TC90A92AFG Toshiba, TC90A92AFG Datasheet

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TC90A92AFG

Manufacturer Part Number
TC90A92AFG
Description
Manufacturer
Toshiba
Datasheet

Specifications of TC90A92AFG

Function
Multi-standard color decoder and 3D or 3L Y/C separation
Features    
3D-YNR/CNR4Mbit eDRAMS/N detection ITU-R656 output
Power Requirements
3.3V, 2.5V, 1.5V
Package
QFP100 (lead-free)

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3D comb & Video Decoder
TC90A92AFG is a 1chip LSI of 3 dimensional Y/C separation and color decoder.
TC90A92AFG has 10bit A/D converter and 8bit A/D converter for analog Video signal and 1H component signal.
and it also has 4Mbit DRAM for NTSC 3D comb. In case of PAL system, 3 line comb is available.
The internal color decoder is adaptive to multi color system.
Feature
Aug./2003
Multi color system
Input I/F : CVBS / S / YCbCr
3DYCS : NTSC system
3lineYCS+3D YNR/CNR : Multi color system
( SECAM: BPF YCS)
Output I/F : 656 / 601
Picture improvement
C : TOF / ACC / Color decode /
S/N detection / ID1 data slice / CCD data slice
I
Package: QFP 100
Power supply: 1.5V, 2.5V, 3.3 V
Y : Vertical enhance / LTI / Contrast / Set up adjust
2
C bus control
TOSHIBA is continually working to improve the quality and the reliability of its product. Nevertheless,
semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and
vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to
observe standards of safety, and to avoid situations in which a malfunction or failure of a TOSHIBA
product could cause loss of human life, bodily injury or damage to property. In developing your
designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth
in the most recent products specifications. Also, please keep in mind the precautions and conditions
set forth in the TOSHIBA Semiconductor Reliability Handbook.
Color gain /CTI / offset adjust
TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic
TC90A92AFG
QFP100-P-1420-0.65Q
Mass : 1.6g (TYP)
TC90A92AFG
Version 1.5
1

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TC90A92AFG Summary of contents

Page 1

... Video Decoder TC90A92AFG is a 1chip LSI of 3 dimensional Y/C separation and color decoder. TC90A92AFG has 10bit A/D converter and 8bit A/D converter for analog Video signal and 1H component signal. and it also has 4Mbit DRAM for NTSC 3D comb. In case of PAL system, 3 line comb is available. ...

Page 2

... COUT4 COUT3 6 5 VDDIO3 6 4 COUT2 6 3 DVSS4 6 2 COUT1 COUT0 DVDD4 5 9 CKOUT 5 8 YOUT0 5 7 YOUT1 YOUT2 5 4 YOUT3 5 3 VDDRAMD1 VSSRAMD1 5 2 VDDRAM2 TC90A92AFG 656/601 Format 2 ...

Page 3

... Y) 3.3 0 3.3 3.3 3.3 3.3 0 TC90A92AFG Circuit DC of I/O System standard (Analog or operation (V) Digtal) VDD Analog 2.5 IN Analog 1.25 Bypass Analog 1.2 GND Analog 0 VDD Digital 3.3 IN Digital - OUT Digital - GND Digital 0 IN Digital - VDD Digital 1.5 IN Digital - IN Digital - IN Digital - GND ...

Page 4

... TC90A92AFG Circuit DC of I/O System standard (Analog or operation (V) Digtal) VDD Digital 1.5 GND Digital 0 VDD Digital 2.5 OUT Digital - OUT Digital - OUT Digital - OUT Digital - OUT Digital - VDD Digital 1.5 OUT Digital - OUT Digital - GND Digital 0 OUT Digital - VDD Digital 3 ...

Page 5

... INSEL : 00: CVBS 01: S input 10: YCbCr 11: GR digital input b) Dynamic range of the internal ADC TC90A92AFG has a 10bit ADC for analog CVBS, Y signal of S input and Y signal of component. For color signal (chroma & CbCr), TC90A92AFG has a another 8bit ADC. Dynamic range of the internal ADC is designed by AVDD×0.4(Reference level : 1Vp-p). ...

Page 6

... The clamp control circuit controls the correct clamping of the analog input signals. Clamp level for CVBS and Y signal is 256 LSB (10bit unit). For C and Cb/Cr are 128 LSB (8bit unit /Cr input Cb and Cr signals are multiplexed in front of internal 8bit ADC. Offset adjustment is available independently. Aug./2003 217 1023 TC90A92AFG 767 256 ...

Page 7

Aug./2003 ...

Page 8

... And the distinction of 50/60Hz are independently, there is no priority. (In case of non signal, it keeps the value of last time.) (5) Sync processing TC90A92AFG has a H/V sync separation circuit and regenerates HD/VD pulse. The phase of HD and VD signals are selectable. (Adapt to 656 format and synchronized with input signal phase) (6) Y/C separation and noise reduction TC90A92AFG has an adaptive comb filter and noise reduction circuit ...

Page 9

... Take off filter (TOF) TC90A92AFG has a take off filter in front of internal color decoder. Characteristic of TOF is set via [TOF] at sub address 0F hex. 000 : OFF 001 : BPF for cross color reduction is active. 010 –111: type2 – type7 (8) Y process a) Vertical enhance : available to set coring, gain and non-linear performance b) LTI function f0 is selectable (3 ...

Page 10

... In case of standard 656 output necessary to set to limit. YOUT, COUT and CKOUT can be set Hi-Z mode via IIC. Pin Bit YOUT [0-9] 8/ COUT [0-9] 8/10 Aug./2003 Data rate 13.5MHz/27MHz 601mode:Y signal 656 mode: YCbCr (CK:27MHz) 0 8/10 8/108/10 8/108/10 8/10 8/10CKw 0 38/10 6.75MHz Cb/Cr (CK:13.5MHz) e38.5 415.388081 121.5UVFLAG61 Tc 0.1234 :13.5MHz) 8/10 601mod TC90A92AFG Comment 10 ...

Page 11

... Mode V D O U T 656 Mode O D D / E V E N Aug./2003 1 2 3 4 5 FIELD 1 FIELD 1 FIELD 2 6 7 8 9 1 0 … FIELD 2 TC90A92AFG 1 9 2 0 11 ...

Page 12

... FIELD 1 3 1 1 3 1 2 3 1 3 3 1 4 3 1 5 3 1 6 FIELD 2 625 4.74us (128ck at 27MHz) 2.5H TC90A92AFG 3 4 5 6 … FIELD 1 3 1 7 3 1 8 3 1 9 ...

Page 13

... It is necessary to check a continuation of signal between some fields for ID-1 signal detection. c) CCD data slice function TC90A92AFG has a data slice circuit for closed caption data at the line 21 and 284. CRI detection, start bit detection and sliced data can be read via IIC. VBI READY (Pin79 reference timing pulse for S/N detection and VBI data slice function. ...

Page 14

... BUS 5 The slave address of TC90A92AFG can use two, B0hex and B2hex. A slave address is chosen by BUS SELL of a terminal 9 (BUS SELL=L:B0hex , BUS SELL=H:B2hex). In addition to usual transmission, a transmission format can use continuation transmission and the auto increment mode. (a) Continuation transmission ( ...

Page 15

... MSB MSB (2) Bit transmission SDA P SCL Stop conditions SDA is not changed. High impedance system, provided that the system conforms to the I TC90A92AFG Start conditions P: Stop conditions A: Acknowledgement SDA is changed R R/W ...

Page 16

... PAL-N 1010: PAL60 0011: don’t use 0111: don’t use 1011: don’t use 1111: don’t use YCS Mode FORMATO YCS mode Output format TC90A92AFG TVM0 AUTODET Select SECAM Set detection mode for 0: ...

Page 17

... SHCTRL H Reference COMB+ 1LINE DOT BCFOFF BSRC filter 0: OFF 0:ON 1: ON 1:OFF TC90A92AFG AYMSLP Y slope at 1F (still picture scene) 00: x1/2 ∼ 11: ∞ 00: x1/2 ∼ 11: ∞ ACSESET ACSFSET C offset at 1F (flat, still) 00: still pixel∼11: motion pixel ...

Page 18

... Threshold from phase difference middle to big. 0000:OFF ∼ 1111:High NOISEL THRH_VD S/N detection VD out phase for S/N Line (It is available detection 0 : CVBS/Y when H digital input Non-standard) 0:standard 1:V-sep phase TC90A92AFG D0 FON CCD slice action 0:both field 1:FIV AUTO CCD slice 0:Auto 1:manual BLMT V sepa. Limit 0: 1/8 ...

Page 19

... Slice level 7byte 8byte 9bite TC90A92AFG Fixed to [0] FSCLOCK fsc lock 0:un-locked 1:lock SNDET0 CRIN0 TSLV0 CCD Slice Level (LSB) CCD data CCD data MSB IICR ID1[7] ID1 bit6 (WORD1) IICR ID1[15] ID1 bit14 ...

Page 20

... BPF YCS + 3DNR 3Line YCS + 3DNR BPF YCS + 3DNR Y-ADC C-ADC Normal Power save Normal Normal Normal Normal Power save Power save Y-ADC C-ADC Power down Normal Normal Other system 3Line YCS + 3DNR 3Line YCS + 3DNR BPF YCS + 3DNR 3Line YCS + 3DNR TC90A92AFG 20 ...

Page 21

... Setting a judgment level for working this function 000:off (same D7=0) 001:It is little effect : : 111:It is much effect 19h(D2) Setting motion detection for 2F correction 00: Moving picture direction : 11: Still picture direction Sub address 19h(D0) CROS In case of moving picture for high frequency of Y signal, it can reduce a cross color noise. Aug./2003 TC90A92AFG 21 ...

Page 22

... When the horizontal lines of the front and the rear have color and edge element, and the horizontal line of center has no color, it drops Y signal level for calculated result. Therefore it occurs dots of black in spite of white and gray picture. When COMB+ is on, it can decrease this noise. Aug./2003 TC90A92AFG 22 ...

Page 23

... HD width is about 4.73us. (128ck 1ck=1/27MHz) 00:24W(default) , 01:+4ck , 10:+8ck , 11:+16ck *Sub address 26h(D5) PFPOLE,(D2) SEL_BLK 26h(D5) Setting field polarity When the polarity is positive, 1st field is low. 26h(D2) the disposal of blanking period 0:It is masked the signal under pedestal level. 1:Through Aug./2003 TC90A92AFG 23 ...

Page 24

... ODD FIELD NTSC (Line number) PAL (Line number Non detection TC90A92AFG EVEN FIELD NTSC (Line number) PAL (Line number) 274 321 275 322 276 323 277 324 278 325 279 326 280 327 281 ...

Page 25

... TC90A92AFG 280 281 282 283 284 285 286 327 ...

Page 26

... TC90A92AFG the band limit characteristic for color decoder ( NTSC) ( Marker: 3.58M, 4.286M, 4.43MHz) -10 -15 - TC90A92AFG the band limit characteristic for color decoder( PAL) ( Marker: 3.58M, 4.286M, 4.43MHz) ...

Page 27

... VDG4( Note2) power supply VDG5( Note2) PD(Note3) Tstg Terminal No. SYNBOL 10,17,36,59,7 DVDD1-5 0 24,42,64 VDDIO1-3 21,51 VDDRAM1 53 VDDRAM2 5 VDDXO 1 VDDPLL 86,91,96 VDDAD/VDDDA - Ta TC90A92AFG RATING UNIT -0.3 ∼ VSS+2.0 V -0.3 ∼ VSS+3.5 V -0.3 ∼ VSS+3.9 V -0.3 ∼ VDDIO +0 -0.3 ∼ VDDAD V 0.3 V 0.3 V 0.3 V 0.3 V 0.3 V 1530 mW -40 ∼ 125 ℃ ...

Page 28

... After all powers rising necessary to keep resett ing more than 0.5ms. And it must not keep the reset conditions more than one minute. After reset release necessary to be more than 100ns for IIC BUS control starting. TC90A92AFG 3.3V power terminal 2.5V power terminal 1 ...

Page 29

... IDD3 10 25 VIH VDDx0.8 VIL VSS IIH -10 IIL -10 VOH VDD3-0.6 VOL VSS TC90A92AFG Max. Unit Note mA Sum total current of 1.5V 55 system power supply terminal NTSC:Y/C IN, Color Bar Signal mA Sum total current of 2.5V 95 system power supply terminal NTSC:Y/C IN, Color Bar Signal mA Sum total current of 3.3V ...

Page 30

... Drawing-in frequency range Operation input amplitude Vck Aug./2003 Min. Typ. Max. Unit Note 0.7 0.8 Vp- White 100% Signal p 0.5 0.8 Vp- Cb/Cr input p ±4 LSB ±4 LSB Ω 160 200 240 Min. Typ. Max. Unit Note 50 kHz Clock Amplitude:0.5Vp-p 0.3 0.5 2.0 Vp- Standard clock frequency input p TC90A92AFG 30 ...

Page 31

... TC90A92AFG GC INPUT Terminal 0.01μ 0.01μ 47μ ② 1.5V 3.3V ① TC90A92AFG LPF BUF 2.5V 100μ ① 0.1μ YCLAMPP VBI READY UVFLAG OEPK VDOUT ...

Page 32

... DIMENSIONS QFP100-P-1420-0.65Q Aug./2003 TC90A92AFG 32 ...

Page 33

... If the 1st January falls on a Friday or Saturday, the week which runs from the final Sunday of the old year to the first Saturday of the new year is designated as the 53rd week of the preceding year [53]. The year of manufacture (The last two digits for AD) TC90A92AFG 33 ...

Page 34

... Aug./2003 Maximum Number of Packed Product 40 products/tray 200 products/carton Silica gel 338±3 43±1 132±1 Label 367±3 TC90A92AFG Unit: mm 1200 products/container (Inner size) Carton Packing Label Moisture-proof package (laminated aluminum) Label Bar code Outer size W:291mm L:377mm H:176mm ...

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