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LTC1283ACN Datasheet(PDF) 2 Page - Linear Technology |
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LTC1283ACN Datasheet(HTML) 2 Page - Linear Technology |
2 / 24 page 2 LTC1283 1283fb A G A U A R BSOLUTEXI TI S SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VCC Positive Supply Voltage V – = 0V 3.0 3.6 V V – Negative Supply Voltage VCC = 3.3V – 3.6 0 V fSCLK Shift Clock Frequency VCC = 3V 0 500 kHz fACLK A/D Clock Frequency VCC = 3V TA ≤ 25°C 0.01 1.00 MHz TA ≤ 70°C 0.05 1.00 MHz tCYC Total Cycle Time See Operating Sequence 10 SCLK + Cycles 48 ACLK thCS Hold Time, CS Low After Last SCLK ↓ VCC = 3V 0 ns thDI Hold Time, DIN After SCLK ↑ VCC = 3V 200 ns tsuCS Setup Time CS ↓ Before Clocking in First Address Bit (Note 8) VCC = 3V 2 ACLK Cycles + 1 μs tsuDI Setup Time, DIN Stable Before SCLK ↑ VCC = 3V 400 ns tWHACLK ACLK High Time VCC = 3V 250 ns tWLACLK ACLK Low Time VCC = 3V 400 ns tWHCS CS High Time During Conversion VCC = 3V 44 ACLK Cycles LTC1283/LTC1283A Supply Voltage (VCC) to GND or V – ......................... 12V Voltage Analog and Reference Inputs ................................. (V –) –0.3V to VCC + 0.3V Digital Inputs ......................................... –0.3V to 12V Digital Outputs ........................... –0.3V to VCC + 0.3V Negative Supply Voltage (V–) ..................... –6V to GND Power Dissipation .............................................. 500mW Operating Temperature LTC1283AC, LTC1283C ......................... 0 °C to 70°C Storage Temperature Range ................. – 65 °C to 150°C Lead Temperature (Soldering, 10 sec)................. 300 °C (Notes 1 and 2) RECO E DED OPERATI G CO DITIO S PACKAGE/ORDER I FOR ATIO ORDER PART NUMBER LTC1283ACN LTC1283CN 1 2 3 4 5 6 7 8 9 10 TOP VIEW N PACKAGE 20-LEAD PLASTIC DIP 20 19 18 17 16 15 14 13 12 11 CH0 CH1 CH2 CH3 CH4 CH5 CH6 CH7 COM DGND VCC ACLK SCLK DIN DOUT CS REF+ REF– V – AGND TJ MAX = 150 °C, θJA = 100°C/W Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ |
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