November 1985 7
Philips Semiconductors Product specification
Switch for CTV receivers TDA8440
CHARACTERISTICS
Tamb =25°C; VP= 12 V; unless otherwise specified
PARAMETER SYMBOL MIN. TYP. MAX. UNIT
Supply
Supply voltage V15-4 10 −13,2 V
Supply current (without load) I15 −37 50 mA
Video switch
Input coupling capacitor C1C3100 −−nF
Voltage gain (times 1; SCL = L) A3-16 −10+1dB
(times 2; SCL = H) A3-16 +5+6+7dB
Voltage gain (times 1; SCL = L) A1-16 −10+1dB
(times 2; SCL = H) A1-16 +5+6+7dB
Input video signal amplitude (gain times 1) V3-4 −−4,5 V
Input video signal amplitude (gain times 1) V1-4 −−4,5 V
Output impedance Z16-4 −7−Ω
Output impedance in ‘OFF’ state Z16-4 100 −−kΩ
Isolation (off state) (fo= 5 MHz) 60 −−dB
Signal-to-noise ratio (note 3) S/S +N60−−dB
Output top-sync level V16-4 2,4 2,8 3,2 V
Differential gain G −−3%
Minimum crosstalk attenuation (note 2) V16-4 60 −−dB
Supply voltage rejection (note 4) RR 36 −−dB
Bandwidth (1 dB) B 10 −−MHz
Crosstalk attenuation for interference
caused by bus signals (source
impedance 75 Ω)α60 −−dB
Audio switch a and b
Input signal level V9-4(rms) −−2V
V
10-4(rms) −−2V
V
5-4(rms) −−2V
V
7-4(rms) −−2V
Input impedance Z9-4 50 100 −kΩ
Z10-4 50 100 −kΩ
Z5-4 50 100 −kΩ
Z7-4 50 100 −kΩ
Output impedance Z12-4 −−10 Ω
Z14-4 −−10 Ω
Output impedance (off state) Z14-4 100 −−kΩ