Digital Signal Processing Reference
In-Depth Information
•
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 16384
•
High resolution mode
54621A/D, 54622A/D, 54624A: 12 bits of resolution when = 500
µ
s/
div (average mode with ave = 1)
54641A/D, 54642A/D: 12 bits of resolution when =100
µ
s/div (av-
erage mode with ave = 1)
•
Filter
Sinx/x interpolation (single shot BW = sample rate/4 or bandwidth
of scope, whichever is less) with vectors on.
D.2.2
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 (min pulse width)
5 ns
D.2.3
Vertical System: Analog Channels
•
Analog channels
54621A/D, 54622A/D, 54641A/D, 54642A/D: Ch 1 and 2 simulta-
neous acquisition
54624A: Ch 1, 2, 3, and 4 simultaneous acquisition
