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File name datasheet TEA2014A.pdf

TEA2014A VIDEO SWITCH . . . . . 1 VIDEO OUTPUT 75- 1VPP NOT SWITCHED 1 SWITCHED VIDEO OUTPUT 2VPP VIDEO CROSSTALK : 50dB TYPICAL SHORT CIRCUIT PROTECTION OF INPUTS AND OUTPUTS CLAMPED VIDEO INPUTS DIP8 (Plastic package) ORDER CODE : TEA2014A DESCRIPTION This integrated circuit provides all video switching allowing connections between the peri TV plug and video sections in the TV set. The TEA2014A is supplied in a DIP8. PIN CONNECTIONS GROUND 75 VIDEO OUTPUT INTERNAL VIDEO INPUT NOT TO BE USED 1 2 3 4 8 7 6 5 EXTERNAL VIDEO INPUT SUPPLY VOLTAGE SWITCHED VIDEO OUTPUT SWITCHING INPUT May 1996 1/4 2014A-01.EPS TEA2014A ABSOLUTE MAXIMUM RATINGS Symbol VCC Toper Tj Tstg ­ Parameter Supply Voltage Operating Temperature with Load > 150 on PIN 2 with Load = 75 on PIN 2 Junction Temperature Storage Temperature Minimum DC Load Resistor PIN 6 Minimum DC Load Resistor PIN 2 Value 18 0, + 100 0, + 70 ­ 40, + 150 ­ 40, + 150 600 75 Unit V °C °C °C Symbol Rth (j-a) Parameter Junction-ambient Thermal Resistance Typ. Value 90 Unit °C/W ELECTRICAL CHARACTERISTICS Tamb = + 25 °C, VCC = 9 V (unless otherwise specified) Symbol VCC ICC ICC Ptot ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ Parameter Supply Voltage Range Supply Current (no load on Pin 2 and Pin 6) Supply Current (with 75 Pin 2.1, with 600 between Pin 6.1) Total Power Dissipation with Load Internal Video Input Swing from Picture IF (positive Video) Internal Video Input Impedance (positive video) Internal Video Input Bias Current (positive video) External Video Input Swing (positive video) External Video Input Impedance (positive video) Video Output Swing Video Output Dynamic Impedance Video DC Output Voltage (sync. pulse level note 1) Video Bandwith Pin 6 ­ from Internal Input Pin 3 (­ 1 dB) Video Bandwith Pin 6 ­ from External Input Pin 8 (­ 3 dB) Output Gain Pin 6 ­ Pin 8 Output Gain Pin 6 ­ Pin 3 Video Output Swing Video Output Dynamic Impedance Video DC Output Voltage (sync. pulse level , note) Video Bandwidth (­ 1dB) Video Output Gain (pin 2 ­ pin 3) Switching Input Unactive Low Level or Unconnected Pin (TV receiving) Switching Input Active Level (ext. receiving) Switching Input Impedance Min. 8 ­ ­ ­ ­ 50 6 ­ 50 4 ­ 1.7 6 6 +5 ­1 2.2 ­ 1.7 6 ­ 1.8 0 7 10 Typ. ­ ­ 45 400 ­ ­ 25 ­ ­ ­ ­ 2 ­ ­ +6 ­ 0.5 ­ 10 2 ­ ­1 ­ ­ ­ Max. 14 20 ­ ­ 4.5 ­ 40 2 ­ ­ 25 2.4 ­ ­ +7 0 ­ ­ 2.4 ­ ­ 0.4 3 VCC ­ Unit V mA mA mW Vpp k µA Vpp k Vpp V MHz MHz dB dB Vpp V MHz dB V V k INPUTS (pin 8 and pin 3) SWITCHED OUTPUT (pin 6) - R LOAD = 600 EXTERNAL OUTPUT (pin 2) - RLOAD = 75 SWITCHING INPUT (pin 5) 2014A-03.TBL Note : Use a video signal with a synchro pulse in order to make the clamp work in a correct way. (75 to the ground and 10µF in series). 2/4 2014A-02.TBL THERMAL DATA 2014A-01.TBL TEA2014A ELECTRICAL CHARACTERISTICS (continued) Tamb = + 25 °C, VCC = 9 V (unless otherwise specified) Symbol OTHER DYNAMIC FEATURES ­ Video rejection Between Two Inputs 1MHz 1kHz Linearity Distortion Luma