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TDA9109N Datasheet(PDF) 8 Page - STMicroelectronics |
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TDA9109N Datasheet(HTML) 8 Page - STMicroelectronics |
8 / 32 page HORIZONTAL SECTION (continued) Electrical Characteristics (VCC = 12V, Tamb =25 oC) (continued) Symbol Parameter Test Conditions Min. Typ. Max. Unit 2nd PLL SECTION AND HORIZONTAL OUTPUT SECTION FBth Flyback Input Threshold Voltage (Pin 12) 0.65 0.75 V Hjit Horizontal Jitter At 31.4kHz 70 ppm HD Horizontal Drive Output Duty-Cycle Pin 26, see Note 7 48 % XRAYth X-RAY Protection Input Threshold Voltage Pin 25, see Note 8 8 V Vphi2 Internal Clamping Levels on 2nd PLL Loop Filter (Pin 4) Low Level High Level 1.6 4.0 V V VSCinh Threshold Voltage to Stop H-Out,V-Out, B-Out and Reset XRAY when VCC < VSCinh (see Note 8) Pin 29 7.5 V HDvd Horizontal Drive Output (low level) Pin 26, IOUT = 30mA 0.4 V HORIZONTAL DYNAMIC FOCUS FUNCTION HDFst Horizontal Dynamic Focus Sawtooth Minimum Level Maximum Level Pin 9, capacitor on HFOCUSCAP and C0 = 820pF, TH =20 µs 2 4.7 V V HDFdis Horizontal Dynamic Focus Sawtooth Discharge Width Start by HFLY center 400 ns HDFDC Bottom DC Output Level RLOAD = 10k Ω, Pin 10 2 V TDHDF DC Output Voltage Thermal Drift (see Note 5) 200 ppm/C HDFamp Horizontal Dynamic Focus Amplitude Min Byte xxx11111 Typ Byte xxx10000 Max Byte xxx00000 Sub-Address 03, Pin 10, fH = 50kHz, Symmetry Typ. 1 1.5 3 VPP VPP VPP HDFKeyst Horizontal Dynamic Focus Symmetry Min A/B Byte xxx11111 Typ Byte xxx10000 Max A/B Byte xxx00000 Sub-Address 04, fH = 50kHz, Typ. Amp B/A A/B A/B 2 2 3.5 1.0 3.5 VERTICAL DYNAMIC FOCUS FUNCTION (positive parabola) AMPVDF Vertical Dynamic Focus Parabola (added to horizontal) Amplitude with VAMP and VPOS Typical Min. Byte 000000 Typ. Byte 100000 Max. Byte 111111 Sub-Address 0F 0 0.5 1 VPP VPP VPP VDFAMP Parabola Amplitude Function of VAMP (tracking between VAMP and VDF) with VPOS Typ. (see Figure 1 and Note 9) Sub-Address 05 Byte 10000000 Byte 11000000 Byte 11111111 0.6 1 1.5 VPP VPP VPP VHDFKeyt Parabola Asymetry Function of VPOS Control (tracking between VPOS and VDF) with VAMP Max. Sub-Address 06 Byte x0000000 Byte x1111111 0.52 0.52 VPP VPP Notes : 5. These parameters are not tested on each unit. They are measured during our internal qualification. 7. Duty Cycle is the ratio between the output transistor OFF time and the period. The power transistor is controlled OFF when the output transistor is OFF. 8. See Figure 14. 9. S and C correction are inhibited so the output sawtooth has a linear shape. TDA9109/N 8/32 |
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