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參數(shù)資料
| 型號(hào)： | LC72148V |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Electronic Tuning PLL Frequency Synthesizer for Car Stereo Systems |
| 中文描述： | 電子調(diào)諧鎖相環(huán)頻率合成器的汽車音響系統(tǒng) |
| 文件頁(yè)數(shù)： | 17/21頁(yè) |
| 文件大?。?/td> | 170K |
| 代理商： | LC72148V |
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Structure of the Charge Pump
No. 6974-17/21
LC72148V
DLC
Phase
Detector
Unlock
Detector
and
Subcharge
Pump Cont
Unlock
(Main)
(Main)
PDS
R1S
(SUB)
DO or I/O-5 pins
DZ1
DZ0
PDC1
PDC0
Clock
UL0
UL1
fvco/N
fref
PD1
PD0
AIN
AOUT
Vssa
R1S = 300
(typ)
PD0
PDS
R1S
R1M
Vcc
Vtune
PDC1
PDC0
PDS (Sub-charge pump state)
0
*
High impedance
1
1
Charge pump operation (normal)
1
0
Charge pump operation (unlocked mode)
DLC
PD1, PD0, PDS
0
Normal operation
1
Forced low.
Note
*
: When the unlocked state is detected when changing stations, PDS (the sub-charge pump) operates, R1 becomes R1M/R1S, the low-pass filter time
constant is made smaller, and frequency locking is accelerated.
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| LC72148V-MPB-E | 制造商:ON Semiconductor 功能描述:PLL FREQUENCY SYNTHESIZER - Ammo Pack 制造商:ON Semiconductor 功能描述:Phase Locked Loops - PLL |
| LC72148V-TLM-E | 功能描述:時(shí)鐘合成器/抖動(dòng)清除器 RoHS:否 制造商:Skyworks Solutions, Inc. 輸出端數(shù)量: 輸出電平: 最大輸出頻率: 輸入電平: 最大輸入頻率:6.1 GHz 電源電壓-最大:3.3 V 電源電壓-最小:2.7 V 封裝 / 箱體:TSSOP-28 封裝:Reel |
| LC7215 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:MW/LW PLL Frequency Synthesizers |
| LC72151V | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:PLL Frequency Synthesizer for Electronic Tuning in Car Audio Systems |
| LC72151VS-MPB-E | 制造商:ON Semiconductor 功能描述:PLL FREQUENCY SYNTHESIZER - Ammo Pack |
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