hi1177 Intersil Corporation, hi1177 Datasheet
hi1177
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hi1177 Summary of contents
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... Data Sheet 8-Bit, 40MSPS, 2-Channel D/A Converter The HI1177 is a dual 8-bit CMOS digital-to-analog converter. It has input/output equivalent to 2 channels of Y and C for video use or I and Q for modulators. The HI1177 is available in the industrial temperature range and is supplied lead plastic metric quad flatpack (MQFP) package ...
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... DECODER BLK 18 CE Pin Descriptions NUMBER SYMBOL BLK 6 HI1177 2 LSBs CURRENT CELLS 6 MSBs LATCHES CURRENT CELLS CLOCK GENERATOR 2 LSBs CURRENT CELLS 6 MSBs LATCHES CURRENT CELLS CLOCK GENERATOR CURRENT CELLS (FOR FULL SCALE) ...
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... YCK 20 CLK REF 25 V REF HI1177 EQUIVALENT CIRCUIT ...
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... NOTE: Full-scale voltage of channel 1. Full scale output ratio = ------------------------------------------------------------------------------------------------------------------------------- 1 Average of the full-scale voltage of the channels I/O Correspondence Table MSB HI1177 o Thermal Information C Thermal Resistance (Typical, Note MQFP Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0mA to 15mA Maximum Junction Temperature (Plastic Package .150 Maximum Storage Temperature Range . . . . . . . . . . -65 Maximum Lead Temperature (Soldering 10s) ...
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... Timing Diagram CLK t S xxxxxxxx xxxxxxxx xxxxxxxx DATA xxxxxxxx xxxxxxxx D/AOUT Test Circuits 8-BIT COUNTER WITH LATCH CLK 40MHz SQUARE WAVE 9 HI1177 t t PW1 PW0 xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx FIGURE 1. ...
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... Test Circuits (Continued) 8-BIT COUNTER WITH LATCH DELAY CONTROLLER CLK DELAY 1MHz CONTROLLER SQUARE WAVE DIGITAL WAVEFORM GENERATOR CLK 40MHz SQUARE WAVE CONTROLLER CLK 40MHz SQUARE WAVE 10 HI1177 ~ BLK YCK 20 CCK FIGURE 3. SETUP HOLD TIME AND GLITCH ENERGY ALL “ ...
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... Typical Performance Curves 5. 200 16R = 3. REFERENCE VOLTAGE (V) REF FIGURE 7. OUTPUT FULL SCALE VOLTAGE vs REFERENCE VOLTAGE 2.0 1 AMBIENT TEMPERATURE ( FIGURE 9. OUTPUT FULL SCALE VOLTAGE vs AMBIENT TEMPERATURE 11 HI1177 ~ BLK REF 19 YCK 20 ...
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... Y IN (MSB) (LSB) Operation • How to select the output resistance: - The HI1177 is a D/A converter of the current output type. To obtain the output voltage connect the resistance to IO pin (Y0, C0). For specifications we have: Output full scale voltage V FS Output full scale current ...