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SP8542BS Datasheet(PDF) 2 Page - Sipex Corporation |
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SP8542BS Datasheet(HTML) 2 Page - Sipex Corporation |
2 / 16 page SP8542/8544DS/01 SP8542/8544 Two and Four Channel 12-Bit Multiplexed Sampling ADC's © Copyright 2000 Sipex Corporation 2 SPECIFICATIONS Unless otherwise noted the following specifications apply for V DD = 5V with limits applicable for TA = 25˚C. PARAMETER MIN. TYP. MAX. UNIT CONDITIONS DC Accuracy Resolution 12 Bits Integral Linearity J, A +0.6 +1.0 LSB K ,B +0.4 +0.75 LSB Differential Linearity Error J, A +0.5 +1.0 LSB No Missing Codes K ,B +0.5 +1.0 LSB No Missing Codes Gain Error J, A +0.2 +1.0 %FSR Externally Trimmable to Zero K,B +0.1 +0.5 %FSR Externally Trimmable to Zero Offset Error J, A +4 +7 LSB Externally Trimmable to Zero K,B +3 +5 LSB Externally Trimmable to Zero Analog Input 0 to 2.5 Volts Input Impedance On Channel 8 pF In series with 1.4K Ω Off Channel (2) 1.0 G Ω note 2 Input Bias Current 1.0 nA Channel to Channel Crosstalk Off to On Channel -90 -80 dB @ 10KHz Full Scale sine wave Conversion Speed Sample Time (1) 400 ns Conversion Time (1) 3.75 µs Complete Cycle (1) 4.25 µs Convert Rate (1) 117.6 KHz 2 Channels Clock Speed 4 MHz Date Rate (1) 235 KHz Total Conversion Rate Convert Rate (1) 58.8 KHz 4 Channels ABSOLUTE MAXIMUM RATINGS (TA=+25˚C unless otherwise noted) .............................................. VDD to DGND ............................................................. -0.3V to +7V VDA to AGND .............................................................. -0.3V to +7V Vin to AGND .................................................... -0.3V to VDA +0.3V Digital Input to VSS ........................................... -0.3V to VDD+0.3V Digital Output to VSS ........................................ -0.3V to VDD+0.3V Operating Temp. Range Commercial (J,K Version) ............................... 0˚C to 70˚C Industrial (A,B Version) ............................. -40˚C to +85˚C Storage Temperature ............................................... -65˚C to 150˚C Lead Temperature(Solder 10sec) ...................................... +300˚C Power Dissipation to +70˚C ............................................... 500mW Derate Power Dissipation Above 70˚C ......................... 10mW/ ˚C |
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