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Performance Characteristics
* Denotes Warranted Specifications, all others are typical. Specifications are valid after a 30-minute warm-up period and ± 10°C from firmware calibration temperature.
Acquisition: Analog Channels
Sample Rate
200 MSa/s maximum per scope
channel
Memory Depth
2 MB/channel
4 MB max with single scope channel
on (Single mode)
Vertical Resolution
8 bits
Peak Detection
5 ns
Averaging
selectable from 2, 4, 8, 16, 32, 64 ...
to 16k
High Resolution Mode
12 bits of resolution when > 200
us/div, (average mode with ave = 1)
Filter:
Sinx/x interpolation (single shot BW
= sample rate/4) with vectors on.
Acquisition: Digital Channels
(on 54621D and 54622D only)
Sample Rate
400 MSa/s maximum
Memory Depth Per Channel
8 channels same pod
8 MB/channel maximum
2 pods in use
4 MB/channel maximum
Vertical Resolution
1 bit
Glitch Detection (min pulse width)
5 ns
Vertical System: Analog Channels
Scope Channels
54621A/D, 54622A/D
Ch 1 and 2 simultaneous acquisition
54624A Ch 1, 2, 3 and 4 simultaneous acqui-
sition
54621A/D
Bandwidth (~3 dB)*
dc to 60 MHz
ac coupled
3.5 Hz to 60 MHz
Calculated risetime
~5.8 ns (= 0.35/bandwidth)
54622A/D, 54624A
Bandwidth (~3 dB)*
dc to 100 MHz
ac coupled
3.5 Hz to 100 MHz
Calculated risetime
~3.5 ns (= 0.35/bandwidth)
Single Shot Bandwidth
50 MHz
1
1 mV/div is a magnification of 2 mV/div setting. For ver-
tical accuracy calculations, use full scale of 16 mV for 1
mV/div sensitivity setting.
8
Range
1
1 mV/div to 5 V/div
Maximum Input
CAT I 300 Vrms, 400 Vpk
CAT II 100 Vrms, 400 Vpk
with 10074C 10:1 probe:
CAT I 500 Vpk, CAT II 400 Vpk
Offset Range
± 5 V on ranges < 10 mV/div
±25 V on ranges 10 mV/div to
199 mV/div
±100 V on ranges ≥ 200 mV/div
Dynamic Range
Lesser of ± 8 div or ± 32 V
Input Resistance
1 MΩ ± 1%
Input Capacitance
~ 14 pF
Coupling
ac, dc, ground
BW Limit
~ 20 MHz selectable
Channel-to-Channel Isolation
dc to 20 MHz > 40 dB (with channels
at same V/div);
20 MHz to max bandwidth > 30 dB
Probes
10:1 10074C shipped standard for
each analog channel
Probe ID (Agilent/HP & Tek Compatible)
Auto probe sense
ESD Tolerance
± 2 kV
Noise Peak-to-Peak
2% full scale or 1 mV, whichever is
greater
Common Mode Rejection Ratio
20 dB @ 50 MHz
DC Vertical Gain Accuracy*
1
± 2.0% full scale
DC Vertical Offset Accuracy
< 200 mV/div
± 0.1 div ± 1.0 mV ± 0.5% offset
value
≥ 200 mV/div
± 0.1 div ± 1.0 mV ± 1.5% offset
value
Single Cursor Accuracy
1
±{DC Vertical Gain Accuracy + DC
Vertical Offset Accuracy + 0.2% full
scale (~1/2 LSB) }
Example: for 50 mV signal, scope set
to 10 mV/div (80 mV full scale),
5 mV offset, accuracy =
±{2.0%(80 mV) + 0.1 (10 mV) +
1.0 mV + 0.5% (5 mV) + .2%(80 mV)}
= ± 3.78 mV
Dual Cursor Accuracy*
1
±{DC Vertical Gain Accuracy + 0.4%
full scale (~1 LSB)}
Example: for 50 mV signal, scope set
to 10 mV/div (80 mV full scale),
5 mV offset, accuracy =
±{2.0%(80 mV) + .4%(80 mV)} =
± 1.92 mV
Vertical System: Digital Channels
(54621D and 54622D only)
Number of Channels
16 Digital – labeled D15 – D0
Threshold Selections
Pod 1: D7 – D0, Pod 2: D15 – D8
Maximum Input Voltage
± 40 V peak CAT I
Threshold Range
± 8.0 V in 10 mV increments
Threshold Accuracy*
± (100 mV + 3% of threshold setting)
Input Dynamic Range
±10 V about threshold
Minimum Input Voltage Swing
500 mV peak-to-peak
Input Capacitance
~ 8 pF
Input Resistance
100 kΩ, ±2% at probe tip
Channel-to-Channel Skew
2 ns typical, 3 ns maximum
Horizontal:
Range
5 ns/div to 50 s/div
Resolution
40 ps
Vernier
1-2-5 increments when off, 25 minor
increments between major settings
when on
Reference Positions
Left, Center, Right
Delay Range
Pre-trigger (negative delay)
Greater of 1 screen width or 10 ms
Post-trigger (positive delay)
500 seconds
Analog Delta-t Accuracy
Same Channel*
± 0.01% reading ± 0.1% screen
width ± 40 ps
Example: for signal with pulse width
of 10 µs, scope set to 5 µs/div (50 µs
screen width), delta-t accuracy =
±{.01%(10 µs) +
0.1%(50 µs) + 40 ps} = 51.04 ns
Channel-to-Channel
± 0.01% reading ± 0.1% screen
width ± 80 ps
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