13

Performance Characteristics

Acquisition: Analog Channels

Max Sample Rate

54621A/D, 54622A/D, 54624A: 200 MSa/s

54641A/D, 54642A/D: 2 GSa/sec interleaved, 1 GSa/sec each channel

Max Memory Depth

54621A/D, 54622A/D, 54624A: 4 MB interleaved, 2 MB each channel

54641A/D, 54642A/D: 8 MB interleaved, 4 MB each channel

Vertical Resolution

8 bits

Peak Detection

54621A/D, 54622A/D, 54624A: 5 ns

54641A/D, 54642A/D: 1 ns @ max sample rate

Averaging

Selectable from 2, 4, 8, 16, 32, 64 … to 16383

High Resolution Mode

54621A/D, 54622A/D, 54624A: 12 bits of resolution when

≥500 µs/div, (average mode with ave = 1)

54641A/D, 54642A/D: 12 bits of resolution when

≥100 µs/div, (average mode with ave = 1)

Filter

Sinx/x interpolation (single shot BW = sample rate/4 or bandwidth of scope, whichever is less) with vectors on.

Acquisition: Digital Channels (54621D, 54622D, 54641D, and 54642D only)

Max Sample Rate

54621D, 54622D: 400 MSa/s interleaved, 200 MSa/s each channel

54641D, 54642D: 1 GSa/s

Max Memory Depth

54621D, 54622D: 8 Mb interleaved, 4 Mb ea. channel

54641D, 54642D: 4 Mb

Vertical Resolution

1 bit

Glitch Detection

5 ns

(min pulse width)

Vertical System: Analog Channels

Analog Channels

54621A/D, 54622A/D, 54641A/D, 54642A/D: Ch 1 and 2 simultaneous acquisition

54624A: Ch 1, 2, 3 and 4 simultaneous acquisition

Bandwidth (-3dB)*

54621A/D: dc to 60 MHz

54622A/D, 54624A: dc to 100 MHz

54641A/D: dc to 350 MHz

54642A/D: dc to 500 MHz

ac Coupled

54621A/D: 3.5 Hz to 60 MHz

54622A/D: 54624A: 3.5 Hz to 100 MHz

54641A/D: 3.5 Hz to 350 MHz

54642A/D: 3.5 Hz to 500 MHz

Calculated Risetime

54621A/D: ~5.8 ns

(=0.35/bandwidth)

54622A/D, 54624A: ~3.5 ns

54641A/D: ~1.0 ns

54642A/D: ~700 ps

Single Shot Bandwidth

54621A/D, 54622A/D, 54624A: 50 MHz

54641A/D: 350 MHz maximum

54642A/D: 500 MHz maximum

* Denotes Warranted Specifications, all others are typical. Specifications are valid after a 30-minute warm-up period and ±10 °C from firmware calibration temperature.