參數(shù)資料
型號(hào): TDA7528
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)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(yè)數(shù): 20/65頁(yè)
文件大?。?/td> 610K
代理商: TDA7528
TDA7528
Electrical characteristics
Doc ID 13141 Rev 6
3.6
IF - Section
3.6.1
IF-Amplifier
Table 13.
IF-Amplifier with anti aliasing filter and ADC buffer electrical characteristics
Symbol
Parameter
Test condition
Min.
Typ
Max
Units
Gain
Min. programmable gain
Max programmable gain
Input 1-3 (FM,HD,AM)
Input 4 (HD-Radio AM)
Input 1-3 (FM,HD,AM)
Input 4 (HD-Radio AM)
-
23
16
37
30
-dB
Gstep
Gain step
3 bit control
1
2
3
dB
Gmin
Minimum gain of IF-Amplifier
in AGC mode
Input 1-3
Input 4
Full AGC reaction
VTCIF < 1V
14
7
17
10
19
12
dB
Gerr
Gain error
@ 10.7 MHz, AAfilt<1:0>
=10
-2
-
2
dB
with AAfilt<1:0> = 00
-4
-
2
dB
fcut
Cut off frequency without
calibration
-3 dB without calibration
10
15
21
MHz
fcut_cal
Cut off frequency after
calibration
-3 dB with calibration
13
15
17
MHz
-
Stop band attenuation with
calibration
@ 26.35 MHz
@ 47.75 MHz
15
30
--
dB
-
Pass band ripple
@ 400kHz bandwidth
-
0.5
dB
Rin_input1
Input impedance input 1
FM –input
265
330
400
Ω
Rin_input2
Input impedance input 2
HD-Radio FM input
5.5
10
18
k
Ω
Rin_input3
Input impedance input 3
AM input
5.5
10
18
k
Ω
Rin_input4
Input impedance input 4
HD-Radio AM input
11
20
34
k
Ω
Vout_max
Max. output voltage
RL ≥180 Ω
117
-
dBV
IIP3(1)
3rd order intercept point
Input stage 1-3
Input stage 4
120
128
125
132
-dBV
OIP3(1)
3rd order intercept point
Up to 116 dBV output
voltage, without AGC
attenuation, RL ≥180 Ω
142
145
-
dBV
IIP2(1)
2nd order intercept point
Input stage 1-3
input stage 4
147
157
--
dBV
Vnoise_input 1(1)
Input noise voltage @ 330
Ω
input
@ source impedance
330
Ω noiseless, @31 dB
gain
-3.5
4.2
nV/
√ Hz
Vnoise_input 2(1)
Input noise voltage @ 3.3 k
Ω
input
@ source impedance
470
Ω noiseless, @ 31 dB
gain
-3.8
4.6
nV/
√ Hz
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