 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
TDA4856 Datasheet(PDF) 15 Page - NXP Semiconductors |
|
||||||||||||||||||||||||||||||
TDA4856 Datasheet(HTML) 15 Page - NXP Semiconductors |
|
|
15 / 56 page  1999 Jul 13 15 Philips Semiconductors Product specification I2C-bus autosync deflection controller for PC monitors TDA4856 CHARACTERISTICS VCC = 12 V; Tamb =25 °C; peripheral components in accordance with Fig.1; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT Horizontal sync separator INPUT CHARACTERISTICS FOR DC-COUPLED TTL SIGNALS: PIN HSYNC Vi(HSYNC) sync input signal voltage 1.7 −− V VHSYNC(sl) slicing voltage level 1.2 1.4 1.6 V tr(HSYNC) rise time of sync pulse 10 − 500 ns tf(HSYNC) fall time of sync pulse 10 − 500 ns tW(HSYNC)(min) minimum width of sync pulse 0.7 −−µs Ii(HSYNC) input current VHSYNC = 0.8 V −−−200 µA VHSYNC = 5.5 V −− 10 µA INPUT CHARACTERISTICS FOR AC-COUPLED VIDEO SIGNALS (SYNC-ON-VIDEO, NEGATIVE SYNC POLARITY) VHSYNC sync amplitude of video input signal voltage Rsource =50 Ω− 300 − mV VHSYNC(sl) slicing voltage level (measured from top sync) Rsource =50 Ω 90 120 150 mV Vclamp(HSYNC) top sync clamping voltage level Rsource =50 Ω 1.1 1.28 1.5 V Ich(HSYNC) charge current for coupling capacitor VHSYNC >Vclamp(HSYNC) 1.7 2.4 3.4 µA tW(HSYNC)(min) minimum width of sync pulse 0.7 −−µs Rsource(max) maximum source resistance duty cycle = 7% −− 1500 Ω Ri(diff)(HSYNC) differential input resistance during sync − 80 −Ω Automatic polarity correction for horizontal sync horizontal sync pulse width related to line period −− 25 % td(HPOL) delay time for changing polarity 0.3 − 1.8 ms Vertical sync integrator tint(V) integration time for generation of a vertical trigger pulse fH = 15.625 kHz; IHREF = 0.52 mA 14 20 26 µs fH = 31.45 kHz; IHREF = 1.052 mA 710 13 µs fH = 64 kHz; IHREF = 2.141 mA 3.9 5.7 6.5 µs fH = 100 kHz; IHREF = 3.345 mA 2.5 3.8 4.5 µs Vertical sync slicer (DC-coupled, TTL compatible): pin VSYNC Vi(VSYNC) sync input signal voltage 1.7 −− V VVSYNC(sl) slicing voltage level 1.2 1.4 1.6 V Ii(VSYNC) input current 0 V < VSYNC < 5.5 V −−±10 µA t P(H) t H ----------- |
Similar Part No. - TDA4856 |
|
Similar Description - TDA4856 |
|
|
Link URL |
| Privacy Policy |
| ALLDATASHEET.NET |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
