Datenblatt-Suchmaschine für elektronische Bauteile |
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AD7747 Datenblatt(PDF) 19 Page - Analog Devices |
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AD7747 Datenblatt(HTML) 19 Page - Analog Devices |
19 / 29 page AD7747 Rev. 0 | Page 18 of 28 CONFIGURATION REGISTER Address Pointer 0x0A, Default Value 0xA0 Converter update rate and mode of operation setup. Table 17. Configuration Register Bit Map Bit Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Mnemonic VTFS1 VTFS0 CAPFS2 CAPFS1 CAPFS0 MD2 MD1 MD0 Default 0 0 0 0 0 0 0 0 Table 18. Bit Mnemonic Description Voltage/temperature channel digital filter setup—conversion time/update rate setup. VTCHOP = 1 VTFS1 VTFS0 Conversion Time (ms) Update Rate (Hz) −3 dB Frequency (Hz) 0 0 20.1 49.8 26.4 0 1 32.1 31.2 15.9 1 0 62.1 16.1 8.0 7 6 VTFS1 VTFS0 1 1 122.1 8.2 4.0 Capacitive channel digital filter setup—conversion time/update rate setup. CAPFS2 CAPFS1 CAPFS0 Conversion Time (ms) Update Rate −3 dB Frequency (Hz) 0 0 0 22.0 45.5 43.6 0 0 1 23.9 41.9 39.5 0 1 0 40.0 25.0 21.8 0 1 1 76.0 13.2 10.9 1 0 0 124.0 8.1 6.9 1 0 1 154.0 6.5 5.3 1 1 0 184.0 5.5 4.4 5 4 3 CAPFS2 CAPFS1 CAPFS0 1 1 1 219.3 4.6 4.0 Converter mode of operation setup. MD2 MD1 MD0 Mode 0 0 0 Idle 0 0 1 Continuous conversion 0 1 0 Single conversion 0 1 1 Power-down 1 0 0 – 1 0 1 Capacitance system offset calibration 1 1 0 Capacitance or voltage system gain calibration 2 1 0 MD2 MD1 MD0 1 1 1 – |
Ähnliche Teilenummer - AD7747_17 |
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Ähnliche Beschreibung - AD7747_17 |
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