CXA2560Q Datasheet, PDF (8/19 Pages) Sony Corporation – Dolby B Type Noise Reduction System with Playback Equalizer Amplifier

CXA2560Q
Electrical Characteristics
(Ta = 25°C, VCC = 8.0V. DVCC = 5.0V)
Item
Symbol
Measurement conditions
Operating voltage
Vopr
Current consumption ICC
No signal, NR OFF, MUTE OFF, 70µs,
MS ON
Dolby NR (0dB = Dolby level LINEOUT of –6dBm)
TAPEIN input sensitivity VTIN
TAPEIN 1kHz, LINEOUT 0dB, NR OFF
B type decode boost
characteristics 1
BP1
TAPEIN 500Hz, LINEOUT –25dB, NR B
B type decode boost
characteristics 2
BP2
TAPEIN 2kHz, LINEOUT –25dB, NR B
B type decode boost
characteristics 3
BP3
TAPEIN 5kHz, LINEOUT –25dB, NR B
B type decode boost
characteristics 4
BP4
TAPEIN 10kHz, LINEOUT –40dB, NR B
B type decode boost
characteristics 5
BP5
TAPEIN 10kHz, LINEOUT 0dB, NR B
Total harmonic
distortion 1
THD1
TAPEIN 1kHz –20dBm, NR OFF,
RL = 2.7kΩ
Total harmonic
distortion 2
THD2
TAPEIN 1kHz –20dBm, NR B,
RL = 2.7kΩ
Decode S/N ratio 1
SN1
No signal, NR B, Rg = 5.1kΩ,
CCIR/ARM filter used
Signal handling
SH1
TAPEIN 1kHz, NR OFF, RL = 2.7kΩ,
THD = 1%
Crosstalk between
channels 1
CT1
TAPEIN 1kHz –24dBm, NR OFF,
1kHz BPF used
Mute characteristic
MUTE
TAPE IN 1kHz –24dBm, MUTE ON,
NR OFF, 1kHz BPF used
Output DC offset voltage VOS1 No signal, NR OFF, difference from VCT
Playback Equalizer Amplifier
Min. Typ. Max. Unit
6.5 8.0 11.0 V
7.6 11.6 15.6 mA
–32.0 –30.0 –28.0 dBm
1.4 2.9 4.4 dB
5.5 7.0 8.5 dB
3.9 5.4 6.9 dB
9.7 10.4 11.9 dB
–1.1 0.4 1.9 dB
— 0.01 0.2 %
— 0.04 0.2 %
77.0 87.0 — dB
13.0 14.4 — dB
— –96.0 –70.0 dB
— –110.0 –70.0 dB
–0.1 0.0 0.1 V
Playback equalizer amplifier
reference output level
PBREF
Playback equalizer amplifier
frequency response 1
F120
Playback equalizer amplifier
frequency response 2
F70
Signal handling
SH2
Total harmonic
distortion
THD4
S/N ratio
SN3
Output DC offset
voltage
VOS2
PBIN 315Hz –70dBm, 120µs mode
PBIN 2.7kHz –58.5dBm,
120µs mode at 315Hz
PBIN 4.5kHz –53.8dBm,
70µs mode at 315Hz
PBIN 1kHz, 120µs mode, RL = 2.7kΩ,
THD = 1%
PBIN 1kHz –52dBm, 120µs mode,
RL = 2.7kΩ
No signal, 70µs mode, Rg = 680Ω,
CCIR/ARM filter used
No signal, 120µs mode, Rg = 680Ω,
difference from VCT
–27.0 –25.0 –23.0 dBm
–1.5 0.0 1.5 dB
–1.5 0.0 1.5 dB
–10.0 –3.0 — dBm
— 0.07 0.5 %
57.0 63.5 — dB
–1.0 0.0 1.0 V
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