A/d trigger – adac/5501mf and adac/5502mf – Measurement Computing ADAC/5500 Series User Manual

Page 49

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Zero Drift:

±2 ppm/ °C

Signal to Noise and Distortion:

S/(N+D) 73 dB min. @ gain = 1

Total Harmonic Distortion:

-90dB (typical) @ gain = 1, measured to 5th harmonic

Full Power Bandwidth:

250 kHz

Input Impedance

Shunt Res. to Ground:

10 M ohm

Shunt Capacitance:

28 pf

On Resistance:

400 ohm

Over-voltage Protection:

±25 V (powered)
±40 V (unpowered)

Acceptable Operating Limit

Signal Plus Common Mode:

±12 V

Output Coding

Unipolar:

Straight binary

Bipolar:

Offset binary 2's complement

Gain/Channel/Sequence Selection:

256 element RAM

Data Format:

16-bit right justified

6.2.2

A/D Trigger – ADAC/5501MF and ADAC/5502MF

Clock Sources:

- software
- on board programmable pacer
- user defined external TTL

External Clock Input Delay:

- 100ns uncertainty

Trigger Sources:

- software
- on board (burst mode)
- external (TTL)

Triggering Modes:

- software gate
- external gate
- periodic burst
- pre-trigger (sample until trigger)
- post-trigger (sample after trigger)
- about-trigger (sample before and after trigger)

External Trigger Input Delay:

- 100ns uncertainty

ADAC Series

908196

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ADAC/5500 Series User’s Manual

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