Specifications
TDS 340A, TDS 360 & TDS 380 Technical Reference
1–3
Table 1–3: Warranted characteristics — triggering system
Name Description
L
C Co
Trigger source Sensitivity
CH1 or CH2 ±(3% of |Setting – Net Offset
1
| + 0.2 div ×
volts/div setting + Offset Accuracy)
External ±(6% of |Setting| + 20 mV)
External/10 ±(6% of |Setting| + 200 mV)
ns
t
t
C
Trigger source Sensitivity
Co
CH1 or CH2 TDS 340A: 0.35 division from DC to 20
MHz, increasing to 1 div at 100 MHz
TDS 360: 0.35 division from DC to 50 MHz,
increasing to 1 div at 200 MHz
TDS 380: 0.35 division from DC to 50 MHz,
increasing to 1 div at 400 MHz
External TDS 340A: 50 mV from DC to 20 MHz,
increasing to 150 mV at 100 MHz
TDS 360: 50 mV from DC to 50 MHz,
increasing to 150 mV at 200 MHz
TDS 380: 50 mV from DC to 50 MHz,
increasing to 500 mV at 400 MHz
External/10 TDS 340A: 500 mV from DC to 20 MHz,
increasing to 1.5 V at 100 MHz
TDS 360: 500 mV from DC to 50 MHz,
increasing to 1.5 V at 200 MHz
TDS 380: 500 mV from DC to 50 MHz,
increasing to 5.0 V at 400 MHz
Input Impedance, External Trigger 1 MW ±2% in parallel with 20 pF ±2 pF
Maximum Input Voltage,
External Trigger
±300 V (DC or AC) CAT II; derate at 20 dB/decade above 100 kHz to 13 V peak AC at
3 MHz and above
1
Net Offset = Offset – (Position × Volts/Div). Net Offset is the voltage level at the center of the A-D converter dynamic
range. Offset Accuracy is the accuracy of this voltage level.
Table 1–4: Power Requirements
Name Description
Source Voltage and Frequency
90 to 132 VAC
RMS
, continuous range, for 47 Hz through 440 Hz
132 to 250 VAC
RMS
, continuous range, for 47 Hz through 63 Hz
Power Consumption ≤65 Watts (120 VA)