The Tektronix TDS540 is a 500 MHz, 1 GS/s quad-channel digital scope introduced in 1992.

Tektronix TDS540
500 MHz, 1 GS/s digital scope
Tektronix TDS540

Produced from 1991 to (?)

Manuals

TDS540

TDS540A

TDS540B

TDS540C

TDS540D

Schematics

Common

(All manuals in PDF format unless noted otherwise)

The TDS540 uses an amplifier IC, U1000, U1200, U1300, and U1400, part number 155-0378-00, which is a packaging of the M377.

Key Specifications

Bandwidth 500 MHz
Rise time 700 ps
Sample rate 1 GS/s (only 1 ch ) / 500 MS/s (only 2 ch) / 250 MS/s (all ch)
Time base 500 ps/Div to 10 s/Div
Deflection 2 mV/Div to 200 mV/Div (Opt. 1D: 1 mV/Div to 100 mV/Div)
Resolution 8 bits / 12 bits (HI-RES Mode)
Record length 500 to 15 k points ( Opt. 1M: 50 k points)
Input impedance 1 MΩ / 50 Ω
Interface GPIB standard
Available Options 05, 13, 1K, 1M, 1R, 23, 25, 2F


Software


Firmware

Options

  • 05 - Video Trigger
  • 13 - RS-232/CENTRONICS HARDCOPY INTERFACE.
  • 1K - K420 Oscilloscope Cart without power strip
  • 1M - 50k Memory Length
  • 1R - Rackmount
  • 23 - Add two each P6205 Active Probes
  • 25 - Add P6563A, four SMD probes
  • 2F - ADVANCED DSP MATH

Repair issues

A common failure reason on early TDS-family scopes are surface-mounted capacitors leaking corrosive electrolyte.

Pictures

Part numbers of included PCB by TDS540

Part No Description Module numbers
672-1476-0x Acquisition board A10
672-2045-0x Acquisition board (1M Option) A10
671-1477-01/02 DRAM/CPU/Display board (1M Option) A11
671-2002-01/02 DRAM/CPU/Display board A11
614-0890-00 Front panel assembly A12
614-0896-00/01 Front panel assembly A12
671-1701-00/01 Firmware board A13
671-1568-00 D1 Bus A14
119-4092-0x Attenuator assembly A15
119-3371-0x Power supply unit A16
119-4415-0x Power supply unit A16
640-0071-00/01 CRT Display assembly A20

Assembly part numbers

Assy Description TDS540 P/N TDS540A P/N TDS540B P/N TDS540C P/N TDS540D P/N
A10 Acquisition board 672-1476-0x 672-1408-xx - 671-4039-01
A10 Acquisition board (1M Opt.) - - - 671-4041-00
A11 DRAM/CPU/Display board 671-2002-01/02 671-2771-xx - 671-4002-00
A11 DRAM/CPU/Display board 671-1477-01/02(1M Opt.) - - 671-4171-00
A12 Front panel assembly - 614-2469-xx - 614-0935-03
A12 Front panel assembly - - - 614-0937-02
A13 Firmware board 671-1701-00/01 - - -
A14 D1 Bus 671-1568-00 671-2846-xx - 671-2847-00
A14 D1 Bus (Opt. 05) - - - 671-2848-00
A15 Attenuator assembly 119-4092-0x - - -
A16 Power supply unit 119-3371-0x - - 620-0063-04
A16 Power supply unit 119-4415-0x - - -
A20 CRT Display assembly 640-0071-00/01 640-0071-xx 640-0071-06 640-0071-06 -
A23 RS232/Centronics assembly 640-2437-00 640-2437-00 640-2437-00 640-2437-00 -

Components

Some Parts Used in the TDS540

Part Part Number(s) Class Description Used in
155-0378-00 155-0378-00 Monolithic integrated circuit amplifier TDS410 TDS420 TDS430 TDS460 TDS540 TDS540A TDS544 TDS520 TDS520A TDS524A


Some Parts Used in the TDS540A

Part Part Number(s) Class Description Used in
155-0378-00 155-0378-00 Monolithic integrated circuit amplifier TDS410 TDS420 TDS430 TDS460 TDS540 TDS540A TDS544 TDS520 TDS520A TDS524A


Some Parts Used in the TDS540B

Part Part Number(s) Class Description Used in
H2462 Hybrid integrated circuit oscilloscope channel input module TDS510B TDS520B TDS524B TDS540B TDS544B TDS620B TDS640B TDS644B TDS680B TDS684B TDS714 TDS724 TDS744 TDS754 TDS782 TDS784 TDS794


Some Parts Used in the TDS540C


Some Parts Used in the TDS540D

Part Part Number(s) Class Description Used in
M377 165-2129-03 165-2089-06 155-2089-05 Monolithic integrated circuit amplifier 11A16 11A32 11A33 11A34 11A52 2245 2245A 2247 2247A 2252 TDS410 TDS420 TDS460 TDS520D TDS540D TDS580D TDS680C TDS684C TDS714L TDS724D TDS754D TDS784D