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DSP102KP Datasheet(PDF) 2 Page - Burr-Brown (TI) |
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DSP102KP Datasheet(HTML) 2 Page - Burr-Brown (TI) |
2 / 25 page DSP101, 102 2 SBAS003A DSP101JP DSP101KP DSP102JP-1 DSP102JP DSP102KP PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS RESOLUTION 18 ✻✻ Bits ANALOG INPUT Voltage Range ±2.75V ✻✻ V Impedance 1 ✻✻ k Ω Capacitance 20 ✻✻ pF THROUGHPUT SPEED Complete Cycle Acquisition + Conversion 5 ✻✻ µs Throughput Rate 200 ✻✻ kHz AC ACCURACY(1) Signal-to-(Noise + Distortion) Ratio fIN = 1kHz 76 79 79 82 82 85 dB(2) fIN = 1kHz (–60dB) 32 ✻✻ dB fIN = 25kHz 82 ✻✻ dB Total Harmonic Distortion fIN = 1kHz –90 –86 –91 –89 –91 –89 dB Spurious-Free Dynamic Range fIN = 1kHz 89 92 92 94 92 94 dB Signal-to-Noise Ratio (SNR) fIN = 1kHz 79 82 82 85 85 88 dB DC ACCURACY Gain Error ±5 ✻✻ % Gain Error Mismatch DSP102 Channels ±2 ✻✻ % Integral Linearity ±2.75V Input Range Differential Linearity ±2.75V Input Range Integral Linearity Error ±0.7V Input Range ±0.003 ✻✻ % Differential Linearity Error ±0.7V Input Range ±0.002 ✻✻ % No Missing Codes ±0.7V Input Range 14 ✻✻ Bits Bipolar Zero Error (3) ±2 mV Bipolar Zero Mismatch (3) DSP102 Channels ±2 mV Power Supply Sensitivity –5.25V < VA– < –4.75V –60 ✻✻ dB +4.75V<VA+, VD+ <+5.25V –60 ✻✻ dB SAMPLING DYNAMICS Aperture Delay 30 ✻✻ ns Aperture Jitter 100 ✻✻ ps, rms Transient Response 1 ✻✻ µs Overvoltage Recovery 5 ✻✻ µs DIGITAL INPUTS Logic Levels (Except OSC1) VIL IL = ±10µA 0 +0.8 ✻✻ ✻ ✻ V VIH IH = ±10µA +2.4 +5 ✻✻ ✻ ✻ V OSC1 Clock Frequency 16 MHz Data Transfer Clock (XCLK) Frequency 0.1 12 ✻✻ ✻ ✻ MHz Duty Cycle 40 50 60 ✻✻ ✻ ✻ % Conversion Clock (CLKIN) Frequency 0.5 5.33 ✻✻ ✻ ✻ MHz Duty Cycle 25 33 55 ✻✻✻ ✻✻ ✻ % DIGITAL OUTPUTS Format Coding Logic Levels (Except OSC2) VOL ISINK = 4mA 0 +0.4 ✻✻ ✻ ✻ V VOH ISOURCE = 4mA +2.4 +5 ✻✻ ✻ ✻ V OSC2 Conversion Clock (CLKOUT) Drive Capability ±2mA ✻✻ mA POWER SUPPLIES Rated Voltage VA+ +4.75 +5 +5.25 ✻✻✻ ✻✻ ✻ V VA– –5.25 –5 –4.75 ✻✻✻ ✻✻ ✻ V VD +4.75 +5 +5.25 ✻✻✻ ✻✻ ✻ V Power Consumption XCLK = OSC1 = 12MHz 250 425 ✻✻ ✻ ✻ mW Supply Current XCLK = OSC1 = 12MHz IA+ 30 45 ✻✻ ✻ ✻ mA IA– –18 –25 ✻✻ ✻ ✻ mA ID 515 ✻✻ ✻ ✻ mA TEMPERATURE RANGE Specification 0 +70 ✻✻ ✻ ✻ oC Storage –65 +125 ✻✻ ✻ ✻ oC NOTES: (1) All dynamic specifications are based on 2048-point FFTs, using four-term Blackman-Harris window. (2) All specifications in dB are referred to a full-scale input, ±2.75Vp-p. (3) Adjustable to zero with external potentiometer. SPECIFICATIONS At TA = 0°C to 70°C, ±2.75V input signal, sampling frequency (fS) = 200kHz, VA+ = VD = +5V, VA– = –5V, 16MHz external clock on OSC1, CLKOUT tied to CLKIN, 8MHz data transfer clock on XCLK, data analysis band-limited to 20kHz, unless otherwise specified. Sufficient to meet AC Accuracy Specifications 74HC Compatible Serial: MSB first; 16/18-bit and Cascaded 32-bit Mode Binary Two’s Complement Can only be used to drive crystal oscillator. |
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