THS789 Datasheet, PDF (23/34 Pages) Texas Instruments – THS789 Quad-Channel Time Measurement Unit (TMU)

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8.2 Typical Application
Time Stamp
Processor
THS789
SLOS776A – SEPTEMBER 2012 – REVISED DECEMBER 2015
Sequencer
Timing Logic
Formatter
Error Logic
RdataA
RdataB
RdataC
RdataD
RCLK
RstrobeA
RstrobeB
RstrobeC
RstrobeD
Output (Voltage)
TEMP
OT_ALARM
PLL
DLL
Serial
Result Data
Time
Stamp
Logic
Event
Logic
Control
Registers
Temp
Sensor
Host
Interface
MCLK
(Fixed)
Sync Input
EventA
EventB
EventC
EventD
DCL/PPMU
Reset
Hdata
HCLK
Hstrobe
Serial Host
Processor
Interface
Figure 7. Example of Application Diagram in ATE Environment
8.2.1 Design Requirements
For this design example, use the parameters listed in Table 15 as the input parameters.
Table 15. Design Parameters
DESIGN PARAMETER
Results interface size
Results time range
Rclock
DDR mode
Temperature monitor
Connect CD/Connect AB
Counter size
REGISTER WRITE (80h)
REGISTER WRITE (81h)
EXAMPLE VALUE
40 bit
–7.158 to 7.158 s
300 MHz
Off
On
Off
34 bit
0xA680
0x0003
DUT
B0387-01
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