TK15414 75 Ω VIDEO LINE DRIVER FEATURES APPLICATIONS ■ Internal Y-C Summing Circuit ■ Internal Switch Circuit for Composite Signal or Y-C Signal ■ Voltage Gain is 6 dB Fixed ■ Internal 75 Ω Driver ■ Very Small Output Capacitor Using SAG Function Pin ■ Very Small Package (SOT23L-8) ■ ■ ■ ■ ■ ■ ■ Video Equipment Camcorder CCD Cameras DVD Player/RW Video Board Video Tape Recorders LCD TV/Monitor DESCRIPTION TK15414 Operating from a single +5 V supply, the TK15414M is a 75 Ω video line driver IC with an internal Y-C summing circuit. It has an internal switch circuit for the CVBS compostie signal and the Y-C signal. The internal 1.5 k SAG function resistor provides gain compensation for low frequency signals. (Voltage gain from the CVBS signal input terminal is 0 dB.) C-INPUT Y-INPUT 01S CVBS-INPUT VCC SAG GND CHANGE SW OUTPUT The TK15414M is available in the very small SOT23L-8 surface mount package. BLOCK DIAGRAM 6 dB Amp -6 dB Amp VCC 6 dB Amp 5 kΩ ORDERING INFORMATION 6 dB 75 Ω DRIVER 1.5 kΩ TK15414M 5 kΩ Tape/Reel Code TAPE/REEL CODE TL: Tape Left January 2000 TOKO, Inc. Page 1 TK15414 ABSOLUTE MAXIMUM RATINGS Supply Voltage ........................................................... 6 V Operating Voltage Range .............................. 4.5 to 5.5 V Power Dissipation (Note 1) ................................ 200 mW Maximum Input Frequency .................................. 20 MHz Storage Temperature Range ................... -55 to +150 °C Operating Temperature Range ...................-25 to +75 °C TK15414M ELECTRICAL CHARACTERISTICS Test conditions: VCC = 5.0 V, VIN = 1.0 VP-P, RL = 150 Ω, TA = 25 °C unless otherwise specified. SYMBOL PARAMETER TEST CONDITIONS MIN ICC Supply Current No input VTHL(SW) Switch Threshold Voltage (High to Low) Pin 5, S-VHS to CVBS VTLH(SW) Switch Threshold Voltage (Low to High) Pin 5, CVBS to S-VHS 1.8 TYP MAX UNITS 24.5 36.0 mA 0.3 V V S-VHS (Pin 5 OPEN) VCMP Clamp Voltage Pin 1, Y signal input terminal 1.10 1.28 1.50 V VBIAS Bias Voltage Pin 8, C signal input terminal 1.70 2.00 2.30 V GVA-Y Voltage Gain, Y channel fIN = 1 MHz, Y signal input 5.2 5.7 6.2 dB GVA-C Voltage Gain, C channel fIN = 1 MHz, C signal input 5.1 5.6 6.1 dB DG-S Differential Gain Staircase signal input -3.0 -1.5 +3.0 % DP-S Differential Phase Staircase signal input -3.0 0.0 +3.0 deg fr-S Frequency Response fin = 1 MHz / 5 MHz -0.5 dB CVBS (Pin 5 GND) VCMP Clamp Voltage Pin 2, CVBS input terminal 1.10 1.28 1.50 V GVA Voltage Gain fIN = 1 MHz -0.9 -0.4 -0.1 dB DG Differential Gain Staircase signal input -3.0 -0.7 +3.0 % DP Differential Phase Staircase signal input -3.0 0.2 +3.0 deg fr Frequency Response fin = 1 MHz / 5 MHz -0.5 dB Note 1: Power dissipation is 200 mW in free air. Derate at 1.6 mW/°C for operation above 25°C. Page 2 January 2000 TOKO, Inc. TK15414 TEST CIRCUIT Y - INPUT 4.7 µF 4.7 µF 75 Ω 75 Ω CVBS-INPUT C - INPUT + + 4.7 µF + + 75 Ω VCC = 5.0 V 33 µF SAG OUTPUT 75 Ω + 33 µF GND + 33 µF OUTPUT Change SW TYPICAL PERFORMANCE CHARACTERISTICS Y-INPUT CLAMP VOLTAGE VS. SUPPLY VOLTAGE 28 1.40 26 1.35 VCMP (V) ICC (mA) SUPPLY CURRENT VS. SUPPLY VOLTAGE 24 1.30 22 1.25 20 18 4.0 4.5 5.0 5.5 1.20 4.0 6.0 5.5 VCC (V) C-INPUT BIAS VOLTAGE VS. SUPPLY VOLTAGE CVBS INPUT CLAMP VOLTAGE VS. SUPPLY VOLTAGE 6.0 1.40 2.05 1.35 VCMP (V) VBIAS (V) 5.0 VCC (V) 2.10 2.00 1.95 1.30 1.25 1.90 1.85 4.0 4.5 4.5 5.0 VCC (V) January 2000 TOKO, Inc. 5.5 6.0 1.20 4.0 4.5 5.0 5.5 6.0 VCC (V) Page 3 TK15414 TYPICAL PERFORMANCE CHARACTERISTICS C-CHANNEL VOLTAGE GAIN VS. SUPPLY VOLTAGE 6.5 6.5 6.0 6.0 GVA-C (dB) GVA-Y (dB) Y-CHANNELVOLTAGE GAIN VS. SUPPLY VOLTAGE 5.5 5.0 5.0 4.5 5.0 5.5 4.5 4.0 6.0 5.0 5.5 VCC (V) CVBS CHANNEL VOLTAGE GAIN VS. SUPPLY VOLTAGE S-VHS DIFFERENTIAL GAIN VS. SUPPLY VOLTAGE 1.0 0.0 0.5 -2.0 0.0 -0.5 -1.0 4.0 -4.0 4.5 5.0 5.5 -8.0 4.0 6.0 4.5 5.0 5.5 VCC (V) VCC (V) S-VHS DIFFERENTIAL PHASE VS. SUPPLY VOLTAGE CVBS DIFFERENTIAL GAIN VS. SUPPLY VOLTAGE 4.0 0.0 2.0 -2.0 0.0 -2.0 -4.0 4.0 6.0 -6.0 DG (%) DP (deg) 4.5 VCC (V) DG (%) GVA-CVBS (dB) 4.5 4.0 6.0 -4.0 -6.0 4.5 5.0 VCC (V) Page 4 5.5 5.5 6.0 -8.0 4.0 4.5 5.0 5.5 6.0 VCC (V) January 2000 TOKO, Inc. TK15414 TYPICAL PERFORMANCE CHARACTERISTICS SUPPLY CURRENT TEMPERATURE CVBS DIFFERENTIAL PHASE VS. SUPPLY VOLTAGE VS. 28 4.0 26 ICC (mA) DP (deg) 2.0 0.0 -2.0 22 20 4.5 5.0 5.5 18 -50 6.0 50 TA (°C) Y-INPUT CLAMP VOLTAGE VS. TEMPERATURE C- INPUT BIAS VOLTAGE VS. TEMPERATURE 1.5 2.4 1.4 2.2 1.3 100 2.0 1.8 1.2 1.1 -50 0 VCC (V) VBIAS (V) VCMP (V) -4.0 4.0 24 0 50 1.6 -50 100 0 50 TA (°C) TA (°C) CVBS INPUT CLAMP VOLTAGE VS. TEMPERATURE S-VHS DIFFERENTIAL GAIN VS. TEMPERATURE 100 6 1.5 4 1.4 DG (%) VCMP (V) 2 1.3 0 -2 1.2 -4 1.1 -50 0 50 TA (°C) January 2000 TOKO, Inc. 100 -6 -50 0 50 100 TA (°C) Page 5 TK15414 TYPICAL PERFORMANCE CHARACTERISTICS CVBS DIFFERENTIAL GAIN VS. TEMPERATURE 6 6 4 4 2 2 DG (%) DP (deg) S-VHS DIFFERENTIAL PHASE VS. TEMPERATURE 0 0 -2 -2 -4 -4 -6 -50 0 50 -6 -50 100 TA (°C) 0 50 100 TA (°C) CVBS DIFFERENTIAL PHASE VS. TEMPERATURE 6 4 DP (deg) 2 0 -2 -4 -6 -50 0 50 100 TA (°C) PIN FUNCTION DESCRIPTION PIN NO. 1 SYMBOL Y-INPUT INTERNAL EQUIVALENT CIRCUIT VCC DESCRIPTION Luminance Input Terminal. The luminance input signal is clamped at 1.25 V. 1.25 V Page 6 January 2000 TOKO, Inc. TK15414 PIN FUNCTION DESCRIPTION (CONT.) PIN NO. 2 SYMBOL INTERNAL EQUIVALENT CIRCUIT CVBS-INPUT DESCRIPTION CVBS Signal Input Terminal. The CVBS input signal is clamped at 1.25 V. VCC 1.25 V 3 4 SAG OUTPUT Pin 3: SAG Terminal VCC Pin 4: Signal Output Terminal. The output is available to drive a 75 Ω + 75 Ω load. 1.5 k 5k 5 CHANGE SW VCC 35 µ to Logic 5k Change-Over Switch Terminal for selecting S-VHS or CVBS. The S-VHS signal is applied to the output when Pin 5 is connected to High or Open. The CVBS signal is applied to the output when Pin 5 is connected to Low. 6 GND GND Terminal 7 VCC Power Supply Terminal 8 C-INPUT VCC 100 k Chromanance Input Terminal. The chromanance input signal is biased to 2.0 V by a 100 kΩ bias resistor. 2.0 V January 2000 TOKO, Inc. Page 7 TK15414 PACKAGE OUTLINE Marking Information SOT23L-8 0.45 Marking 414 5 1.0 8 TK15414 e1 3.0 marking e 0.8 1 4 Recommended Mount Pad +0.15 - 0.05 e 0.8 0.3 0.1 M +0.3 3.5 - 0.1 2.2 15 max 1.2 +0.15 - 0.05 0 - 0.1 0.1 0.4 + 0.3 0.15 1.4max 0.3 (3.4) 3.3 Dimensions are shown in millimeters Tolerance: x.x = ± 0.2 mm (unless otherwise specified) Toko America, Inc. Headquarters 1250 Feehanville Drive, Mount Prospect, Illinois 60056 Tel: (847) 297-0070 Fax: (847) 699-7864 TOKO AMERICA REGIONAL OFFICES Midwest Regional Office Toko America, Inc. 1250 Feehanville Drive Mount Prospect, IL 60056 Tel: (847) 297-0070 Fax: (847) 699-7864 Western Regional Office Toko America, Inc. 2480 North First Street , Suite 260 San Jose, CA 95131 Tel: (408) 432-8281 Fax: (408) 943-9790 Eastern Regional Office Toko America, Inc. 107 Mill Plain Road Danbury, CT 06811 Tel: (203) 748-6871 Fax: (203) 797-1223 Semiconductor Technical Support Toko Design Center 4755 Forge Road Colorado Springs, CO 80907 Tel: (719) 528-2200 Fax: (719) 528-2375 Visit our Internet site at http://www.tokoam.com The information furnished by TOKO, Inc. is believed to be accurate and reliable. However, TOKO reserves the right to make changes or improvements in the design, specification or manufacture of its products without further notice. TOKO does not assume any liability arising from the application or use of any product or circuit described herein, nor for any infringements of patents or other rights of third parties which may result from the use of its products. No license is granted by implication or otherwise under any patent or patent rights of TOKO, Inc. Page 8 © 2000 Toko, Inc. All Rights Reserved January 2000 TOKO, Inc. IC-xxx-TK15414 0100O0.0K Printed in the USA