参数资料
型号: TRF3761-DIRHARG4
厂商: TEXAS INSTRUMENTS INC
元件分类: PLL合成/DDS/VCOs
英文描述: PLL FREQUENCY SYNTHESIZER, 104 MHz, PQCC40
封装: GREEN, PLASTIC, MO-220VJJD-2, QFN-40
文件页数: 59/60页
文件大小: 1736K
代理商: TRF3761-DIRHARG4
TRF3761-A ELECTRICAL CHARACTERISTICS
SLWS181J – OCTOBER 2005 – REVISED AUGUST 2008 ............................................................................................................................................... www.ti.com
Supply voltage = VCC = 5V, TA = –40 to 85 °C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
NOISE CHARACTERISTICS
100kHz offset
–116.7
600kHz offset
–136
VCO phase noise,
fVCO = 1554MHz,
1MHz offset
-141.6
dBc/Hz
Free running VCO direct output
fO = 1554MHz
6MHz offset
–156.1
10MHz offset
-158.1
100kHz offset
-122.8
600kHz offset
–142.7
VCO phase noise,
fVCO = 1554MHz,
1MHz offset
–147.5
dBc/Hz
Free running VCO divide-by-2 output
fO = 777 MHz
6MHz offset
–157
10MHz offset
–158.1
100kHz offset
–127.7
600kHz offset
-148.4
VCO phase noise,
fVCO = 1554MHz,
1MHz offset
-151.8
dBc/Hz
Free running VCO divide-by-4 output
fO = 388.5 MHz
6MHz offset
–156.3
10MHz offset
–155.9
1kHz offset
–83.4
600kHz offset
–135
VCO phase noise,
fVCO = 1554MHz,
dBc/Hz
Closed loop phase noise direct output(1)(2)(3)
fO = 1554MHz
1MHz offset
–140.2
10MHz offset
–158.2
RMS phase error
100Hz to 10MHz
0.95°
Closed loop phase noise direct output(3)
1kHz offset
–90.4
600kHz offset
–141
VCO phase noise,
fVCO = 1554MHz,
dBc/Hz
Closed loop phase noise divide-by-2 output(4)(2)(3)
fO = 777 MHz
1MHz offset
–146.2
10MHz offset
–158.25
RMS phase error
100Hz to 10MHz
0.63°
Closed loop phase noise divide-by-2 output(3)
1kHz offset
-95.0
600kHz offset
–147
VCO phase noise,
fVCO = 1554MHz,
dBc/Hz
Closed loop phase noise divide-by-4 output(1)(2)(3)
fO = 388.5 MHz
1MHz offset
–151
10MHz offset
–156
RMS phase error
100Hz to 10MHz
0.39°
Closed loop phase noise divide-by-4 output(3)
VCO gain, Kv
VCO free running
23
MHz/V
Reference spur(2)
–80
dBc
(1)
See Application Circuit Figure 87.
(2)
PFD = 200kHz, Loop Filter BW = 15kHz, Output frequency step = 200kHz.
(3)
Reference oscillator RMS phase error = 0.008250°, RMS jitter = 881.764 fs.
(4)
See Application Circuit Figure 87.
8
Copyright 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): TRF3761
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