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ADMC326 датащи(PDF) 2 Page - Analog Devices |
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ADMC326 датащи(HTML) 2 Page - Analog Devices |
2 / 32 page –2– REV. C ADMC326–SPECIFICATIONS (VDD = 5 V 5%, GND = 0 V, TA = –40 C to +105 C for ADMC326Y, TA = –40 C to +125 C for ADMC326T, CLKIN = 10 MHz, unless otherwise noted.) ANALOG-TO-DIGITAL CONVERTER Parameter Min Typ Max Unit Conditions/Comments Signal Input 0.3 3.5 V V1, V2, V3, VAUX0, VAUX1, VAUX2 Resolution 1 12 Bits Linearity Error 2 2 4 Bits Zero Offset 2 –20 0 +20 mV Channel-to-Channel Comparator Match 2 20 mV Comparator Delay 600 ns ADC Hi-Level Input Current 2 +10 µAV IN = 3.5 V ADC Lo-Level Input Current 2 –10 µAVIN = 0.0 V NOTES 1Resolution varies with PWM switching frequency (double update mode) 78.1 kHz = 8 bits, 4.9 kHz = 12 bits. 22.44 kHz sample frequency, V1, V2, VAUX0, VAUX1, VAUX2. Specifications subject to change without notice. ELECTRICAL CHARACTERISTICS Parameter Min Typ Max Unit Conditions/Comments VIL Lo-Level Input Voltage 0.8 V VIH Hi-Level Input Voltage 2 V VOL Low Level Output Voltage 1 0.4 V IOL = 2 mA VOL Low Level Output Voltage2 0.8 V IOL = 2 mA VOH High Level Output Voltage 4 V IOH = –0.5 mA IIL Low Level Input Current 3 –120 µAVIN = 0 V IIL Low Level Input Current –10 µAV IN = 0 V IIH High Level Input Current 4 90 µAVIN = VDD IIH High Level Input Current 10 µAVIN = VDD IOZH Hi-Level Three-State Leakage Current5 90 µAV IN = VDD IOZL Lo-Level Three-State Leakage Current 5 –10 µAVIN = 0 IIL Lo-Level PWMTRIP Current –10 µA@ VDD = Max, VIN = 0 V IDD Supply Current (Idle)6 35 mA IDD Supply Current (Dynamic) 6 60 mA NOTES 1Output pins PIO0–PIO8, AH, AL, BH, BL, CH, CL. 2XTAL Pin. 3Internal Pull-Up, RESET. 4Internal Pull-Down, PWMTRIP, PIO0–PIO8. 5Three-stateable pins DT1, RFS1, TFS1, SCLK1. 6Outputs not Switching. Specifications subject to change without notice. CURRENT SOURCE 1 Parameter Min Typ Max Unit Conditions/Comments Programming Resolution 3 Bits Default Current 2 70 83 95 µA ICONST_TRIM = 0x00 Tuned Current 95 100 105 µA NOTES 1For ADC Calibration. 20.3 V to 3.5 V ICONST Voltage. Specifications subject to change without notice. |
Аналогичный номер детали - ADMC326_15 |
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Аналогичное описание - ADMC326_15 |
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