Tektronix Socket 7 TMS109A, Instruction Manual

Page: 78 / 113

Specifications
3–2
TMS 109A Socket 7 Microprocessor Support
Specifications
These specifications are for a probe adapter connected between a compatible
Tektronix logic analyzer and a system under test. Table 3–1 shows the electrical
requirements the system under test must produce for the support to acquire
correct data.
In Table 3–1 one podlet load is 20 k
W
in parallel with 2 pF.
Table 3–1: Electrical specifications
Characteristics Requirements
System under test DC power requirements
Voltage 4.75 – 5.25 VDC
Current I maximum (calculated) 1.8 A
I typical (measured)1.2 A
Probe adapter power supply requirements
Voltage 90 – 265 VAC
Current 1.1 A maximum at 100 VAC
Frequency 47 – 63 Hz
Power 25 W maximum
System under test clock
Clock rate
Tested cock rate Maximum 100 MHz
Maximum 100 MHz
Minimum setup time required 3.0 ns
Minimum hold time required 0 ns
AC load DC load
Measured typical SUT signal loading
CLK
25 pF 1 CDC2510B|| (30pF)
ADS#, ADSC#, W/R#, BRDY#, HLDA,
BE7–0#, BOFF# 5 pF 1 22LV10
RESET 5 pF 1 22LV10
All other signals 2 pF 1 22LV10