Appendix A: Specifications

CSA7000 Series, TDS7000 Series, & TDS6000 Series Instruments User Manual A-25

Table A- 4: Trigger specifications (Cont.)
Characteristic Description
Edge trigger sensitivity, typical
CSA7404, CSA7154, TDS7404,
T
D
S
7
2
5
4
T
D
S
7
1
5
4
All sources, for vertical scale settings ≥10 mV/div and ≤1V/div
TDS7254, TDS7154,
TDS6604
,
& TDS6404 Trigger coupling Sensitivity
T
D
S
6
6
0
4
,
&
T
D
S
6
4
0
4
NOISE REJ 3×the DC-coupled limits
AC Same as DC-coupled limits for frequen-
cies >100 Hz, attenuates signals
<100 Hz
HF REJ Same as DC coupled limits for frequen-
cies <20 kHz, attenuates signals
>20 kHz
LF REJ Same as DC coupled limits for frequen-
cies >200 kHz, attenuates signals
<200 kHz
TDS7104 & TDS7054 All sources, for vertical scale settings ≥10 mV/div and ≤1V/div
Trigger coupling Sensitivity
NOISE REJ 3×the DC-coupled limits
AC Same as DC-coupled limits for frequen-
cies ≥60 Hz, attenuates signals <60 Hz
HF REJ 1.5×the DC-coupled limits from DC to
30 kHz, attenuates signals >30 kHz
LF REJ 1.5×the DC-coupled limits for frequen-
cies ≥80 kHz, attenuates signals
<80 kHz
Auxiliary trigger input resistance, typical ≥1.5 kΩ
Maximum trigger input voltage, typical
CSA7404, CSA7154, TDS7404,
TDS7254, TDS7154,
TDS7104, & TDS7054
±20 V (DC + peak AC)
TDS6604 & TDS6404 ±7.5 V (DC + peak AC)
Lowest frequency for Set Level to 50%, typical
CSA7404, CSA7154, TDS7404,
TDS7254, TDS7154,
TDS6604, & TDS6404
50 Hz
TDS7104 & TDS7054 30 Hz