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| ICs for TV AN5767K Synchronizing signal processing IC s Overview The AN5767K is a synchronizing signal processing IC with built-in frequency divider circuit for horizontal and vertical synchronizing signal. Input signal is outputted after being devided by two. 1.778 2.50.25 6.00.3 3.50.25 13 1.10.25 0.50.1 Unit: mm s Features * Built-in dividing-by-two circuit for horizontal synchronizing signal * Built-in dividing-by-two circuit for vertical synchronizing signal * On/off switch function of dividing output * Gain control function of dividing output 23.320.3 1.650.25 1 0.3-0.05 3.00.3 +0.1 s Applications * CRT monitors SSIP013-P-0000 s Block Diagram 0 V to 5 V 4 10 5 13 1 VCC 1.10.25 Gain control SW 11 Out-H 0 V to 5 V Gain control SW 2 Out-V 12 7 6 9 On/off GND1 GND2 H-sync. 8 V-sync. On/off 3 1 AN5767K s Pin Descriptions Pin No. 1 2 3 4 5 6 7 Description Power supply 12 V(VCC) Freq.-divided output1 output Freq.-divided output2 on/off Freq.-divided output2 control input Freq.-divided output1 control input V-sync. input GND1 Pin No. 8 9 10 11 12 13 H-sync. input Freq.-divided output1 on/off Description ICs for TV Freq.-divided output2 control resistor Freq.-divided output2 output GND2 Freq.-divided output1 control resistor s Absolute Maximum Ratings Parameter Supply voltage Supply current Power dissipation *2 *1 Symbol VCC ICC PD Topr Tstg *1 Rating 13.5 25 337.5 -25 to +75 -55 to +150 Unit V mA mW C C Operating ambient temperature Storage temperature Note) *1: Except for the operating ambient temperature, and storage temperature, all ratings are for Ta = 25C. *2: The power dissipation shown is for the IC package in free air at Ta = 75C. s Recommended Operating Range Parameter Supply voltage Symbol VCC Range 10.8 to 13.2 Unit V s Electrical Characteristics at Ta = 25C Parameter Circuit current Circuit voltage 1 Circuit voltage 2 Circuit voltage 3 Circuit voltage 4 Freq.-divided output2 output current 1 Freq.-divided output2 output current 2 Freq.-divided output2 output current 3 Freq.-divided output1 output current 1 Freq.-divided output1 output current 2 Freq.-divided output1 output current 3 2 Symbol ICC V10(1) V10(2) V13(1) V13(2) I11(1) I11(2) I11(3) I2(1) I2(2) I2(3) Conditions VCC = 12 V VCC = 12 V, V4 = 0 V VCC = 12 V, V4 = 5 V VCC = 12 V, V5 = 0 V VCC = 12 V, V5 = 5 V VCC = 12 V, V3 = 5 V, V4 = 5 V, R = 120 k VCC = 12 V, V3 = 0 V, V4 = 5 V VCC = 12 V, V3 = 5 V, V4 = 0 V VCC = 12 V, V5 = 5 V, V9 = 5 V, R = 20 k VCC = 12 V, V5 = 5 V, V9 = 0 V VCC = 12 V, V5 = 0 V, V9 = 5 V Min 4.8 - 0.1 4.60 - 0.1 4.60 30 -5 -5 -3.0 - 0.05 - 0.05 Typ 5.9 0.0 4.85 0.0 4.85 40 0 0 -2.5 0 0 Max 7.2 +0.1 5.10 +0.1 5.10 50 +5 +5 -2.0 +0.05 +0.05 Unit mA V V V V A A A mA mA mA ICs for TV s Electrical Characteristics at Ta = 25C (continued) * Design reference data Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed. AN5767K Parameter V-sync. dividing operation H-sync. dividing operation H-sync. dividing operation polarity between field V-sync. input H-sync. input V-sync. input H-sync. input Symbol fV2 fH11 fH11P VVS VHS fVIN fHIN Conditions Pin 2 output frequency at pulse input to pin 6 Pin 11 output frequency at pulse input to pin 8 Pin 11 output frequency at pulse input to pin 6 Threshold value Threshold value Operating frequency Operating frequency Min 30 15 Typ fV2 = 1/2fV6 fH11 = 1/2fH8 fH11 = 1/2fV6 2.5 2.5 Max 200 150 Unit Hz Hz Hz V V Hz kHz s Terminal Equivalent Circuits Pin No. 1 Equivalent circuit Description Power supply 12 V (VCC): Supply pin Apply DC 12 V. VCC Freq.-divided output1: Freq.-divided output of V-sync. Outputted with current DC voltage (V) 12 1 2 VCC 2 3 VCC Freq.-divided output2 on/off: On/off changeover pin for freq.-divided output2 Off at 0 V. 3 5 k 10 k 4 VCC 4 3 k Freq.-divided output2 control input: Control input pin for freq.-divided output2 Apply DC 0 V to 5 V. 0 to 5 3 AN5767K s Terminal Equivalent Circuits (continued) Pin No. 5 Equivalent circuit VCC Description Freq.-divided output1 control input: Control input pin for freq.-divided output1 Apply DC 0 V to 5 V. ICs for TV DC voltage (V) 0 to 5 5 3 k 6 VCC V-sync. input: Input pin for V-sync. Input negative polarity pulse. 5 6 3 k 2.5 V 0 7 7 To 12 8 VCC GND1: Ground pin 0 8 3 k 2.5 V H-sync. input: Input pin for H-sync. Possible to input with both polarities, but phase will be delayed by a pulse width if pulse is inputted with positive polarity. 5 0 9 VCC Freq.-divided output1 on/off: On/off changeover pin for freq.-divided output1. Off at 0 V. 9 5 k 10 k 10 VCC 10 200 k 3 k Control resistor for freq.-divided output2: Resistor pin to determine freq.-divided output2 output current. Connect the resistor (recommended 120 k) from this pin to GND. 0 to 5 4 ICs for TV s Terminal Equivalent Circuits (continued) Pin No. 11 Equivalent circuit Description AN5767K DC voltage (V) VCC Freq.-divided output2: Freq.-divided output of H-sync.. Outputted with current. 11 12 12 To 7 13 GND2: Ground pin 0 VCC 13 200 k 3 k Freq.-divided output1 control input: Resistor pin to determine freq.-divided output1 output current. Connect the resistor (recommended 20 k) between this pin and GND. 0 to 5 s Usage Notes ECL is used for flip-flop circuit. Use the condition of tr 10 s and tf 10 s for H-sync. and V-sync. respectively. tf tr 5V 2.5 V 0V (Threshold value) 5 AN5767K s Application Circuit Example ICs for TV 10 11 12 VCC 1 VCC 12 V 20 F R10 120 k 13 R13 20 k Unit V V V V mA mA 2 3 4 5 6 7 8 2 k 1 k 6.8 k 5 k 6.8 k 5 k 5V 0V V-sync. H-sync. 5V 0V 1. Recommended application conditions Parameter Freq.-divided output2 control input Freq.-divided output1 control input H-sync. input V-sync. input Freq.-divided output2 output current Freq.-divided output1 output current Recommended resistance Recommended resistance 2. Freq.-divided output2 on/off At V3 = 0 V At V3 = open 12 V 12 V Pin 11 output Pin 11 output Symbol V4-7 V5-7 V8-7 V6-7 I11 I2 R10 R13 9 Range 0 to 6 0 to 6 0 to 6 0 to 6 0 to 1 -10 to 0 20k to 200k 10k to 200k 3. Freq.-divided output1 on/off At V9 = 0 V At V9 = open 0V 0V Pin 2 output Pin 2 output 6 |
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