Loopback Timing

TLF9365 – 9

Loopback Specifications

Symbol

Parameter

Min

Max

Units

Loopback Setup Time (Note 1)

50

ns

Loopback Hold Time (Note 1)

1000

ns

Note 1

This parameter is guaranteed by design and is not tested

AC Timing Test Conditions

All specifications are valid only if the mandatory isolation is

employed and all differential signals are taken to be at the

AUI side of the pulse tranformer

Input Pulse Levels (TTLCMOS)

GND to 30V

Input Rise and Fall Times (TTLCMOS)

5 ns

Input and Output Reference Levels

(TTLCMOS)

13V

Input Pulse Levels

(Diff)

b

Input and Output

50% Point of

Reference Levels (Diff)

the Differential

TLF9365 – 10

FIGURE 3

Symbol

Parameter

Typ

Units

Input Capacitance

7

pF

Output Capacitance

7

pF

TLF9365 – 12

FIGURE 4

Note

AUI side of the isolation (pulse transformer) The pulse transformer used for

all testing is the Pulse Engineering PE64103

10