CXA2126 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA2126

Audio/Video Switch with Electronic Volume for 2 Scart

Sony Semiconductor 

CXA2126Q

Electrical Characteristics

Item

Current consumption

Symbol

Conditions

ICC

VCC_12V = 12V, No signal, no load

Nominal conditions (Ta = 25°C)

Min. Typ. Max. Unit

30 50 80 mA

Video system

Nominal conditions (Ta = 25°C, Vcc_12V = 12V, VREG_9V = 9V)

Item

Symbol

Conditions

Min. Typ. Max. Unit

Input pin voltage

VVPin No signal, no load (Fig.1)

4.3 4.6 4.9 V

Output pin voltage – with

output on.

VVPout1

No signal, no load (Fig.1)

3.6 3.9 4.2 V

Output pin voltage – with

output off.

VVPout2

No signal, no load (Fig.1)

— 0 0.5 V

Gain

GVv f = 200kHz, 0.3Vp-p input (Fig.2)

5.5 6.0 6.5 dB

Bandwidth

fV3dB

0.3Vp-p input, frequency where output

level is –3dB with 200kHz serving as

0dB (Fig. 2)

15 20

— MHz

Input dynamic range

VDRVI 200kHz input (Fig.2)

2.5 — — Vp-p

Output dynamic range

VDRVO 200kHz, 2.5Vp-p input (Fig.2)

5.0 — — Vp-p

Cross talk

Vctv f = 4.43MHz, 1Vp-p input (Fig.2)

— — –50 dB

S/N ratio

Ratio of 0.7Vp-p white video signal to

S/NV "black line" noise. Weighted using CCIR — 72 — dB

567. HPF @5kHz, LPF @5MHz. (Fig.2)

Input impedance

1Vrms 1kHz input through 56kΩ.

ZinV

Attenuation measured to calculate ZinV 80 120 175 kΩ

(Fig.3)

Non-linearity

Differential gain

Differential phase

Sync crush

Lin

(Fig.4) –3 –0.4 3

%

V1 = Pin voltage +0.5V,

V2 = Pin voltage +1V

At output, non-linearity =

V2

V1 × 2

–1

× 100

1.7Vp-p 5-step modulated staircase.

DG

(Chroma and Burst are 150mVp-p

4.43MHz) (Fig.2)

–3 1.5 2 %

DP

as above. (Fig.2)

–3 1

2 Deg

Percentage reduction in sync pulse

SC

(0.4Vp-p), with tip at –1.2V input offset. –2 0

2%

(Fig.4)

–9–

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