This is the standard board containing 4(14-bit)A/D Channels, 8(14-bit)D/A channels, an RS-232 serial port, 2 general purpose LEDs, 8 general purpose input lines.

特性:

• Simultaneous sampling on all A/D input channels

• Simultaneous updating on all D/A output channels

• ± 10 Volt input/output range

• RS-232 (UART) port for connection to a PC or other HMI device (921.6 kbps, max.)

• 8 digital, general purpose inputs pins

• Add support maximum of 8 A/D (選購)

• Add support a total of 16 A/D and 16 D/A channels can be achieved.(選購)

• Ethernet and Fiber Optic Interfaces(選購)

• Character LCD optional interface (選購)

規格:

Analog to Digital Conversion :

• Total number of channels 4 (optionally 8)

• Resolution :14 bits

• Maximum Conversion Rate :100 kbps for all 4 channels, 350 kbps for a single channel

• Input Voltage Range ± 10 Volts

• Sampling Mode Simultaneously across all channels

• Aperture Jitter 50 ps typ.

• SNDR 78 dB min. @ 25° C

• Gain Error (positive and negative) ± 8 LSB max. ±2 LSB typical

• Bipolar Zero Error ± 10 LSB max. ±2 LSB typical

• Integral Nonlinearity ± 1.5 LSB max., ±0.6 typical

• Differential Nonlinearity ± 1.0 LSB max, No missing codes

Digital to Analog Conversion :

• Total number of channels 8

• Resolution 14 bits

• Input Voltage Range ± 10 Volts

• Update Mode Simultaneously updates for all channels

• Settling Time 31 μsec to ½ LSB, for full scale swing

• Relative Accuracy ±2 LSB max

• Zero-Scale Error ±8 LSB max, ±2 LSB typical

• Full-scale Error ±8 LSB max, ±2 LSB typical

• Gain Error ±2 LSB typical

• Differential Nonlinearity ±1 LSB max. Guaranteed Monotonic

應用:

• 3 phase motor control

• 3 phase power inverter designs

• Precision 3 phase sine wave generation

• Remote power system monitoring