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參數(shù)資料
| 型號： | AD6121ARS |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 通信及網(wǎng)絡 |
| 英文描述： | CDMA 3 V Receiver IF Subsystem with Integrated Voltage Regulator |
| 中文描述： | SPECIALTY TELECOM CIRCUIT, DSO28 |
| 封裝： | SSOP-28 |
| 文件頁數(shù)： | 5/16頁 |
| 文件大?。?/td> | 258K |
| 代理商： | AD6121ARS |
AD6121
–5–
REV. B
Test Figures
RF
SOURCE
1:8
909
110
110
10nF
1k
453
205
4:1
TO
SPECTRUM
ANALYZER
CDMAIPP
CDMAIPN
IFOPP
INDUCTOR CHOSEN FOR PEAK RESPONSE
AT THE TEST FREQUENCY (SEE TEXT)
IFOPN
AD6121
10nF
10nF
10nF
453
a. CDMA Input Port Characterization Impedance Match
50
10nF
IFOPP
IFOPN
AD6121
FMIPP
FMIPN
10nF
453
RF
SOURCE
b. FM Input Port Characterization Impedance Match
Figure 1. Quadrature Modulator Characterization Input and Output Impedance Matches
I CHANNEL
AD830
+15V
0.1 F
–15V
OUT
Y2
Y1
X2
X1
A=1
50
V–1
V–1
V
P
V
N
0.1 F
10nF
205
453
453
Q CHANNEL
LO
SOURCE
10nF
RF
SOURCE
10nF
10nF
1:4
ALL SIGNAL PATHS MUST BE EQUAL
LENGTHS FOR I/Q MEASUREMENTS
AD830
+15V
0.1 F
–15V
OUT
Y2
Y1
X2
X1
A=1
50
V–1
V
P
V
N
0.1 F
V–1
DEMIPP
DEMIPN
IOPP
IOPN
AD6121
QUADRATURE
DEMODULATOR
LOIPP
LOIPN
QOPP
QOPN
Figure 2. IF Amplifier Characterization Input and Output Impedance Matches
R&S FSEA
SPECTRUM
ANALYZER
RF INPUT
R & S
SMT03
RF
HP34970A
DATA ACQUISITION
& SWITCH CONTROL
ALL DC MEASUREMENT
AND CONTROL SIGNALS
SYNC
REFERENCE
SYNC
REFERENCE
50
TERMINATOR
HP8508A
VECTOR
VOLTMETER
CH2
CH1
R & S
SMT03
RF
R & S
SMT03
RF
IF OUT
CDMA
IN
FM IN
DEMOD
IN
LO
INPUT
I CHANNEL
Q CHANNEL
DC I/O
AD6121
HPE3610
POWER SUPPLY
Figure 3. General Test Set
相關PDF資料 |
PDF描述 |
|---|---|
| AD6121 | CDMA 3 V Receiver IF Subsystem with Integrated Voltage Regulator |
| AD6121ACPRL | CDMA 3 V Receiver IF Subsystem with Integrated Voltage Regulator |
| AD6122ARSRL | CDMA 3 V Transmitter IF Subsystem with Integrated Voltage Regulator |
| AD6122ARS | CDMA 3 V Transmitter IF Subsystem with Integrated Voltage Regulator |
| AD6122ACP | CAP 39000UF 35V ELECT THA SERIES |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| AD6121ARSRL | 制造商:AD 制造商全稱:Analog Devices 功能描述:CDMA 3 V Receiver IF Subsystem with Integrated Voltage Regulator |
| AD6122 | 制造商:AD 制造商全稱:Analog Devices 功能描述:CDMA 3 V Transmitter IF Subsystem with Integrated Voltage Regulator |
| AD6122ACP | 制造商:Analog Devices 功能描述:COMMUNICATION CDMA 3V TRANSMITTER IF SUBSYSTEM 28SSOP |
| AD6122ACPRL | 制造商:AD 制造商全稱:Analog Devices 功能描述:CDMA 3 V Transmitter IF Subsystem with Integrated Voltage Regulator |
| AD6122ARS | 制造商:AD 制造商全稱:Analog Devices 功能描述:CDMA 3 V Transmitter IF Subsystem with Integrated Voltage Regulator |
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