Signal Display Systems, Inc.

Dynamo Board Data Sheet

 

 

Features

PCM-Audio Quality DACs with 16-Bit Resolution

4K x 8 FIFO Interface For Bursted Transfers

50 MHz Clock Frequency

0 V To +/-12 V Outputs at 60 mA

ISA Form Factor (1/2) With Selectable I/O addressing

5000 Gate CPLD For Reprogrammable, Custom Interface

Two Analog Inputs at +/-12V Maximum

12-Bit, Dual-Channel A/D Interface

Filtered Analog Supplies

Specifications

 

Digital To Analog Converter:

Resolution: 16-bits

Monotonicity: 15-bits

Settling Time: 1.5 usec

THD: -74 dB maximum with –20 dB input

Differential Linearity Error: +/- 0.001 % of FSR

Voltage Range: +/- 3.0 V nominal, +/- 12.0 V with gain amplifier

Accessibility: Mapped To I/O port through CPLD

Operating Temperature: -25 C to + 70 C

 

Analog To Digital Converter:

Resolution: 12-bits per channel

Channels: 2

Sampling Rate: 500 KHz per channel per channel

Conversion Time: 1.625 usec per channel

Aperture Jitter: 50 ps

THD: -72 dB

Accessibility: Mapped To I/O port through CPLD

Operating Temperature: -25 C to + 70 C

Clock Generation

Maximum frequency: 50 MHz

Maximum Jitter: 50 ps or less

Voltage Range: 3 Volts nominal, up to 12 Volts with amplifier

Duty Cycle: 45% minimum, 55% maximum at 50 MHz

Rise Time: 5 nsec minimum, 8 nsec maximum

Fall Time: 3 nsec minimum, 5 nsec maximum

Tolerance: 100 PPM nominal, 50 PPM with alternate oscillator

Load Capacity: 10 TTL Loads

Operating Temperature: 0 C to 70 C

I/O Interface

Inputs: 2 RCA connectors

Outputs: 4 RCA connectors