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TDA7421N Datasheet(PDF) 7 Page - STMicroelectronics

Part # TDA7421N
Description  AM/FM TUNER FOR CAR RADIO AND HI-FI APPLICATIONS
PDF  38 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TDA7421N Datasheet(HTML) 7 Page - STMicroelectronics

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TDA7421N
ELECTRICAL CHARACTERISTICS
DC PARAMETERS (Tamb = 25°C; VCC = 8V, Vdd = 5V, no RF input unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
PLL VCC
PLL Supply Voltage
7.5
10
V
PLL ICC
PLL Supply Current
AM MODE
1.6
mA
FM MODE
3.0
mA
STBY MODE
mA
DIG Vdd
Digital Supply Voltage
4.75
5.25
V
DIG Idd
Digital Supply Current
AM MODE
4.6
mA
FM MODE
4.0
mA
STBY MODE
mA
RF VCC
RFSupply Voltage
7.5
10
V
RF ICC
RF Supply Current
AM MODE
27.0
mA
FM MODE
13.0
mA
STBY MODE
IF1 VCC
IF1 Supply Voltage
7.5
10
V
IF1 ICC
IF1 Supply Current
AM MODE
4.0
mA
FM MODE
22.0
mA
STBY MODE
mA
IF2 VCC
IF2 Supply Voltage
7.5
10
V
IF2 ICC
IF2 Supply Current
AM MODE
10.0
mA
FM MODE
28.0
mA
STBY MODE
mA
OSC VCC
Oscillator Supply Voltage
7.5
10
V
OSC ICC
Oscillator Supply Current
AM MODE
17.0
mA
FM MODE
81.0
mA
STBY MODE
mA
Voltage Controlled Oscillator (VCO)
Ref: FM Test Circuit, measure Vosc with high impedance FET probe
fVCOmin
Minimum VCO Frequency
Vtun = 0
Europe/USA
Japan
80.9
55
98.2
65.4
MHz
fVCOmax
Maximum VCO Frequency
Vtun = VCC
Europe/USA
Japan
123.2
79.2
128
90
MHz



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