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PARAMETER MEASUREMENT INFORMATION

(see Note A)

TEST CIRCUIT

S1

2

Open

GND

VOLTAGE WAVEFORMS

ENABLE AND DISABLE TIMES

B. Waveform 1 is for an output with internal conditions such that the output is low, except when disabled by the output control.

Waveform 2 is for an output with internal conditions such that the output is high, except when disabled by the output control.

C. All input pulses are supplied by generators having the following characteristics: PRR

D. The outputs are measured one at a time, with one transition per measurement.

50

Ω

DUT

50

Ω

50

Ω

TEST

S1

1.8 V

± 0.1 V

2

100

Ω

GND

No Load

0.3 V

Input Generator

Input Generator

1.8 V

± 0.1 V

GND

100

Ω

No Load

0.3 V

Output Control

0 V

Output

Waveform 2

S1 at GND

(see Note B)

Output

Waveform 1

(see Note B)

SA

CTRL

TS2PCIE2212

PCI Express™ SIGNAL SWITCH

SCDS209 – JUNE 2006

(Enable and Disable Times)

Figure 6. Test Circuit and Voltage Waveforms

6

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