TEA2124 VIDEO SWITCH . . .. . 2 VIDEO OUTPUTS WITH 150Ω LOAD DRIVE CAPABILITY DYNAMIC OUTPUT AMPLITUDE 4 VPP ON EACH OUTPUT BANDWIDTH 18MHz TYP CLAMPED VIDEO INPUTS FULL PROTECTION AGAINST ESD DIP8 (Plastic Package) ORDER CODE : TEA2124 DESCRIPTION This integrated circuit provides general video switches. It is particularly intended for switching between the peri TV plug and video section of the sets. Its electrical performances make it suitable for wide bandwidth applications (Teletext, D2MAC). PIN CONNECTIONS 1 8 EXTERNAL VIDEO INPUT EXTERNAL VIDEO OUTPUT 2 7 SUPPLY VOLTAGE INTERNAL VIDEO INPUT 3 6 SWITCHED VIDEO OUTPUT NOT TO BE USED 4 5 SWITCHING INPUT 2124-01.EPS GROUND September 1998 1/4 TEA2124 BLOCK DIAGRAM V CC SWITCH 7 EXT. VIDEO 8 5 6dB 75W 6 INT. VIDEO 3 6dB 75W 75W 6dB 75W 1 2124-02.EPS TEA2124 2 ABSOLUTE MAXIMUM RATINGS VCC Tj Tstg Parameter Value Supply Voltage Unit 14 Junction Temperature Storage Temperature V - 40, + 150 o - 40, + 150 o C C 2124-01.TBL Symbol ELECTRICAL CHARACTERISTICS TA = 25oC, VCC = 8V (unless otherwise specified) Symbol Parameter Min. Typ. VCC Supply Voltage ICC Supply Current (no load Pin 2 and Pin 6) 10 ICC Supply Current (with load 150Ω on Pin 2 and Pin 6, no video on inputs) 25 6.5 Max. Unit 13.2 V 15 mA mA Video Input Swing VDCIN IIN 2/4 DC Level Input Input Bias Current (VDC = VDCIN + 1.5 VDC) 2 1.6 VPP 1.9 2.2 V 1 5 µA 2124-02.TBL INPUTS (Pin 3 and Pin 8) TEA2124 ELECTRICAL CHARACTERISTICS (continued) TA = 25oC, VCC = 8V (unless otherwise specified) Symbol Parameter Min. Typ. 3 4 Max. Unit SWITCHED OUTPUT (Pin 6) (RLOAD = 150Ω) Video Output Swing VPP DC Level Output 0.7 1 1.3 V Video Gain (Pin 6 versus Pin 3 or Pin 8, measured at 100kHz, 1 VPP input signal) 5.5 6 6.5 dB Video Bandwidth (Pin 6 versus Pin 3 or Pin 8, 1VPP input signal) 12 18 MHz 1 Ω 4 VPP Output Impedance (measured Pin 6) EXTERNAL OUTPUT (Pin 2) (RLOAD = 150Ω) Video Output Swing 3 DC Level Output 0.7 1 1.3 V Video Gain (Pin 2 versus Pin 3, measured at 100kHz, 1 VPP input signal) 5.5 6 6.5 dB Video Bandwidth (Pin 2 versus Pin 3, 1VPP input signal) 12 18 MHz 1 Ω Output Impedance (measured Pin 2) SWITCHING INPUT (Pin 5) Output Current Selection Pin (V5 = 0V) Threshold Voltage 2.5 3.7 Max DC Level 10 µA 5 V VCC V Crosstalk (between any input, measured at 5MHz) RLOAD = 150Ω on Pins 2 and 6 RLOAD = 1kΩ on Pins 2 and 6 - 50 -55 dB dB 3/4 2124-03.TBL OTHER DYNAMIC FEATURES TEA2124 PM-DIP8.EPS PACKAGE MECHANICAL DATA 8 PINS - PLASTIC DIP A a1 B b b1 D E e e3 e4 F I L Z Min. Millimeters Typ. 3.32 0.51 1.15 0.356 0.204 Max. 1.65 0.55 0.304 10.92 9.75 7.95 Min. 0.020 0.045 0.014 0.008 Max. 0.065 0.022 0.012 0.430 0.384 0.313 2.54 7.62 7.62 3.18 Inches Typ. 0.131 0.100 0.300 0.300 6.6 5.08 3.81 1.52 0.125 0260 0.200 0.150 0.060 Information furnished is believed to be accurate and reliable. However, STMicroelectronics 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 or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics © 1998 STMicroelectronics - All Rights Reserved Purchase of I2C Components of STMicroelectronics, 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. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - France - Germany - Italy - Japan - Korea - Malaysia - Malta - Mexico - Morocco - The Netherlands Singapore - Spain - Sweden - Switzerland - Taiwan - Thailand - United Kingdom - U.S.A. 4/4 DIP8.TBL Dimensions