CXD2053AM 데이터 시트보기 (PDF) - Sony Semiconductor

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CXD2053AM

Auto Wide, EDTV-II ID Detection, ID-1 Detection

Sony Semiconductor 

CXD2053AM/AS

Pin Description

Pin

No.

Symbol

I/O

I/O level

Description

1 AVDD

ANALOG Analog power supply.

2 ADIN

I ANALOG AD converter input.

3 AVSS

ANALOG Analog ground.

4 CPV

I ANALOG Clamp voltage.

5 VRB

I ANALOG AD converter bottom voltage.

6 VRT

I ANALOG AD converter top voltage.

7 CCP

I ANALOG AD converter clamp integrating capacitor connection.

8 ISET

I ANALOG Bias current setting.

9 AVDD

Analog power supply

10 VSIN

I ANALOG Sync separation input.

11 VDIN

I ANALOG Data slicer input.

12 AVSS

13 TST1

14 TST2

Analog ground.

I

TTL∗2 Test input; connect to VSS.

I

TTL∗2 Test input; connect to VSS.

15

SCL

[EDDEC2]

I

CMOS∗1 I2C bus clock [EDTV-II decoding identification switching]

16

SDA

[ED2FSC]

I/O

CMOS∗1, 3 I2C bus data [EDTV-II 3.58 M check existence]

17 VSS

18 XRST

Digital ground.

I

TTL∗1 Reset at 0.

19 MCON

I

TTL

I2C bus-free mode switching; 0 = I2C-free.

20 VDD

Digital system power supply.

21 XO

O CMOS Oscillator connection (14.318MHz).

22 XI

I

CMOS Oscillator connection or clock input.

23 VSS

Digital ground.

24 OLBX

O CMOS VB-ID detection output; 1 = letter-box, 0 = normal.

25 O164

O CMOS VB-ID detection output; 1 = full mode.

26 OAW1

O CMOS Auto wide identification output; 1 = wide video subtitles not present.

27 OAW2

O CMOS Auto wide identification output; 1 = wide video subtitles present.

28 OED

O CMOS EDTV-II ID bit 3 detection output.

∗1 Schmitt input

∗2 With pull-down resistor

∗3 Open drain

Note) In I2C-free mode when Pin 19 (MCON) = 0, Pins 15 and 16 switch to the functions in parentheses [ ].

–2–

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