SPECIFICATIONS. LG Innotek Co., Ltd. MODEL NAME : TDCC-G1X1F TENTATIVE

Transcription

1 SPECIFICATIONS PRODUCT NAME : Digital Half NIM Tuner MODEL NAME : TDCC-GF The information contained herein is the exclusive property of LG Innotek and shall not be distributed, reproduced or disclosed in whole or no in part without prior written permission of LG Innotek. TENTATIVE Designed Checked Approved LG Innotek Co., Ltd. DOCUMENT No. PAGE 5 RF ()-73

2 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : / 5 RECORD OF REVISION Revision No Date Description Comment 29 LGIT. All rights reserved. ()-73

3 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 2/ 5 INDE. Features /5 2. Description /5 3. Ordering Information /5 4. Label Marking.. 3/5 5. General Specification....4/5 5-. Supporting system 5-2. Receiving channel 5-3. Intermediate frequency 5-4. Channel bandwidth 5-5. Input/output condition 6. Operating Test Conditions.... 4/5 6-. Voltage 6-2. Ambient temperature 6-3. Relative humidity 7. Storage Conditions. 5/5 7-. Ambient temperature 7-2. Relative humidity 8. Standard Test Conditions.... 5/5 8-. Ambient condition 8-2. Power supply voltages 8-3. Current consumption 9. Electrical Characteristics /5 9-. Test equipment 9-2. Antenna input section characteristics 9-3. Tuner section characteristics. PLL Programming.... 8/5 -. Write mode -2. Read mode. Environment Tests /5 2. Block Diagram /5 3. Pin Description /5 4. Mechanical Diagram 4/5 29 LGIT. All rights reserved. ()-73

4 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 3/ 5. FEATURES Digital Half-NIM tuner for DVB-C Loop-through output Including IF AGC with SAW Filter DC/DC Converter built in for Tuning Voltage Internal RF AGC 2. DESCRIPTION The Tuner TDCC-GF is designed for QAM digital cable broadcasting. It covers form 48MHz to 862MHz(VHF and UHF bands). Tuning and band switching are controlled via the I2C bus. The Tuner is RoHs Compliance. 3. ORDERING INFORMATION Model TDCC-G3F TDCC-G5F Description Input Output(L/T), 5V only, IF AGC( Horizontal type) Input Output(L/T), 5V only, IF AGC( Vertical type) 4. MARKING TDCC-GF Customer Number Model Name Lot Number OR TDCC-GF Model Name Lot Number <Note> : Horizontal type 3, Vertical type 5 29 LGIT. All rights reserved. ()-73

5 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 4/ 5 5. General Specification 5-. Supporting system - DVB-C system 5-2. Receiving channel - VHF/Low : 5.5 ~ 42.5 MHz - VHF/High : 49.5 ~ 426 MHz - UHF : 434 ~ 858 MHz 5-3. Intermediate frequency - Center intermediate frequency : 36.25MHz 5-4. Channel Bandwidth : 8MHz 5-5. Input/ Output condition - ANT input impedance : 75 Ω unbalance - Loop through (L/T) output impedance : 75Ω unbalance 6. Operating Test Conditions 6-. Voltage : +B : + 5V (±.25V) 6-2. Ambient Temperature (TA) : ~ Relative Humidity (RH) : Less than 85% (at 4 ) 29 LGIT. All rights reserved. ()-73

6 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 5/ 5 7. Storage Conditions PARAMETER MIN TYP MA UNIT Ambient Temperature (T A ) Relative Humidity (RH) % 8. Standard Test Conditions The Test for electrical specification shall be performed under the following conditions Otherwise this following conditions, not guaranteed this performance. 8-. Ambient condition TEMPERATURE 25 ± 5 HUMIDITY 65 ± 5% 8-2. Power supply voltages TERMINAL MIN TYP MA UNIT COMMENT +B V For LNA +B V For TU Current consumption Terminal Min. Typ. Max. Unit +B(5V) ma +B2(5V) - 3 ma LGIT. All rights reserved. ()-73

7 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 6/ 5 9. Electrical Characteristics For detailed information about the PLL programming, refer to Chapter application information. The multimedia tuner guaranteed to function properly within the specified operational condition, but a certain deterioration of performance parameters may occur at limits of the operational condition 9-. Test equipment Equipment Parameter Value UNIT DC Voltmeter Input Impedance > MΩ Oscilloscope Input Impedance: resistance capacitance > <5 Spectrum Analyzer Input Impedance 75 Ω MΩ pf 9-2. Antenna input section characteristics Specification Item Min. Typ. Max. Unit Frequency Range MHz Ant Input Return Loss(S) db Conditions L/T OUT terminated with 75Ω Power Gain at L/T OUT(S2) db L/T Isolation(S2) 8 28 db Noise Figure at L/T OUT 5 8 db Oscillator Leakage db μv 48MHz to 95 MHz 95MHz to 25 MHz CSO 5 -dbc *Ref CTB 55 -dbc *Ref * <Reference> RF Input Level: 5dBmV each All CHs shall be put in. The Multi carrier Generator for the European channel is used for this measurement. 29 LGIT. All rights reserved. ()-73

8 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 7/ Tuner section characteristics When the characteristics test, the test point is IF Output Test Point Item Specification Min. Typ. Max. Unit Conditions VHF-Low Frequency Range VHF-High MHz Center Frequency UHF VHF-Low - - Margin frequency for Band VHF-High MHz V-Tu.5V to 28V UHF VHF-Low Image Rejection VHF-High db * At max. TU Gain UHF VHF-Low IF Rejection VHF-High 7 - db * At max. TU Gain UHF 7 - VHF-Low - 5. Noise Figure VHF-High db * At max. TU Gain UHF - 6. RF AGC Gain Control RFAGC.5 to 3.4V db Range IFAGC to 3.V IF AGC Phase Noise (at KHz) Except Transmission on SCL/SDA Electrostatic Discharge (ESD) ±KV 5 pf, 33 ohm,times * At max. TU Gain ) Desire Signal 5dBuV 2) RFAGC 3.4V 29 LGIT. All rights reserved. ()-73

9 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 8/ 5. PLL Programming -. Write mode MSB LSB () ㅡ Address Byte (ADB) MA MA R/W= A Divider Byte (DB) N4 N3 N2 N N N9 N8 A Divider Byte 2 (DB2) N7 N6 N5 N4 N3 N2 N N A Control Byte (CB) ATP2 ATP ATP RS2 RS RS A Band switch Byte (BB) CP CP AISL P5 BS4 BS3 BS2 BS A Control Byte 2 (CB2) ATC MODE T3/ DISGCA T2/ IFDA T/ CP2 T/ LO A Note : () A = Acknowledge Address selection Vcc = +5 V (Tuner section supply voltage) MA MA Address Voltage applied on AS Input xc2 Open, or.2 Vcc to.3 Vcc(Mid2) --. Programmable Divider setting (Bytes DB and DB2) Divider ratio : N = f OSC * N ref f OSC = N / N ref = { f RF + f IF },where f are expressed in MHz N ref = 4MHz / f ref f ref = Step size, refer to Chapter Ratio select bits If Step size = 62.5 KHz N ref = 64 Examples f OSC = f RF MHz ; f OSC is VCO frequency MHz is Intermediate frequency of QAM System Examples Step size = 62.5 KHz [RS2 =, RS =, RS = ] N ref = 64 f RF = 474 MHz, f IF = MHz f OSC = 474 MHz MHz = 5.25 MHz N = (5.25 * )/62.5 = 862 N[H] = FE2[H] 29 LGIT. All rights reserved. ()-73

10 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 9/ 5 < Control byte > --2. RF AGC Start Point ATP2 ATP ATP IFOUT LEVEL(dBμV) Disabled --3. Reference Divider Ratio RS2 RS RS Reference Divider Ratio 24 Fref(KHz) Fref : With a 4MHz quartz. DVB-C: 62.5KHz < Band-switch byte > --4. Charge pump settings MODE CP2 CP CP Charge Pump Current(μA) LGIT. All rights reserved. ()-73

11 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : / AISL settings AISL RF AGC detector input selection bit AISL = : IF amplifier[default] AISL = : Mixer output --6. Port settings P5/ADC BS[4] BS[3] BS[2] BS[] Port output/adc input control bit P5 = : ADC INPUT P5 = : Tr = ON Band-switch control bits BSn = : Tr = OFF BSn = : Tr = ON IF SAW Switch UHF VHF(H) VHF(L) * P5/ADC BS[4] BS[3] BS[2] BS[] UHF * VHF High * VHF Low * < Control byte 2 > --7. ATC settings ATC RF AGC current-set bit ATC = : Current = 3nA[normal mode] ATC = : Current = 5μA[search mode] --8. MODE settings MODE T3/DISGCA T2/IFDA T/CP2 TO/LO MODE T3/DISGCA T2/IFDA T/CP2 TO/LO Mode = T3/DISGCA, T2/IFDA, T/CP2, T/LO are Test bits and TALOUT is available even in standby mode) Mode = T3/DISGCA,= : IF GCA Enable T3/DISGCA,= : IF GCA Disable T2/IFDA = : IFOUT select DIFOUT,2 T2/IFDA = : IFOUT select AIFOUT T/CP2 : Icp control bit T/LO= : TALOUT ON T/LO= : TALOUT OFF 29 LGIT. All rights reserved. ()-73

12 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : / Test Bits / TALOUT Control settings MODE T3/ DISGCA T2/ IFDA T/ CP2 T/ LO Device operation TALOUT 4MHz output Normal operation Enabled Normal operation Test Mode Test Mode Disabled Not available Not available RFAGC and TALOUT are not available in test mode Example I2C Data Write Sequence Telegram Example : Start-ADB-DB-DB2-CB-BB-CB2-Stop Start-ADB-DB-DB2-Stop Start-ADB-CB-BB-CB2-Stop Start-ADB-CB-BB-Stop Start-ADB-CB2-Stop ADB: Address byte, BB: Band-switch byte, CB: Control byte, CB2: Control byte2, DB: Divider byte, DB2: Divider byte 2, Start: Start condition, Stop: Stop condition -2. READ mode Address = byte (ADB) MSB Status byte(sb) POR FL (3) A2 (4) A A - (2) MA MA LSB R/W = A () Note : () A = Acknowledge (2) POR = Power-on-reset flag POR set : Power on POR reset : end-of-data transmission procedure (3) FL = In-lock flag PLL locked(fl = ), unlocked(fl = ) (4) A[2:] = Digital data of ADC Bit P5 must be set to 29 LGIT. All rights reserved. ()-73

13 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 2 / 5. ENVIRONMENTAL TESTS Item Heat Load Test Test Conditions Initial value measure at standard test condition. Leave samples in 6 ±2 for 96±5 hours, and in standard test condition for 3 minutes, then take measurements within hour. -Supply voltage : standard ± 5% -Supply voltage cycle :.5h on, o.5h off Tuner Humidity Load Test Cold Test Operating Life Test Impact Test Leave samples in 4±2 for 24±2 hours, and in standard test condition for 3 minutes, Then take measurements. Leave samples in 4±5 for 9 95%RH, for 96±5 hours, and in standard test condition for 3 minutes, then take measurements within hour. -Supply voltage : standard + 5% -Supply voltage cycle :.5h on,.5h off Initial value measure at standard test condition. Leave samples in -2 ±2 for 96±5 hours, and in standard test condition for 2 hours then take measurements within hour. Take measurements in standard test condition. Leave samples for hours, then take measurements within hour. - Supply voltage : standard. Impact acceleration : 5m/sec 2 Impact time : msec Impact time and direction : 3 times each in 6 direction Compared with initial value - Tuning Voltage : ±2.V Max. - Power Gain : ±6 db Max. Storage Environment of Tuner "Do not use or store TUNER in a corrosive atmosphere, especially where chloride gas, sulfide gas, acid, alkali, salt or the like are present. And avoid exposure to moisture. Store the TUNER where the temperature and relative humidity do not exceed 5 to 4 and 2 to 7%. Use TUNER within 6 months. Check the solder ability in case of 6 months or more." 29 LGIT. All rights reserved. ()-73

14 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 3 / 5 2. Block Diagram Ant. In Splitter UHF VHF_H MOPLL SAW 8 MHz IF out Ant out VHF_L DC/DC RF AGC I²C 5V IF AGC 3. PIN DESCRIPTIONS PIN NAME PIN No. PIN Description N.C N.C ( for Active Antenna Optional) B 2 + 5V ( for Loop through & DC-DC) RF AGC 3 N.C ( Test pin for RF AGC ) SCL 4 I 2 C Bus for TUNER PLL SDA 5 I 2 C Bus for TUNER PLL B V ( for TU & AGC AMP) Vtu T.P 7 N.C ( Test pin for Vtu) N.C 8 N.C IF AGC Control 9 IF AGC Control DIF2 Total IF Output2 DIF Total IF Output N.C 2 N.C ( Test pin for IF ) 29 LGIT. All rights reserved. ()-73

15 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 4 / MECHANICAL DIAGRAM ( Horizontal TDCC-G3F) 29 LGIT. All rights reserved. ()-73

16 REG. DATE : 2. REV.NO :. REV. DATE :... MODEL NAME : TDCC-GF PAGE : 5 / MECHANICAL DIAGRAM ( Vertical TDCC-G5F) 29 LGIT. All rights reserved. ()-73