STV2180A STMICROELECTRONICS | Alldatasheet

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BASE BAND CHROMA DELAY LINE February 1997 PRELIMINARY DATA DIGITAL GROUND SUPER SAND CASTLE PLL LOOP FILTER B-Y OUTPUT R-Y OUTPUT R-Y INPUT Not to Be Connected Not to Be Connected REF. CURRENT INTERNAL SUPPLY SUPPLY VOLTAGE ANALOG GROUND Not to Be Connected B-Y INPUT DGND SSC FPLL B-YO R-YO R-YI IREF VINT VCC AGND B-YINC NC NC 2180A-01.EPS PIN CONNECTIONS DIP14 (Plastic Package) ORDER CODE : STV2180A .DUAL SWITCHED CAPACITOR DELAY LINE .3MHz CLOCK DERIVED FROM 6MHz VCO LOCKED BY THE BURST GATE PULSE .SAMPLE AND HOLD CIRCUITS AND LOW- PASS FILTERS TO SUPPRESS THE 3MHz CLOCK RESIDUAL .CLAMPED B-Y AND R-Y INPUTS .OUTPUT BUFFERS .ADJUSTMENT-FREE APPLICATION .DIP14 PACKAGE

DESCRIPTION

The STV2180Ais an integratedbase band chroma delay line with one line delay, which has been designed to match chroma decoders with colour difference signal outputs (R-Y) and (B-Y). This is advance information on a new product now in development or undergoing evaluation. Details are subject to change without notice.

2180A-02.EPS BLOCK DIAGRAM ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit V CC Supply Voltage (Pin 11) 11 V TA Operating Ambiant Temperature 0 to 70 °C Tstg Storage Temperature -25 to +150 °C R th(j-a) Junction-Ambiant Thermal Resistance Pd =1 W 9 0 °C/W 2180A-01.TBL STV2180A

ELECTRICAL CHARACTERISTICS

Tamb =2 5oC, VCC = 9V, R9 = 4.02kΩ , unless otherwise specified Symbol Parameter Test Conditions Min. Typ. Max. Unit SUPPLY/V REF (Pins 11 and 10) VCC Supply Voltage 8.5 9 9.5 V ICC Supply Current 15 25 mA Pd Power Consumption V CC = 9V 135 240 mW Vint Internal Voltage 7 V SAND CASTLE INPUT (Pin 6) FSSC Burst Gate Frequency No input signal 14.5 15.625 16.5 kHz VTH Threshold Voltage (Burst Gate) 3.2 3.5 3.8 V C in Input Capacitance 12 pF COLOR DIFFERENCE INPUT SIGNALS (Pins 2 and 14) R-Y IPN R-Y Typical Input Signal PAL & NTSC Peak-to-peak value 525 mV PP R-Y IS R-Y Typical Input Signal SECAM Peak-to-peak value 1.05 V PP B-Y IPN B-Y Typical Input Signal PAL & NTSC Peak-to-peak value 665 mV PP B-Y IS B-Y Typical Input Signal SECAM Peak-to-peak value 1.33 V PP R in Input Resistance 10 k Ω C in Input Capacitance 12 pF VClamp Clamping Voltage 2.7 V IClamp Clamping Current V in=V Clamp ±0.2V ±50 µA COLOR DIFFERENCE OUTPUT SIGNALS (Pins 3 and 4) B-Y O B-Y Output Signal Peak-to-peak value 1.8 V PP R-Y O R-Y Output Signal Peak-to-peak value 1.8 V PP DG Differential Gain SECAM V n/Vn-1 :Vin=1 VPP -0.4 0 +0.4 dB GPN PAL-NTSC Gain V in= 0.5VPP 5.8 6.3 6.8 dB GS SECAM Gain V in=1 VPP -0.5 0 +0.5 dB VNoise RMS Noise Voltage Ri = 300 Ω BW = 10kHz to 1MHz 2m V Rms R out Output Resistance 200 Ω Delay Delayed Signal Delay Referred to non delayed output 63.93 64 64.07 µs Non Delay Non Delayed Signal Delay Referred to input 100 ns TR Output Signal Transient Time 500ns transient input signal 650 1000 ns PLL FILTER LOOP (Pin 5) ICharg Charging Current 100 µA VPLL DC Voltage 3.5 V CURRENT REFERENCE (Pin 9) VDC DC Voltage R9 = 4.02k Ω to ground 1.15 V 2180A-02.TBL STV2180A

INPUT/OUTPUT PIN CONFIGURATION BANDGAP SUPPLY VOLTAGE V CC INTERNAL SUPPLY V INT 2180A-03.EPS Pins 10, 11 : VINT and VCC 712 ESD PROT SUPPLY VOLTAGE V CC ESD PROT DIGITAL GROUND DGND ANALOG GROUND AGND 2180A-04.EPS Pins 7, 11, 12 : DGND, VCC , AGND VCC AGND 2.5V BG R-Y AND B-Y INPUTS Pins 2 and 14 2180A-05.EPS Pins 2, 14 : R-YI, B-YI VCC DGND SUPER SAND CASTLE INPUT SSC VINT DGND VINT 2180A-07.EPS Pin 6 : SSC VCC PLL LOOP FILTER VINT DGND BG 2180A-09.EPS Pin 5 : FPLL VINT VCC R-Y AND B-Y OUTPUTS Pins 3 and 4 AGND 2180A-06.EPS Pins 3, 4 : R-YO, B-YO VCC 9IREF 2.5V AGND 2180A-08.EPS Pin 9 : IREF STV2180A

V CC VINT IREF 10Ω 10 to 100nF close to Pin 100nF 4.02kΩ 1% 15kΩ 4.7nF 1µF FPLLAGNDDGND STV2180ASTV2118 47µF 2180A-10.EPS TYPICAL APPLICATION STV2180A

PM-DIP14.EPS PACKAGE MECHANICAL DATA

14 PINS - PLASTIC PACKAGE

Dimensions Millimeters Inches a1 0.51 0.020 B 1.39 1.65 0.055 0.065 b 0.5 0.020 b1 0.25 0.010 D 20 0.787 E 8.5 0.335 e 2.54 0.100 e3 15.24 0.600 F 7.1 0.280 I 5.1 0.201 L 3.3 0.130 Z 1.27 2.54 0.050 0.100 DIP14.TBL Information furnished is believed to be accurate and reliable.However, SGS-THOMSON Micr oelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No licence is granted by implication orotherwise underany patent or patent rights of SGS-THOMSON Microelectronics. Specifications mentioned in this publication are subject to change without notice. This pu blication supersedes and replaces all information previously supplied. SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of SGS-THOMSON Microelectronics.  1997 SGS-THOMSON Microelectronics - All Rights Reserved Purchase of I 2C Components of SGS-THOMSON Microelectronics, conveys a license under the Philips I2C Patent. Rights to use these components in a I2C system, is granted provided that the system conforms to the I2C Standard Specifications as defined by Philips. SGS-THOMSON Microelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Hong Kong - Italy - Japan - Korea - Malaysia - Malta - Morocco The Netherlands - Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. STV2180A