AD7910ARM-REEL AD [Analog Devices], AD7910ARM-REEL Datasheet
AD7910ARM-REEL
Related parts for AD7910ARM-REEL
AD7910ARM-REEL Summary of contents
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FEATURES Throughput Rate: 250 kSPS Specified for Low Power: 3.6 mW Typ at 250 kSPS with 3 V Supplies 12.5 mW Typ at 250 kSPS with 5 V Supplies Wide Input Bandwidth: ...
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AD7910–SPECIFICATIONS Parameter DYNAMIC PERFORMANCE Signal-to-Noise + Distortion (SINAD) 3 Total Harmonic Distortion (THD) Peak Harmonic or Spurious Noise (SFDR) 3 Intermodulation Distortion (IMD) Second-Order Terms Third-Order Terms Aperture Delay Aperture Jitter Full Power Bandwidth DC ACCURACY Resolution Integral Nonlinearity Differential ...
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AD7920–SPECIFICATIONS Parameter DYNAMIC PERFORMANCE Signal-to-Noise + Distortion (SINAD) 3 Signal-to-Noise Ratio (SNR) 3 Total Harmonic Distortion (THD) Peak Harmonic or Spurious Noise (SFDR) 3 Intermodulation Distortion (IMD) Second-Order Terms Third-Order Terms Aperture Delay Aperture Jitter Full Power Bandwidth DC ACCURACY ...
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AD7910/AD7920 AD7920–SPECIFICATIONS Parameter POWER REQUIREMENTS Normal Mode (Static) Normal Mode (Operational) Full Power-Down Mode 7 Power Dissipation Normal Mode (Operational) Full Power-Down NOTES 1 Temperature range from –40∞C to +85∞C. 2 Operational from V = 2.0 ...
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I 200 OUTPUT PIN C L 50pF I 200 A OH Figure 1. Load Circuit for Digital Output Timing Specifications SCLK SDATA Z ZERO ZERO THREE- 4 LEADING ZEROS STATE ...
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... AD7910AKS-REEL –40∞C to +85∞C AD7910AKS-REEL7 –40∞C to +85∞C AD7910ARM –40∞C to +85∞C AD7910ARM-REEL –40∞C to +85∞C AD7910ARM-REEL7 –40∞C to +85∞C AD7920AKS-500RL7 –40∞C to +85∞C AD7920AKS-REEL –40∞C to +85∞C AD7920AKS-REEL7 –40∞C to +85∞C AD7920BKS – ...
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SC70 GND (Not to Scale) Mnemonic Function CS Chip Select. Active low logic input. This input provides the dual function of initiating conversions on the AD7910/ AD7920 and framing the serial data ...
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AD7910/AD7920 TERMINOLOGY Integral Nonlinearity The maximum deviation from a straight line passing through the endpoints of the ADC transfer function. For the AD7920 and AD7910, the endpoints of the transfer function are zero scale, a point 1 LSB below the ...
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TPC 1 and TPC 2 show a typical FFT plot for the AD7920 and AD7910, respectively 250 kSPS sampling rate and a 100 kHz input frequency. TPC 3 shows the signal-to-(noise + distortion) ratio performance versus input frequency ...
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AD7910/AD7920 1 2.35V 0.8 DD TEMP = 250kSPS 0.6 SAMPLE 0.4 0.2 0 –0.2 –0.4 –0.6 –0.8 –1.0 0 512 1024 1536 2048 2560 CODE TPC 5. AD7920 DNL Performance – 3.6V ...
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When the ADC starts a conversion (see Figure 5), SW2 opens and SW1 moves to position B, causing the comparator to become unbalanced. The control logic and charge redistribution DAC are used to add and subtract fixed amounts of charge ...
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AD7910/AD7920 Analog Input Figure 8 shows an equivalent circuit of the analog input structure of the AD7910/AD7920. The two diodes D1 and D2 provide ESD protection for the analog input. Care must be taken to ensure that the analog input ...
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Power-Down Mode This mode is intended for use in applications where slower through- put rates are required; either the ADC is powered down between conversions series of conversions may be performed at a high throughput rate and the ...
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AD7910/AD7920 the first SCLK edge the part receives after the falling edge of CS. This is shown as point A in Figure 11. Although at any SCLK frequency one dummy cycle is sufficient to power up the device and acquire ...
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SCLK SDATA Z ZERO ZERO THREE- 4 LEADING ZEROS STATE SCLK ZERO ZERO SDATA 4 LEADING ZEROS THREE-STATE SERIAL INTERFACE Figures 13 and 14 show ...
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AD7910/AD7920 MICROPROCESSOR INTERFACING The serial interface on the AD7910/AD7920 allows the part to be directly connected to a range of different microprocessors. This section explains how to interface the AD7910/AD7920 with some of the more common microcontroller and DSP serial ...
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AD7910/AD7920 to DSP563xx Interface The diagram in Figure 17 shows how the AD7910/AD7920 can be connected to the SSI (synchronous serial interface) of the DSP563xx family of DSPs from Motorola. The SSI is operated in Synchronous and Normal mode (SYN ...
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AD7910/AD7920 As can be seen in Figure 18, for the MSOP package the decou- pling capacitor has been placed as close as possible to the IC, with short track lengths to V and GND pins. The decoupling capaci- DD tor ...
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Thin Shrink Small Outline Transistor Package [SC70] 1.25 BSC 1.00 0.90 0.70 0.10 MAX REV. B OUTLINE DIMENSIONS (KS-6) Dimensions shown in millimeters 2.00 BSC 2.10 BSC PIN 1 0.65 BSC 1.30 BSC ...
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AD7910/AD7920 Revision History Location 3/04 – Data Sheet changed from REV REV. B Added U.S. Patent number . . . . . . . . . . . . . . . . . . . . . ...