PCI8502 40M synchronous data acquisition card

Features: Analog Input Input Range: -5~5V, -1~1V (-500~500mV, -200~200mV, -100~100mV can be customized) 12-bit resolution Sampling Rate: up to 40MHz/ch Input Channels: 4 synchronous inputs Analog Input Mode: Single-ended input Data Read Mode: inquire and DMA mode Memory Size: 256MB (DDR2) The memory of each channel is 64MB Clock Source: internal clock, external clock Trigger Mode: middle trigger, post trigger, pre trigger and delay trigger Trigger Source: software, ATR, DTR, TRG0~TRG7 Trigger Signal (Multi-card Synchronization) Trigger Direction: falling edge, rising edge, falling and rising edge trigger Trigger Level: decided by the input range Analog Trigger Source (ATR): each analog input can be used as the analog trigger source Analog Trigger Source (ATR) Input Range: the trigger level can be calculated with the 12-bit resolution, please see the ATR Trigger Trigger Source DTR Input Range: standard TTL level Auto-calibration Coupling Mode: DC, AC Analog Input Impedance: 1MR (50R can be selected) Operating Temperature Range: 0 ~50 Degrees Ceisius Storage Temperature Range: -20 ~70 Degrees Ceisius Other Features: Board Clock Oscillation: 40MHz Non-linear error: 2LSB(Maximum) System Measurement Accuracy: 0.1% System Noise: 0.8LSBrms Harmonic Distortion (THD): -75.1 dB Signal to Noise Ratio (SNR): 57.2 dB Spurious Free Dynamic Range (SFDR): 79.3 dB Significant Bits (ENOB): 9.1 3db bandwidth, typically 25MHz, max 35MHz Test Conditions: sampling frequency 40MS/s, using 200KHz sine wave, input the 95% of full scale amplitude.