![](http://datasheet.mmic.net.cn/370000/UPC2539GS_datasheet_16740448/UPC2539GS_4.png)
μ
PC2539
4
ELECTRICAL SPECIFICATIONS (PRELIMINARY)
ABSOLUTE MAXIMUM RATINGS (Unless otherwise specified, T
A
=25
°
C)
Parameter
Symbol
Conditions
Ratings
Unit
Supply voltage
V
CC
V
CC
pin, V
DD
pin
7.0
V
Power dissipation
Pd
T
A
=85
°
C
280
mW
Operating ambient temperature
Topt
–30 to +85
°
C
Storage temperature
Tstg
–40 to +125
°
C
Caution
Exposure to Absolute Macimum Rating for extended periods may affect device reliability;
exceeding the ratings could cause permanent damage. The parameters apply independently.
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Sypply voltage
V
CC
V
CC
pin, V
DD
pin
4.5
5.0
5.5
V
FM Demoulation Signal
Input Voltage
Vin
MONO,
f=75kHz
280
mVrms
ELECTRICAL CHARACTERISTICS (Unliss otherwise specified, T
A
=25
°
C, V
CC
=V
DD
=5.0V)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Circuit current
I
CC
No Signal
10
15
20
mA
SK Detection Sensitivity(ON)
Ssk1
SK ONLY
2.5
3.5
4.5
mVrms
SK Detection Sensitivity(OFF)
Ssk2
SK ONLY
1.0
2.0
3.0
mVrms
RDS Detection Sensitivity
Srds
RDS ONLY, DATA(101010..)
0.1
0.2
0.6
mVrms
SK Lock Up Time
Tsk
SK ONLY, Vsk=10mVrms
12
16
20
bit
RDS Lock Up Time 1
Trds1
RDS ONLY
10
40
80
bit
RDS Lock Up Time 2
Trds2
RDS+SK, Vsk=10mVrms
20
50
100
bit
Output Voltage(H Level)
VOH
Io=
±
100
μ
A, Pin 4, 5, 6
4.90
4.95
–
V
Io=
±
5
μ
A, Pin 7
4.90
4.95
–
V
Output Voltage(L Level)
VOL
Io=
±
100
μ
A, Pin 4, 5, 6
–
0.05
0.10
V
Io=
±
5
μ
A, Pin 7
–
0.05
0.10
V
Band-Pass-Filter Characteristics
Peak Gain
Av
fin=57kHz, Vin=10mVrms
22
25
28
dB
Pass Band Width
BW
Av-3dB
2.8
3.3
3.8
kHz
Attenuation 1
ATT1
fin=53kHz, Vin=10mVrms
23
27
31
dB
Attenuation 2
ATT2
fin=38kHz, Vin=10mVrms
75
85
–
dB
Maximum Input Level
Vinmax
fin=57kHz
120
150
–
mVp-p
Signal to Noise Ratio
S/N
fin=57kHz, Vin=3mVrms
25
30
–
dB
Input Impedance
Zin
26
35
44
k
Output Impedance
Zout
–
300
660