TDA7427A Datasheet, PDF (4/21 Pages) STMicroelectronics – AM-FM RADIO FREQUENCY SYNTHESIZER AND IF COUNTER

TDA7427A
ELECTRICAL CHARACTERISTICS (Tamb = 25°C; VDD1 = 5V; VDD2 = 10V; fOSC = 4MHz; unless other-
wise specified).
Symbol
VDD1
Parameter
Supply Voltage
VDD2
Supply Voltage
IDD1
Supply Current
IDD2
Supply Current
IDD1 STB Supply Current
RF INPUT (AM_IN, FM_IN)
fiAM
Input Frequency AM
fiFM
Input Frequency FM
ViMIN
Min Input Voltage AM
ViMAX
Max Input Voltage AM
ViMIN
Min Input Voltage FM
ViMAX
Max Input Voltage FM
Zin
Input Impedance FM input
Zin
Input Impedance AM input
IF COUNTER (IF_AM, IF_FM)
fiAM
Input Frequency range AM
fiAM
Input Frequency range FM
ViMIN
Min Input Voltage AM IF pin
ViMIN
Min Input Voltage FM IF pin
ViMAX
Max Input Voltage AM IF pin
ViMAX
Max Input Voltage FM IF pin
Zin
Input Inpedance FM IF pin
Zin
Input Inpedance AM IF pin
BUS INTERFACE
Tj
Noise Suppression Time
Constant on SCL, SDA Input
fSCL
SCL Clock Frequency
tAA
SCL Low to SDA Data Valid
tb uf
Time the bus must be free for
the new transmission
tHD-START START Condition hold time
t_LOW
tHIGH
Clock Low Period
Clock High Period
tSU-SDA Start Condition Setup Time
tHD-DATA Data Input Hold Time
tSU-DATA Data Input Setup Time
tR
SDA & SCL Rise Time
tF
SDA & SCL Full Time
tSU-STOP Stop Condition Setup Time
tDH
DATA OUT Time
Test Condition
no output load
PLL locked
Standby mode
Min.
4.5
2
1
Typ.
5.0
9.0
4
2
Max.
5.5
11.0
6
3
1
Unit
V
V
mA
mA
µA
Vi = 100mV_rms sinusoidal
0.5
64 MHz
Vi = 100mV_rms sinusoidal
30
200 MHz
0.5 to 16MHz range sinusoidal
30 mVrms
0.6 to 16MHz range sinusoidal 600
mVrms
70 to 120MHz range sinusoidal
30 mVrms
70 to 120MHz range sinusoidal 600
mVrms
3
4
5
KΩ
3
4
5
KΩ
Vi = 100mVrms
Vi = 100mV_rms
f_in = 455kHz
f_in = 10.7MHz
f_in = 455kHz
f_in = 10.7MHz
0.400
10
600
600
3
4
3
4
11 MHz
11 MHz
30 mVrms
30 mVrms
mVrms
mVrms
5
KΩ
5
KΩ
50
ns
400 kHz
300
ns
4.7
µs
4.0
µs
4.7
µs
4.0
µs
4.7
µs
1
µs
250
ns
1
µs
0.3
µs
4.7
µs
300
ns
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