CXA2502M View Datasheet(PDF) - Sony Semiconductor

Part Name

Description

Manufacturer

CXA2502M

Dolby∗ B-C Type Noise Reduction System for Playback

Sony Semiconductor 

CXA2502M

Electrical characteristics

Characteristics

Symbol

Measurement conditions∗

Min.

P/A NR f (Hz) Other conditions

Operating voltage

Vopr

7.2

Current consumption ICC

No Signal

8.0

LINEOUT level

Vlout

OFF 1k

–7.0

AUX IN level

Vlin

AUX OFF 1k

–32

PB IN level

Vpin

PB OFF 1k

–32

Decode characteristics

B type boost

(1) B-R-1

PB B 500

–25dB

1.4

(2) B-R-2

PB B 5k

–25dB

3.9

(3) B-R-3

PB B 10k

–40dB

9.7

(4) B-R-4

PB B 10k

0dB

–1.1

C type boost

(1) C-R-1

PB C 500

–60dB

14.2

(2) C-R-2

PB C 500

–25dB

7.2

(3) C-R-3

PB C 2k

–60dB

18.7

(4) C-R-4

PB C 2k

–25dB

5.4

(5) C-R-5

PB C 5k

–25dB

3.5

(6) C-R-6

PB C 10k

0dB

–5.5

Signal handling

Vomax

PB OFF 1k

THD = 1%

13.5

Total harmonic distortion

1) NR OFF

THD (OFF) PB OFF 1k

+10dB

—

2) B

THD (B)

PB B 1k

+10dB

—

3) C

THD (C)

PB C 1k

+10dB

—

Decode

S/N ratio

SN (CCIR) PB C —

Rg = 5kΩ

(CCIR/ARM)

75

REC-PB

PB-REC

ch to ch

CT-1

PB OFF 1k

0dB

—

CT-2

AUX OFF 1k

0dB

—

CT-3

PB OFF 1k

0dB

—

Offset voltage

(OFF-C type)

Voff

PB

OFF

→C

—

–100

∗ 0dB means the level which provides –6dBm to the line output when NR is off.

(Ta = 25°C, VCC = 9V)

Typ. Max. Unit

—

12.0

–6.0

–30

–30

16.0

18.0

–5.0

–28

–28

V

mA

dBm

dBm

dBm

2.9 4.4 dB

5.4 6.9 dB

10.4 11.4 dB

0.4 1.9 dB

16.2 18.2 dB

9.2 11.2 dB

20.7 22.7 dB

7.4 9.4 dB

5.5 7.5 dB

–3.5 –1.5 dB

16.0 — dB

0.01 0.1 %

0.03 0.1 %

0.04 0.2 %

83

— dB

–85 –70 dB

–85 –70 dB

–68 –60 dB

0

100 mV

–5–

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