Table 1-6: Nominal Traits - Display System; Table 1-7: Nominal Traits - Gpib Interface, Output Ports, And Power Fuse; Table 1-8: Nominal Traits - Data Handling And Reliability - Tektronix TDS 520B Service Manual

Nominal Traits
Table 1–6: Nominal Traits — Display System
Name
Video Display
Video Display Resolution
Waveform Display Graticule
Waveform Display Levels/Colors
Table 1–7: Nominal Traits — GPIB Interface, Output Ports, and Power Fuse
Name
Interface, GPIB
Interface, RS-232
Interface, Centronics
Interface, Video
Logic Polarity for Main- and Delayed-
Trigger Outputs
Fuse Rating
1
Each fuse type requires its own fuse cap.
Table 1–8: Nominal Traits — Data Handling and Reliability
Name
Time, Data-Retention, Nonvolatile
1, 2
Memory
Floppy disk,
(optional on the TDS 520B and 540B)
1
The times that reference waveforms, stored setups, and calibration constants are retained.
2
Data is maintained by small lithium-thionyl-chloride batteries internal to the memory ICs. The amount of lithium is so
small in these ICs that they can typically be safely disposed of with ordinary garbage in a sanitary landfill.
1–12
Description
7 inch diagonal, with a display area of 5.04 inches horizontally by 3.78 inches vertically
TDS 520B, 540B, 620B, 680B: Monochrome display
TDS 644B, 684B, 724A, 744A, 784A: Color display
640 pixels horizontally by 480 pixels vertically
Single Graticule: 401 501 pixels, 8 10 divisions, where divisions are 1 cm by 1 cm
TDS 520B, 540B, 620B & 680B: Sixteen levels in infinite-persistence or variable
persistence display
TDS 644B, 684B, 724A, 744A, 784A: Sixteen colors in infinite-persistence or variable
persistence display
Description
GPIB interface complies with IEEE Std 488-1987
RS-232 interface complies with EIA/TIA 574 (talk only)
Optional on the TDS 520B and 540B
Centronics interface complies with Centronics interface standard C332-44 Feb 1977,
REV A
VGA video output with levels that comply with EIA RS 343A standard. DB-15 connector
Negative TRUE. High to low transition indicates the trigger occurred.
1
Either of two fuses may be used: a 0.25
a 5 mm 20 mm (IEC 127): 5 A (T), 250 V.
Description
Battery life 5 years
3.5 inch, 720 K or 1.44 Mbyte, DOS 3.3-or-later compatible
1.25 (UL 198.6, 3AG): 6 A FAST, 250 V or
TDS 500B, 600B and TDS 700A Service Manual