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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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AD9226AST Datenblatt(PDF) 6 Page - Analog Devices |
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AD9226AST Datenblatt(HTML) 6 Page - Analog Devices |
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6 / 28 page  REV. B AD9226 –6– 48-PIN FUNCTION DESCRIPTIONS Pin Number Name Description 1, 2, 32, 33 AVSS Analog Ground 3, 4, 31, 34 AVDD 5 V Analog Supply 5, 6, 8, 10, NC No Connect 11, 44 7 CLK Clock Input Pin 9 OEB Output Enable (Active Low) 12 BIT 12 Least Significant Data Bit (LSB) 13 BIT 11 Data Output Bit 14, 22, 30 DRVSS Digital Output Driver Ground 15, 23, 29 DRVDD 3 V to 5 V Digital Output Driver Supply 16–21, BITS 10–5, Data Output Bits 24–26 BITS 4–2 27 BIT 1 Most Significant Data Bit (MSB) 28 OTR Out of Range 35 MODE2 Data Format Select 36 SENSE Reference Select 37 VREF Reference In/Out 38 REFCOM Reference Common (AVSS) 39, 40 CAPB Noise Reduction Pin 41, 42 CAPT Noise Reduction Pin 43 MODE1 Clock Stabilizer 45 CM LEVEL Midsupply Reference 46 VINA Analog Input Pin (+) 47 VINB Analog Input Pin (–) 48 VR Noise Reduction Pin PIN CONNECTION 28-Lead SSOP TOP VIEW (Not to Scale) 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 AD9226 OTR (MSB) BIT 1 BIT 2 BIT 3 BIT 4 BIT 5 BIT 6 CLK (LSB) BIT 12 BIT 11 BIT 10 BIT 7 BIT 8 BIT 9 AVDD AVSS SENSE VREF REFCOM (AVSS) CAPB CAPT DRVDD DRVSS AVDD AVSS MODE VINA VINB PIN CONNECTION 48-Lead LQFP 36 35 34 33 32 31 30 29 28 27 26 25 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 48 47 46 45 44 39 38 37 43 42 41 40 PIN 1 IDENTIFIER TOP VIEW (Not to Scale) SENSE MODE2 AVDD AVSS AVSS AVDD DRVSS AVSS AVSS AVDD AVDD NC NC CLK NC = NO CONNECT NC OEB NC NC DRVDD OTR BIT 1 (MSB) BIT 2 AD9226 (LSB) BIT 12 BIT 3 28-PIN FUNCTION DESCRIPTIONS Pin Number Name Description 1 CLK Clock Input Pin 2 BIT 12 Least Significant Data Bit (LSB) 3–12 BITS 11–2 Data Output Bits 13 BIT 1 Most Significant Data Bit (MSB) 14 OTR Out of Range 15, 26 AVDD 5 V Analog Supply 16, 25 AVSS Analog Ground 17 SENSE Reference Select 18 VREF Input Span Select (Reference I/O) 19 REFCOM Reference Common (AVSS) 20 CAPB Noise Reduction Pin 21 CAPT Noise Reduction Pin 22 MODE Data Format Select /Clock Stabilizer 23 VINA Analog Input Pin (+) 24 VINB Analog Input Pin (–) 27 DRVSS Digital Output Driver Ground 28 DRVDD 3 V to 5 V Digital Output Driver Supply |
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