
USA 25
Channel =
1.0pF
0:Normal
1:Internal
Cap. for
USA 25
Channel =
3.6pF
0:Normal
1:Internal
Cap. for
USA 25
Channel =
2.4pF
0:Normal
1:Internal
Cap. for
USA 25
Channel =
1.2pF
0:Normal
1:Internal
Cap. for
USA 25
Channel =
0.6pF
Bit
Bit 10(MSB)
Bit 9
Bit 8
Bit 7
Bit 6
Low Battery
Detector Voltagef
Remark
Name
PMC
LBD3
LBD2
LBD1
LBD0
Default
Value
1* * * * *
0
0
0
0
Default
Function
1
0
0
0
0
3.45V
1
0
1
1
3.3V
1
1
0
1
3.0V
0
1
1
1
2.2V
1
1
1
1
2.1V
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