參數(shù)資料
型號: TDA7528
廠商: STMICROELECTRONICS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 10 X 10 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-64
文件頁數(shù): 25/65頁
文件大?。?/td> 610K
代理商: TDA7528
TDA7528
Electrical characteristics
Doc ID 13141 Rev 6
3.7.1
VCO
Table 17.
VCO electrical characteristics
Symbol
Parameter
Test condition, comments
Min.
Typ
Max
Units
fosc
Frequency range VCO1
Tuning range, incl. switch
between upper and lower range
0.2 V
≤ V
tune ≤ 4.2 V
4480
-
4970
MHz
Frequency range VCO2
Tuning range, incl. switch
between upper and lower range
0.2 V
≤ V
tune ≤ 4.2 V
3430
-
4010
MHz
-
Phase Noise of LO
At any LO frequency between
55.1 MHz and 118.7 MHz, VCO
free running, NV=8 (VCO2),
NV=10 (VCO1)
@ 10 Hz
@ 100 Hz
@ 1 kHz
@ 10 kHz
@ 100 kHz
--40
-60
-86
-106
-126
-
dBc
Hz
-
Phase Noise of LO
min. requirements for
AM,DRM
At any LO frequency between
10.7 MHz and 40.0 MHz VCO
free running NV=25 (VCO2),
NV=30 (VCO1)
@ 1 Hz
@ 10 Hz
@ 100 Hz
@ 1 kHz
@ 10 kHz
@ 100 kHz
-
-33
-40
-80
-90
-100
-120
-
dBc
Hz
-
Deviation error(1)
FM reception, deem phase
50s, fNF=20 Hz to 20 kHz @
min. VCO frequency NV=8
(VCO2), NV=10 (VCO1)
fPFD=300 kHz
(2), loop filter
according application
schematic
fPFD=1.9 MHz
(3)
-
8
Hz
-
KVCOmax/KVCOmin
For tuning voltage range
0.2 V – 4.2 V
-5
7
-
PSRR(1)
Power supply ripple rejection
ratio
-20
-
dB
VVCO_OUT
(1)
VCO signal emission
@ tuning voltage input,
1 k
Ω load
-
60
dBV
1.
Parameter not guaranteed by production test
2.
Adaptation of low current CP values needed
3.
With appropriate loop filter circuit
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