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DAC908E Scheda tecnica(PDF) 4 Page - Burr-Brown (TI) |
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DAC908E Scheda tecnica(HTML) 4 Page - Burr-Brown (TI) |
4 / 15 page ® DAC908 4 Current Sources LSB Switches Segmented MSB Switches +1.24V Ref. Latches 8-Bit Data Input D7.......D0 DAC908 FSA BW +V D +V A R SET AGND CLK DGND REF IN 0.1 µF INT/EXT I OUT I OUT BYP PD 20pF 50 Ω 50 Ω 20pF 1:1 0.1 µF 0.1 µF +5V +5V (MSB) Bit 1 Bit 2 Bit 3 Bit 4 Bit 5 Bit 6 Bit 7 (LSB) Bit 8 NC (1) NC (1) NC (1) NC (1) NC (1) NC (1) CLK +V D DGND NC (1) +V A BYP I OUT I OUT AGND BW FSA REF IN INT/EXT PD 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 DAC908 NOTE: (1) NC pins should be left unconnected or grounded. PIN DESIGNATOR DESCRIPTION 1 Bit 1 Data Bit 1 (D7), MSB 2 Bit 2 Data Bit 2 (D6) 3 Bit 3 Data Bit 3 (D5) 4 Bit 4 Data Bit 4 (D4) 5 Bit 5 Data Bit 5 (D3) 6 Bit 6 Data Bit 6 (D2) 7 Bit 7 Data Bit 7 (D1) 8 Bit 8 Data Bit 8 (D0), LSB 9 NC No Connection 10 NC No Connection 11 NC No Connection 12 NC No Connection 13 NC No Connection 14 NC No Connection 15 PD Power Down, Control Input; Active High. Contains internal pull-down circuit; may be left unconnected if not used. 16 INT/EXT Reference Select Pin; Internal (= 0) or External (= 1) Reference Operation. 17 REF IN Reference Input/Ouput. See Applications section for further details. 18 FSA Full-Scale Output Adjust 19 BW Bandwidth/Noise Reduction Pin: Bypass with 0.1 µF to +V A for Optimum Performance. 20 AGND Analog Ground 21 I OUT Complementary DAC Current Output 22 I OUT DAC Current Output 23 BYP Bypass Node: Use 0.1 µF to AGND 24 +V A Analog Supply Voltage, 2.7V to 5.5V 25 NC No Connection 26 DGND Digital Ground 27 +V D Digital Supply Voltage, 2.7V to 5.5V 28 CLK Clock Input PIN DESCRIPTIONS PIN CONFIGURATION Top View SO/TSSOP TYPICAL CONNECTION CIRCUIT |
Codice articolo simile - DAC908E |
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Descrizione simile - DAC908E |
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