AD7650ACPRL Analog Devices Inc, AD7650ACPRL Datasheet
AD7650ACPRL
Specifications of AD7650ACPRL
Related parts for AD7650ACPRL
AD7650ACPRL Summary of contents
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GENERAL DESCRIPTION The AD7650 is a 16-bit, 570 kSPS, charge redistribution SAR, analog-to-digital converter that operates from a single 5 V power supply. The part contains a high-speed 16-bit sampling ADC, an internal conversion clock, error correction circuits, and ...
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AD7650–SPECIFICATIONS Parameter Condition RESOLUTION ANALOG INPUT Voltage Range V IN+ Operating Input Voltage V IN+ V IN– Analog Input CMRR f IN Input Current 570 kSPS Throughput Input Impedance THROUGHPUT SPEED Complete Cycle In Warp Mode Throughput Rate In Warp ...
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Parameter Condition POWER SUPPLIES (continued) 5 Operating Current 570 kSPS Throughput AVDD 6 DVDD 6 OVDD 6 Power Dissipation 570 kSPS Throughput 444 kSPS Throughput 100 SPS Throughput In Power-Down Mode 9 TEMPERATURE RANGE Specified Performance T NOTES LSB means ...
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AD7650 TIMING SPECIFICATIONS (continued) Parameter REFER TO FIGURES 13 AND 14 (continued) SCLK Last Edge to SYNC Delay CS HIGH to SYNC HI-Z CS HIGH to Internal SCLK HI-Z CS HIGH to SDOUT HI-Z BUSY HIGH in Master Serial Read ...
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... Data Bus Inputs D(7: –0 OVDD + 0 Internal Power Dissipation . . . . . . . . . . . . . . . . . . . 700 mW Model AD7650AST AD7650ASTRL 1 AD7650ACP 1 AD7650ACPRL 2 EVAL-AD7650CB 3 EVAL-CONTROL BRD2 NOTES 1 Future Product. Contact Factory for availability. 2 This board can be used as a standalone evaluation board or in conjunction with the EVAL-CONTROL BRD2 for evaluation/demonstration purposes. ...
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AD7650 CONNECT Pin No. Mnemonic Type 1 AGND P 2 AVDD P 3, 40–42, NC 44–48 4 DGND DI 5 OB/ WARP DI 7 IMPULSE DI 8 SER/PAR DI 9–12 DATA[0: DATA[4] DI/O ...
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Pin No. Mnemonic Type 16 DATA[7] DI/O or RDC/SDIN 17 OGND P 18 OVDD P 19 DVDD P 20 DGND P 21 DATA[ SDOUT 22 DATA[9] DI/O or SCLK 23 DATA[10 SYNC 24 DATA[11 ...
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AD7650 Pin No. Mnemonic Type CNVST AGND P 37 REF AI 38 REFGND AI 39 IN– IN+ AI NOTES AI = Analog Input DI = Digital Input DI/O = Bidirectional Digital DO = Digital Output ...
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CODE 8000 7396 7353 7000 6000 5000 4000 3000 2000 759 850 1000 7FFC 7FFE 8000 8002 8004 7FFD ...
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AD7650 CIRCUIT INFORMATION The AD7650 is a very fast, low power, single supply, precise 16-bit analog-to-digital converter (ADC). The AD7650 features different modes to optimize performances according to the applications. In warp mode, the AD7650 is capable of converting 570,000 ...
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Transfer Functions Using the OB/2C digital input, the AD7650 offers two output codings: straight binary and two’s complement. The LSB size is /65536, which is about 38.15 µV. The ideal transfer char- V REF acteristic for the AD7650 is shown ...
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AD7650 Analog Input Figure 6 shows an equivalent circuit of the input structure of the AD7650. AVDD D1 IN+ OR IN– AGND The two diodes, D1 and D2, provide ESD protection for the analog inputs IN+ and IN–. ...
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POWER DISSIPATION VS. THROUGHPUT Operating currents are very low during the acquisition phase, which allows a significant power saving when the conversion rate is reduced as shown in Figure 7. This power saving depends on the mode used. In impulse ...
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AD7650 PARALLEL INTERFACE The AD7650 is configured to use the parallel interface when the SER/PAR is held low. The data can be read either after each conversion, which is during the next acquisition phase, or dur- ing the following conversion ...
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CS, RD CNVST BUSY t 17 SYNC SCLK t SDOUT Usually, because the AD7650 is used with a fast throughput, the mode master, read during conversion is the most recommended serial mode ...
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AD7650 CS BUSY SCLK t 31 SDOUT t 16 SDIN CNVST BUSY t 3 SCLK t 31 SDOUT t 16 BUSY AD7650 AD7650 #2 (UPSTREAM) (DOWNSTREAM) RDC/SDIN SDOUT RDC/SDIN CNVST CS SCLK SCLK CNVST ...
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MICROPROCESSOR INTERFACING The AD7650 is ideally suited for traditional dc measurement appli- cations supporting a microprocessor, and ac signal processing applications interfacing to a digital signal processor. The AD7650 is designed to interface either with a parallel 16-bit-wide interface or ...
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AD7650 APPLICATION HINTS Bipolar and Wider Input Ranges In some applications desired to use a bipolar or wider ana- log input range like, for instance, ± ± Although ...
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OUTLINE DIMENSIONS Dimensions shown in inches and (mm). 48-Lead Quad Flatpack (LQFP) 0.063 (1.60) MAX 0.030 (0.75) 0.018 (0.45) COPLANARITY 0.003 (0.08) 0.008 (0.2) 0.004 (0.09) CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FOR REFERENCE ONLY ...
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