Agilent Technologies U2802A User Manual download pdf (Page 17)

U2300A

High density multifunction USB DAQ

Model number U2355A U2356A U2331A

Analog input

Resolution 16 bits, no missing codes 12 bits, no missing codes

Number of channels 64 SE/32 DI (software selectable/channel)

Maximum sampling rate

[1]

250 kSa/s 500 kSa/s

3 MSa/s (single channel)

1 MSa/s (multiple

channels)

Scan list memory Up to 100 selectable channel entries

Programmable bipolar input range ±10 V, ±5 V, ±2.5 V, ±1.25 V

±10 V, ±5 V, ±2.5 V,

±1.25 V, ±1 V, ±0.5 V,

±0.25 V, ±0.2 V, ±0.05 V

Programmable unipolar input range 0 to 10 V, 0 to 5 V, 0 to 2.5 V, 0 to 1.25 V

0 to 10 V, 0 to 5 V, 0 to 4 V,

0 to 2.5 V, 0 to 2 V, 0 to 1 V,

0 to 0.5 V, 0 to 0.4 V, 0 to

0.1V

Input coupling DC

Input impedance 1 GΩ / 100 pF

Operational common mode voltage range ±7.5 V maximum

Overvoltage protection Power-on: Continuous ±30 V, Power-off: Continuous ±15 V

Trigger sources External analog/digital trigger, SSI/Star trigger

[2]

Trigger modes Pre- trigger, delay-trigger, post-trigger, and middle-trigger

FIFO buffer size Up to 8 MSa

Analog output

Resolution 12 bits

Number of channels 2

Maximum update rate 1 MSa/s

Output ranges 0 to 10 V, ±10 V, 0 to AO_EXT_REF, ±AO_EXT_REF

[3]

Output coupling DC

Output impedance 0.1 Ω Typical

Stability Any passive load up to 1500 pF

Power-on state 0 V steady state

Trigger sources External analog/digital trigger, SSI/Star trigger

[2]

Trigger modes Post-trigger and delay-trigger

FIFO buffer size

One channel: Maximum 8 MSa

Two channels: Maximum 4 MSa/ch

Function generation mode Sine, square, triangle, sawtooth, and noise waveforms

Digital I/O

Number of bits 24-bit programmable input/output

Compatibility TTL

Input voltage

= 0.7 V max, I

= 10 μA max

= 2.0 V min, I

= 10 μA max

Input voltage range –0.5 V to +5.5 V

Output voltage

= 0.45 V max, I

= 8 mA max

= 2.4 V min, I

= 400 μA max

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Agilent Technologies U2802A User Manual Page 17

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