PCIMX536AVV8B datasheet(42/180 Pages) FREESCALE

42 / 180 page

i.MX53xA Automotive and Infotainment Applications Processors, Rev. 1

Freescale Semiconductor

Electrical Characteristics

4.5.5

LVDS I/O AC Electrical Characteristics

The differential output transition time waveform is shown in Figure 7.

Figure 7. Differential LVDS Driver Transition Time Waveform

Table 28 shows the AC parameters for LVDS I/O.

Table 27. AC Electrical Characteristics of UHVIO Pad (High Output Voltage Mode)

Parameter

Symbol

Test Condition

Min

Typ

Max

Unit

Output Pad Transition Times (High Drive)

tr, tf

15 pF

35 pF

—

1.72/1.92

3.46/3.70

Output Pad Transition Times (Medium Drive)

tr, tf

15 pF

35 pF

—

2.38/2.56

5.07/5.25

Output Pad Transition Times (Low Drive)

tr, tf

15 pF

35 pF

—

4.55/4.58

10.04/9.94

Output Pad Slew Rate (High Drive)1

1 tps is measured between VIL to VIH for rising edge and between VIH to VIL for falling edge.

tps

15 pF

35 pF

1.05/0.94

0.52/0.49

——

V/ns

Output Pad Slew Rate (Medium Drive)1

tps

15 pF

35 pF

0.76/0.71

0.36/0.34

——

Output Pad Slew Rate (Low Drive)1

tps

15 pF

35 pF

0.40/0.93

0.18/0.18

——

Output Pad di/dt (High Drive)

tdit

—

82.8

mA/ns

Output Pad di/dt (Medium drive)

tdit

—

65.6

Output Pad di/dt (Low drive)

tdit

—

43.1

Input Transition Times2

2 Hysteresis mode is recommended for inputs with transition times greater than 25 ns.

trm

—

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