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DAC4814BP Arkusz danych(PDF) 4 Page - Burr-Brown (TI) |
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DAC4814BP Arkusz danych(HTML) 4 Page - Burr-Brown (TI) |
4 / 12 page 4 ® DAC4814 PIN DESIGNATIONS PIN DESCRIPTOR FUNCTION PIN DESCRIPTOR FUNCTION 1VOUT B Analog output voltage, DAC B 28 +VL Positive logic power supply, +5V input 2VOUT A Analog output voltage, DAC A 27 LATCH A Latch data update, logic input, DAC A 3 Inv In Inverter (A5) input 26 LATCH B Latch data update, logic input, DAC B 4+VREF Out Positive reference voltage output (+10V output) 25 MODE Selection input for unipolar or bipolar reset to zero 5 BPO B Biplolar offset input, DAC B 24 CLR Asynchronous input reset to zero 6 BPO A Bipolar offset input, DAC A 23 CS Chip select enable, DAC A, B, C, and D 7–VS Negative analog power supply , –15V input 22 Data In Serial data input 8 BPO D Bipolar offset input, DAC D 21 LATCH C Latch data update, logic input, DAC C 9 BPO C Bipolar offset input, DAC C 20 LATCH D Latch data update, logic input, DAC D 10 VREF In ± Reference voltage input 19 CLK Clock input 11 Inv Out Inverter (A5) output 18 Data Out Serial data output 12 AGND Analog common 17 DGND Digital common 13 VOUT D Analog output voltage, DAC D 16 NC No internal connection 14 VOUT C Analog output voltage, DAC C 15 +VS Positive analog power supply, +15V input TYPICAL PERFORMANCE CURVES TA = +25°C, VS = ±12V or ±15V, VL = +5V unless otherwise noted. PIN CONFIGURATION TOP VIEW +V L LATCH A LATCH B MODE CLR CS Data In LATCH C LATCH D CLK Data Out DGND NC +V S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 V OUT B V OUT A Inv In +V REF Out BPO B BPO A –V S BPO D BPO C V REF In Inv Out AGND V OUT D V OUT C DAC4814 NC = No Internal Connection PSRR vs FREQUENCY (Bipolar Mode) 80 70 60 50 40 30 20 10 0 1k 10k 100k 1M Frequency (Hz) V OUT = +10V V OUT = 0V NOISE vs BANDWIDTH (Bipolar Mode) 250 200 150 100 50 0 100 1k 10k 100k 1M Frequency (Hz) V OUT = +10V FFF HEX V OUT = 0V 800 HEX |
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