STV0042 데이터 시트보기 (PDF) - STMicroelectronics
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STV0042 Datasheet PDF : 24 Pages
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STV0042A
DC AND AC ELECTRICAL CHARACTERISTICS (continued)
(VCC = 12V, VDD = 5V, Tamb = 25oC unless otherwise specified)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
AUDIO OUTPUT (Pins VOL OUT R, VOL OUT L)
DCOL
AOLN
DC Output Level
Audio Output Level
with Reg 00 = 1A
AOL50 Audio Output Level
with Reg 00 = 1A
AOL75 Audio Output Level
with Reg 00 = 1A
AMA1
MXAT
MXAG
ASTP
THDA1
THDA2
THDFM
Audio Output Attenuation
with Mute-on. Reg 00 = 00.
Max Attenuation before Mute.
Reg 00 = 01.
Audio Gain. Reg 00 = 1F.
Attenuation of each of the 31 steps
THD with Reg 00 = 1A
THD with Reg 00 = 1A
THD with Reg 00 = 1A
ACS Audio Channel Separation
ACSFM Audio Channel Separation at 1kHz
SNFM Signal to Noise Ratio
SNFMNR Signal to Noise Ratio
ZOUT L Audio Output Impedance
ZOUT H
FM input as for APA50
No de-emphasis, No pre-emphasis
No noise reduction
FM input as for APA50
50µs de-emphasis, 27kΩ//2.7nF load
No pre-emphasis, No noise reduction
FM input as for APA50
75µs de-emphasis, 27kΩ//2.7nF load
No pre-emphasis, No noise reduction
1VPP - 1kHz from S2 RTN Pins
4.8
V
1.5 1.9 2.34 VPP
2.0 3.3 4.0 VPP
2.0 3.3 4.0 VPP
60 65
dB
1kHz, from S2 RTN Pins
32.75
dB
1kHz, from S2 RTN Pins
5
6
7 dB
1kHz
1.25
dB
1VPP -1kHz from S2 RTN Pins
2VPP -1kHz from S2 RTN Pins
FM input as for APA50
75µs de-emphasis, ANRS ON
0.15
%
0.3 1 %
0.3 1 %
1VPP -1kHz on S2 RTN Pins
60 74
dB
- 0.5 VPP - 50kHz deviation FM input on
60
dB
one channel
- 0.5VPP no deviation FM input on the
other channel
- Reg 05 = 36HEX
- 75µs de-emphasis, no ANRS
FM input as for APA50,
75µs de-emphasis,
no ANRS, Unweighted
56
dB
FM input as for APA50
75µs de-emphasis,
ANRS ON, Unweighted
69
dB
Low impedance mode
High impedance mode
18
Ω
30 44 55 kΩ
AUXILIARY AUDIO OUTPUT (Pins S2 OUT R, S2 OUT L)
DCOLAO DC output level
AOLNS Audio Output Level on S2
AOL50S Audio Output Level on S2
AOL75S Audio Output Level on S2
THDAOFM THD on S2
ZOUT L Audio Output Impedance
ZOUT H
Aux. input pins open circuit
FM input as for APA50
No de-emphasis, No pre-emphasis
No noise reduction
FM input as for APA50
50µs de-emphasis, 27kΩ//2.7nF load
No pre-emphasis, No noise reduction
FM input as for APA50
75µs de-emphasis, 27kΩ//2.7nF load
No pre-emphasis, No noise reduction
FM input as for APA50
75µs de-emphasis, no ANRS
Low impedance mode
High impedance mode
4.8
V
1.55 2 2.42 VPP
2.0 3.4 4.0 VPP
2.0 3.4 4.0 VPP
0.3 1 %
60 100 Ω
30 44 55 kΩ
10/24
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