參數資料
型號: TLC2932IPW
廠商: TEXAS INSTRUMENTS INC
元件分類: PLL合成/DDS/VCOs
英文描述: PHASE LOCKED LOOP, 40 MHz, PDSO14
封裝: PLASTIC, TSSOP-14
文件頁數: 15/28頁
文件大?。?/td> 665K
代理商: TLC2932IPW
TLC2932
HIGH-PERFORMANCE PHASE-LOCKED LOOP
SLAS097E – SEPTEMBER 1994 – REVISED MAY 1997
22
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
1/2 fosc
Phase
Comparator
AGND
DGND
REF IN
DVDD
AVDD
VDD
LOGIC VDD (Digital)
LOGIC GND (Digital)
SELECT
FIN – A
VCO INHIBIT
PFD INHIBIT
NC
VCO GND
VCO IN
BIAS
VCO VDD
VCO
R1
R3
C1
R2
C2
R4
R5
R6
S3
S4
S5
Divide
By
N
0.22
F
1
2
3
4
5
6
7
14
13
12
11
10
9
8
FIN – B
RBIAS resistor
VCO OUT
PFD OUT
Figure 28. Evaluation and Operation Schematic
PCB layout considerations
The TLC2932 contains a high frequency analog oscillator; therefore, very careful breadboarding and
printed-circuit-board (PCB) layout is required for evaluation.
The following design recommendations benefit the TLC2932 user:
D External analog and digital circuitry should be physically separated and shielded as much as possible to
reduce system noise.
D RF breadboarding or RF PCB techniques should be used throughout the evaluation and production
process.
D Wide ground leads or a ground plane should be used on the PCB layouts to minimize parasitic inductance
and resistance. The ground plane is the better choice for noise reduction.
D LOGIC VDD and VCO VDD should be separate PCB traces and connected to the best filtered supply point
available in the system to minimize supply cross-coupling.
D VCO VDD to GND and LOGIC VDD to GND should be decoupled with a 0.1-F capacitor placed as close
as possible to the appropriate device terminals.
D The no-connection (NC) terminal on the package should be connected to GND.
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相關代理商/技術參數
參數描述
TLC2932IPWG4 功能描述:鎖相環(huán) - PLL PHASE LOCKED LOOP RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray
TLC2932IPWR 功能描述:鎖相環(huán) - PLL PHASE LOCKED LOOP RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray
TLC2932IPWRG4 功能描述:鎖相環(huán) - PLL PHASE LOCKED LOOP RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray
TLC2933AIPW 功能描述:鎖相環(huán) - PLL PHASE LOCKED LOOP RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray
TLC2933AIPWG4 功能描述:鎖相環(huán) - PLL PHASE LOCKED LOOP RoHS:否 制造商:Silicon Labs 類型:PLL Clock Multiplier 電路數量:1 最大輸入頻率:710 MHz 最小輸入頻率:0.002 MHz 輸出頻率范圍:0.002 MHz to 808 MHz 電源電壓-最大:3.63 V 電源電壓-最小:1.71 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:QFN-36 封裝:Tray