參數(shù)資料
型號: TRF1121_07
廠商: Texas Instruments, Inc.
英文描述: Dual VCO/PLL Synthesizer With IF Up-Converter
中文描述: 雙的VCO / PLL頻率合成器與中頻直至轉(zhuǎn)換器
文件頁數(shù): 2/27頁
文件大?。?/td> 1356K
代理商: TRF1121_07
www.ti.com
BLOCK DIAGRAM
The detailed block diagram and the pin-out of the ASIC are shown in Figure 1 and Table 1.
E
E
L
L
C
L
L
C
L
F
BBIP
BBIN
VCCD2
GND
IFOP
IFON
GAIN[3]
GAIN[2]
GAIN[1]
GAIN[0]
CLK
DATA
EN
LO2OP
LO2ON
GAIN[4]
TXON
Amplitude
Select
Power Supply
Upconverter
90
o
90
o
Synthesizer #1
N
PFD/CP+
+
Synthesizer #2
N
PFD/CP+
+
Serial Interface
Synth #1
Divider
Synth #2
Divider
VCCIF
VCCUPC
L
L
L
L
V
L
L
F
LO1BPB
LO1BPA
VCCLO1
VCCD1
VCO#1
VCO2A
VCO2B
IF1
IF2
VarAtten
TRF1121
TRF1221
SLWS170A–APRIL 2005–REVISED DECEMBER 2005
This integrated circuit can be damaged by ESD. Texas Instruments recommends that all integrated
circuits be handled with appropriate precautions. Failure to observe proper handling and installation
procedures can cause damage.
ESD damage can range from subtle performance degradation to complete device failure. Precision
integrated circuits may be more susceptible to damage because very small parametric changes could
cause the device not to meet its published specifications.
2
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