SI4703-C19-GM Datasheet, PDF (2/2 Pages) Silicon image – Broadcast FM Radio Tuner for Portable Applications

Si4702/03-C19
Broadcast FM Radio Tuner for Portable Applications
Selected Electrical Specifications
Parameter
Symbol
Test Condition
Min
Typ
Max
Input Frequency
Sensitivity
f_RF
76
—
108
(S+N)/N = 26 dB
—
1.1
—
Input IP3
|f₂ – f₁| > 1 MHz; f₀ = 2 x f₁ – f₂
—
106
—
AGC disabled
Adjacent Channel Selectivity
±200 kHz
—
50
—
Alternate Channel Selectivity
±400 kHz
—
70
—
RCLK Frequency
—
32.768
—
RCLK Frequency Tolerance
–200
—
200
Audio Output Voltage
72
80
90
Audio Band Limits
±1.5 dB
30
—
15k
Audio S/N
—
59
—
Audio THD
—
0.1
0.5
Supply Voltage
Interface Supply Voltage
Ambient Temperature
Supply Current
Powerdown Current
Seek/Tune Time
V_D, V_A
V_IO
T_A
I_AD
I_PD
2.7
—
5.5
1.5
—
3.6
–20
25
85
—
14.4
—
—
8.5
12
—
—
60
SCLK Frequency
Powerup Time
f_CLK
3-wire operation
f_SCL
2-wire operation
From powerdown
—
—
2.5
—
—
400
—
—
110
Pin Assignments
Package Information
Unit
MHz
µV EMF
dBµV EMF
dB
dB
kHz
ppm
mVrms
Hz
dB
%
V
V
°C
mA
µA
ms/channel
MHz
kHz
ms
NC 1 20 19 18 17 16
FMIP 2
15 GND
RFGND 3
GND 4
GND
PAD
14 LOUT
13 ROUT
RST 5
12 GND
6 7 8 9 10 11 V_D
Symbol
A
A1
b
c
D
D2
e
E
E2
Table 1. Package Dimensions
Millimeters
Min
Nom
Max
0.50
0.55
0.60
0.00
0.02
0.05
0.18
0.25
0.30
0.27
0.32
0.37
3.00 BSC
1.65
1.70
1.75
0.50 BSC
3.00 BSC
1.65
1.70
1.75
Symbol
f
L
L1
aaa
bbb
ccc
ddd
eee
Millimeters
Min
Nom
Max
2.53 BSC
0.35
0.40
0.45
0.00
—
0.10
—
—
0.10
—
—
0.10
—
—
0.08
—
—
0.10
—
—
0.10
FM Tuner
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4.3.08