User Manual

Application Examples
Measuring Propagation Delay
You suspect that the memory timing in a microprocess or cir cuit is marginal. Set
up the oscilloscope to measure the propagation delay between the chip-select
signal and the data output of the memory device.
Type
Time
Source
CH1
Δt 20.00ns
1/Δt50.00MHz
ΔV 0.28V
Cursor 1
50.0ns
-0.20V
Cursor 2
70.0ns
0.08V
To set up to measure propagation delay, follow these steps:
1. Push the AutoSet button to trigger a stable display.
2. Adjust the horizontal and vertical controls to optimize the display.
3. Push the Cursor button to see the Cursor Menu.
4. Push Type Time.
5. Push Source CH1.
6. Push the Cursor 1 option button.
7. Turn the multipurpose k nob to place a cursor on the active edge of the
chip-select signal.
TDS2000C and TDS1000C-EDU Series Oscilloscope User Manual 43