SI4705-D60-GU Silicon Laboratories Inc, SI4705-D60-GU Datasheet - Page 12
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SI4705-D60-GU
Manufacturer Part Number
SI4705-D60-GU
Description
IC FM RADIO TUNER 20-QFN
Manufacturer
Silicon Laboratories Inc
Series
-r
Datasheet
1.SI4705-D60-EVB.pdf
(40 pages)
Specifications of SI4705-D60-GU
Frequency
64MHz ~ 108MHz
Sensitivity
-
Data Rate - Maximum
-
Modulation Or Protocol
FM
Applications
General Purpose
Current - Receiving
18.5mA
Data Interface
PCB, Surface Mount
Memory Size
-
Antenna Connector
PCB, Surface Mount
Features
-
Voltage - Supply
2.7 V ~ 5.5 V
Operating Temperature
-20°C ~ 85°C
Package / Case
24-SSOP (0.154", 3.90mm Width)
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SI4705-D60-GUR
Manufacturer:
FUJI
Quantity:
1 000
Part Number:
SI4705-D60-GUR
Manufacturer:
SILICON LABS/芯科
Quantity:
20 000
Si4704/05-D60
Table 8. FM Receiver Characteristics
(V
12
Parameter
Input Frequency
Sensitivity
RDS Sensitivity
LNA Input Resistance
LNA Input Capacitance
Input IP3
AM Suppression
Adjacent Channel Selectivity
Alternate Channel Selectivity
Spurious Response Rejection
Audio Output Voltage
Audio Output L/R Imbalance
Audio Frequency Response Low
Audio Frequency Response High
Audio Stereo Separation
Audio Mono S/N
Audio Stereo S/N
Audio THD
De-emphasis Time Constant
Blocking Sensitivity
Notes:
A
= 2.7 to 5.5 V, V
1. Additional testing information is available in “AN388: Si470x/1x/2x/3x/4x Evaluation Board Test Procedure.”
2. To ensure proper operation and receiver performance, follow the guidelines in “AN383: Si47xx Antenna, Schematic,
3. F
4. f = 22.5 kHz.
5. B
6. Analog audio output mode.
7. Guaranteed by characterization.
8. V
9. |f
10. f = 75 kHz.
11. Sensitivity measured at (S+N)/N = 26 dB.
12. Blocker Amplitude = 100 dBµV.
13. At temperature (25 °C).
14. At LOUT and ROUT pins.
Volume = maximum for all tests. Tested at RF = 98.1 MHz.
Layout, and Design Guidelines.” Silicon Laboratories will evaluate schematics and layouts for qualified customers.
2
MOD
AF
EMF
7,9
– f
3,4,5,6
= 300 Hz to 15 kHz, A-weighted.
3,8,10
1
= 1 mV.
= 1 kHz, 75
| > 2 MHz,
6,7
3,4,5,8
3,4,7,8
D
4,5,7,8
= 1.62 to 3.6 V, T
3,4,5,6,7,11, 12
3,4,8
7,8
f
0
µ
7,8
s de-emphasis, MONO = enabled, and L = R unless noted otherwise.
= 2 x f
8,10
3,8,10
7
7
1
– f
7
7
A
2
. AGC
= –20 to 85 °C)
Symbol
f
RF
1,2
is disabled.
FM_DEEMPHASIS = 2
FM_DEEMPHASIS = 1
RDS BLER < 5%
(S+N)/N = 26 dB
Test Condition
Rev. 1.0
f = ±400 kHz
f = ±4 MHz
f = 2 kHz,
±200 kHz
±400 kHz
In-band
m = 0.3
–3 dB
–3 dB
Min
100
76
40
35
60
35
72
15
35
55
70
45
—
—
—
—
—
—
—
—
3
4
Typ
105
2.2
0.1
10
50
50
70
80
42
63
58
75
50
34
30
—
—
—
—
—
4
5
Max
108
3.5
0.5
90
30
80
54
—
—
—
—
—
—
—
—
—
—
—
—
5
6
1
dBµV EMF
µV EMF
µV EMF
mV
dBµV
dBµV
MHz
Unit
kHz
k
pF
dB
dB
dB
dB
dB
Hz
dB
dB
dB
µs
µs
%
RMS