AD779 데이터시트 PDF ( Data sheet )

a FEATURES AC and DC Characterized and Specified (K, B, T Grades) 128k Conversions per Second 1 MH- Full Power Bandwidth 500 kH- Full Linear Bandwidth 80 dB S, N+D (K, B, T Grades) Twos Complement Data Format (Bipolar Mode) Straight Binary Data Format (Unipolar Mode) 10 M Input Impedance 16-Bit Bus

Data Sheet FEATURES Power Supply: 2.5 V to 5.25 V operation Normal: 75 μA maximum Power-down: 1 μA maximum RMS noise: 1.1 μV at 9.5 H- update rate 16-bit p-p resolution Integral nonlinearity: 3.5 ppm typical Simultaneous 50 H- and 60 H- rejection Internal clock oscillator Programmable gain amplif

Data Sheet FEATURES Power Supply: 2.5 V to 5.25 V operation Normal: 75 μA max Power-down: 1 μA max RMS noise: 1.1 μV at 9.5 H- update rate 19.5-bit p-p resolution (22 bits effective resolution) Integral nonlinearity: 3.5 ppm typical Simultaneous 50 H- and 60 H- rejection Internal clock oscillator

Preliminary Technical Data FEATURES Resolution: Low Power, 16, 24-Bit Sigma-Delta ADC with Low-Noise In-Amp and Embedded Reference AD7792, AD7793 GND VBIAS VDD BANDGAP REFERENCE AVDD REFIN(+), AIN3(+) REFIN(-), AIN3(-) GND SIGMA DELTA ADC SERIAL INTERFACE AND CONTROL LOGIC DOUT, RDY DIN SCLK CS A

a FEATURES Single +5 V Supply Transmit Channel On-Chip GMSK Modulator Two 10-Bit D, A Converters Analog Reconstruction Filters Power-Down Mode Receive Channel Two Sigma-Delta A, D Converters FIR Digital Filters On-Chip Offset Calibration Power-Down Mode 3 Auxiliary D, A Converters Power-Down Modes O

a FEATURES Single +5 V Supply 32-Bit Phase Accumulator On-Chip COSINE and SINE Look-Up Tables On-Chip 10-Bit DAC Frequency, Phase and Amplitude Modulation Parallel and Serial Loading Software and Hardware Power Down Options 20 MH- and 50 MH- Speed Grades 44-Pin PLCC APPLICATIONS Frequency Synthesize