SI4770-A20 Datasheet, PDF (2/3 Pages) Silicon Laboratories – High-Performance Consumer Electronics Broadcast Radio Receiver and HD Radio Tuner

Si4770/77-A20
High-Performance Consumer Electronics
Broadcast Radio Receiver and HD Radio Tuner
Selected Electrical Specifications
Parameter
Ambient temperature
Analog supply voltage 5 V (VA)
Digital supply voltage 3.3 V (VD)
Interface supply voltage (VIO1)
Interface supply voltage (VIO2)
Analog supply current (FM mode)
Analog supply current (AM mode)
Digital supply current
Interface supply current (VIO1)
Interface supply current (VIO2)
FM
Input frequency
Tune time
Seek time/channel
IP3
Sensitivity
AM
Input frequency
Seek time/channel
IP2
IP3
Sensitivity
Pin Assignment
Test Conditions
Min Typ Max
–40
25
85
4.5
5
5.5
2.7
3.3
3.6
1.7
3.3
3.6
1.2
3.3
3.6
121
130
139
129
140
147
47
60
81
0.1
0.5
0.82
0.1
0.2
0.5
Units
°C
V
V
V
V
mA
mA
mA
mA
mA
Blockers at 400/800 kHz offset
SINAD = 26 dB
64
—
108
—
1.5
—
—
20
—
115
117
—
—
–3.5
–2
MHz
msec
msec
dBµV
dBµV
520
—
1710
—
55
—
Desired = 700 kHz
Undesired = 1000, 1700 kHz
AGC Disabled (Max Gain)
Blockers at 40/80 kHz offset
AGC Disabled (Max Gain)
SINAD = 26 dB
142
146
—
110
120
—
—
14
17
Package Information
kHz
msec
dBµV
dBµV
dBµV EMF
NC 1
FMXIP 2
FMXIN 3
RFGND 4
RFREG 5
FMO 6
FMI 7
NC 8
NC 9
AMI 10
GND PAD
30 NC/BLEND
29 DCLK
28 DFS
27 DOUT
26 NC/QOUT
25 NC/IOUT
24 NC/IQFS
23 NC/IQCLK
22 VIO2
21 DBYP
Symbol
A
A1
b
D
D2
e
E
Millimeters
Min
Nom
Max
0.80
0.85
0.90
0.00
0.02
0.05
0.18
0.25
0.30
6.00 BSC
3.95
4.10
4.25
0.50 BSC
6.00 BSC
Symbol
E2
L
aaa
bbb
ccc
ddd
eee
Millimeters
Min
Nom
Max
3.95
4.10
4.25
0.30
0.40
0.50
0.10
0.10
0.08
0.10
0.05
AM/FM Receiver and HD-R Tuner Copyright © 2012 by Silicon Laboratories
06.12.12
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