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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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ADPD144RI датащи(PDF) 3 Page - Analog Devices |
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ADPD144RI датащи(HTML) 3 Page - Analog Devices |
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3 / 34 page  Data Sheet ADPD144RI Rev. A | Page 3 of 34 SPECIFICATIONS The voltage applied at the VDD1 pin and VDD2 pin (VDD) = 1.8 V and TA = −40°C to +85°C, unless otherwise noted. Table 1. Parameter Symbol Test Conditions/Comments Min Typ Max Unit POWER SUPPLY CURRENT VDD1, VDD2 = 1.8 V Peak Supply Current IVDD_PEAK 4-channel operation 9.3 mA Standby Mode Current IVDD_STANDBY 3.5 µA Average Supply Current IVDD_AVG See the Calculating the Total Power Consumption section µA Supply Current LED offset = 25 µs, LED period = 19 µs, LED peak current = 25 mA, 4 channels active 1 Pulse 100 Hz data rate, Time Slot A only 106 µA 100 Hz data rate, Time Slot B only 94 µA 100 Hz data rate, Time Slot A and Time Slot B 151 µA 10 Pulses 100 Hz data rate, Time Slot A only 258 µA 100 Hz data rate, Time Slot B only 246 µA 100 Hz data rate, Time Slot A and Time Slot B 455 µA LED SUPPLY VOLTAGE (VLED) CURRENT Average Supply Current VLED ILED_AVG See the Calculating the Total Power Consumption section VLED Supply Current, Average Peak LED current = 100 mA, LED pulse width = 3 µs 1 Pulse 50 Hz data rate 15 µA 100 Hz data rate 30 µA 200 Hz data rate 60 µA 10 Pulses 50 Hz data rate 150 µA 100 Hz data rate 300 µA 200 Hz data rate 600 µA Table 2. Parameter Test Conditions/Comments Min Typ Max Unit SATURATION ILLUMINANCE1 Blackbody color temperature (T = 5800 K)2 Direct Illumination Transimpedance amplifier (TIA) gain = 25 kΩ 48 kLux TIA gain = 50 kΩ 24 kLux TIA gain = 100 kΩ 10 kLux TIA gain = 200 kΩ 4 kLux Through Skin TIA gain = 25 kΩ 140 kLux TIA gain = 50 kΩ 70 kLux TIA gain = 100 kΩ 31 kLux TIA gain = 200 kΩ 12 kLux DATA ACQUISITION ADC Resolution Single pulse 14 Bits Sample Width 64 pulses to 255 pulses 20 Bits Output Data Width 64 pulses to 255 pulses, 128 samples averaged 27 Bits Sampling Frequency (fSAMPLE) Lowest Setting Adjustable via Register 0x12 setting (see Table 18) 0.122 Hz Highest Setting Time Slot B only, one pulse per sample, sleep time = 200 µs 3.48 kHz Minimum Sleep Time (tSLEEP_MIN) Minimum sleep time required between samples 200 µs |
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