—7—

CXA1910Q

Electrical Characteristics

(Ta=25°C, Vcc=8.0V, RL: output load resistance, Rg: head equivalent impedance)

∗120µs, FWD mode, NR OFF, MS OFF unless otherwise specified.

BP1

BP2

BP3

BP4

BP5

THD1

THD2

SN1

CT3

PBREF

F120F

F70F

F120R

THD5

SN2

CT4

CT5

VMS1

VMS2

No signal

LINEOUT= 0 dB 1kHz

TAPE IN 500Hz NR-ON Vlo=–25dB

TAPE IN 2kHz NR-ON Vlo=–25dB

TAPE IN 5kHz NR-ON Vlo=–25dB

TAPE IN 10kHz NR-ON Vlo=–40dB

TAPE IN 10kHz NR-ON Vlo=0dB

TAPE IN –20dBm 1kHz RL=2.7k

Ω

TAPE IN –20dBm 1kHz NR-ON RL=2.7k

Ω

No signal NR-ON CCIR/ARM filter

1kHz THD=1% RL=2.7k

Ω

TAPE IN –24dBm 1kHz

No signal

PB F IN 315Hz –70dBm VPBO=0dB

PB F IN 2.7kHz –58.5dBm for 315Hz

PB F IN 4.5kHz –53.8dBm for 315Hz

PB R IN 315Hz –70dBm for 315Hz

PB F IN 1kHz THD=1% RL=2.7k

Ω

PB F IN 1kHz –52dBm RL=2.7k

Ω

No signal "A" weighting filter

No signal Rg=2.2k

Ω

PB IN 1kHz –42dBm

TAPE IN 5kHz MS-ON G1 (10k

Ω, 0.015µF)

TAPE IN 5kHz MS-ON G2 (1k

Ω, 1.5µF)

TAPE IN 5kHz -30dBm, 1mA applied to MSOUT

AMS ON (G1 mode)

No signal, 3.4V applied to VCT and 1.8V to PBFB

No signal, VCT level when boost charge ON

No signal, VCT level when boost charge OFF

MSMODE, NRMODE, MSSW,

TAPESW, NRSW, DRSW

14.5

17.9

21.5

mA

–32.0

–30.0

–28.0

dBm

1.4

2.9

4.4

5.5

6.4

8.5

3.9

5.2

6.9

dB

9.7

10.4

11.9

–1.1

0.4

1.9

—

0.03

0.2

%

—

0.04

0.2

77.0

82.8

—

dB

13.0

14.4

—

dB

—

–67

–55

3.9

4.0

4.1

V

–27.0

–25.0

–23.0

dBm

–1.5

0.7

1.5

–1.5

0.0

1.5

dB

–1.0

0.0

1.0

–10.0

–3.0

—

dBm

—

0.07

0.5

%

57.0

60.0

—

dB

1.55

1.95

2.35

V

—

–78

–70

dB

—

–75

–65

–43.0

–39.0

–35.0

dBm

–62.5

–58.5

–54.5

—

0.0

1.0

µA

—

0.28

1.0

V

1.0

3.0

—

mA

—

—

3.4

3.6

—

—

V

0.0

—

0.8

2.5

—

Vcc

Current consumption

TAPE IN input sensitivity

Decode boost 1

Decode boost 2

Decode boost 3

Decode boost 4

Decode boost 5

TAPE IN total harmonic distortion 1

TAPE IN total harmonic distortion 2

Decode S/N ratio

Signal handling

Cross talk TAPE 1ch

→2ch

LINEOUT offset voltage

120µs FWD frequency characteristics

120µs FWD frequency characteristics

70µs FWD frequency characteristics

120µs RVS frequency characteristics

Signal handling

Total harmonic distortion

S/N ratio

Output offset voltage

Cross talk between channels

Cross talk between RVS and FWD

Signal detection level 1

Signal detection level 2

MS output leak current

MS output saturation voltage

PBFB boost-charge current

Boost charge ON VCT level

Boost charge OFF VCT level

Logic voltage

Item

Symbol

Measurement conditions

∗

Min.

Typ.

Max.

Unit

(input pin, input level, frequency etc.)

Dolby block (Dolby level -6dBm=0dB)

Playback equalizer amplifier block

Interval detection between tracks (MUSIC SENSOR) block

Boost charge circuit block