3 ac characteristics, Ac characteristics, Output current as a function of output voltage – Avago Technologies LSI53C120 User Manual

Page 45: Clock timing

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Electrical Characteristics

3-15

Figure 3.7

Output Current as a Function of Output Voltage

3.2.3 AC Characteristics

The AC characteristics described in this section apply over the entire
range of operating conditions (refer to the DC Characteristics section).
Chip timings (

Figure 3.8

on

page 3-16

) are based on simulation at worst

case voltage, temperature, and processing. The LSI53C120 requires a
40 MHz clock input. (See

Table 3.18

.)

Output Sink Current (milliamperes)

800

600

400

200

0

0

1

2

3

4

5

Output Voltage (Volts)

Output Source Current (milliamperes)

20

40

60

80

100

0

1

2

3

4

5

Output Voltage (Volts)

0

Table 3.18

Clock Timing

Symbol

Parameter

Min

Max

Units

t

1

Clock period

24.5

25.5

ns

t

2

Clock low time

10

15

ns

t

3

Clock high time

10

15

ns

t

4

Clock rise time

1

V/ns

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