Genie NI 5421 User Manual download pdf (Page 7)

© National Instruments Corporation 7 NI 5421 Specifications

Table 1. (Continued)

Specification Value Comments

Suggested Maximum Frequencies for Common Functions

Function Path Disable the

Analog Filter

and the Digital

Interpolation

Filter for Square,

Ramp, and

Triangle.

Direct

Low-Gain

Amplifier

High-Gain

Amplifier

Sine 43 MHz 43 MHz 43 MHz

Square Not Recommended 25 MHz 12.5 MHz

Ramp Not Recommended 5 MHz 5 MHz

Triangle Not Recommended 5 MHz 5 MHz

Spectral Characteristics

Signal to

Noise and

Distortion

(SINAD)

Path Amplitude

–1 dBFS.

Measured from

DC to 50 MHz.

SINAD at low

amplitudes is

limited by a

–148 dBm/Hz

noise floor.

Direct

Low-Gain

Amplifier

High-Gain

Amplifier

1 MHz 64 dB 66 dB 63 dB

10 MHz 61 dB 60 dB 47 dB

20 MHz 57 dB 56 dB 42 dB

30 MHz 60 dB 62 dB 62 dB

40 MHz 60 dB 62 dB 62 dB

43 MHz 58 dB 60 dB 55 dB

1 2 3 4 5 6 7 8 9 10 11 12 ... 35 36

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