參數(shù)資料
型號(hào): LUCW3000CCN-TR
元件分類: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 2200 MHz, PDSO14
封裝: TSSOP-14
文件頁數(shù): 23/28頁
文件大?。?/td> 326K
代理商: LUCW3000CCN-TR
Advance Data Sheet
W3000 PLL Dual-Band Frequency Synthesizer
December 1999
Lucent Technologies Inc.
4
Pin Information
VDDC
CPOUT
VSS1
MAIN_IN
LAT
DAT
LOCKDET
REF_IN
PWRDN
CLK
RES
14
13
8
10
11
12
9
1
2
7
5
4
3
6
VSS2
VDD1
VDD2
Figure 3. Pin Diagram
Table 1. Pin Descriptions
Pin
Symbol
Function
Name/Description
1
VDDC
Supply
Charge Pump Positive Supply Voltage. Must be
≥VDD. (VDD = VDD1 = VDD2).
2
CPOUT
Output
Charge Pump Output.
3
VSS1
Ground
Ground 1. Charge pump and logic ground.
4
VSS2
Ground
Ground 2. Prescaler and reference ground.
5
MAIN_IN
Input
VCO Signal Input. Must be ac-coupled.
6
VDD1
Supply
Voltage Supply 1. Prescaler supply voltage.
7
VDD2
Supply
Voltage Supply 2. Logic and reference supply (must be equal to VDD1).
8
LOCKDET
Output
Lock Detect Output.
9
RES
Input
External Resistor Input. Add resistor to VDDC if required (>10 k
).
10
REF_IN
Input
Reference Frequency Input. Connection from reference oscillator. Must be ac-
coupled.
11
PWRDN
Input
Powerdown. For low current operation. (Low is powerdown mode.)
12
CLK
Input
Serial Input. Programming clock line.
13
DAT
Input
Serial Input. Programming data line.
14
LAT
Input
Serial Input. Programming latch line.
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