IMX51 View Datasheet(PDF) - Freescale Semiconductor

Part Name

Description

Manufacturer

IMX51

i.MX51 Applications Processors for Consumer and Industrial Products

Freescale Semiconductor 

Electrical Characteristics

Figure 6 depicts the load circuit for output pads for standard- and fast-mode. Figure 7 depicts the output

pad transition time definition. Figure 8 depicts load circuit with external pull-up current source for

HS-mode. Figure 9 depicts HS-mode timing definition.

From Output

Under Test

Test Point

CL

CL includes package, probe and fixture capacitance

Figure 6. Load Circuit for Standard and Fast-Mode

Output

OVDD

70%

30%

0V

tf

Figure 7. Definition of Timing for Standard and Fast-Mode

OVDD

From Output

Under Test

3 mA1

Test Point

CL2

Notes:

1Load current when output is between 0.3×OVDD and 0.7×OVDD

2CL includes package, probe, and fixture capacitance.

Figure 8. Load Circuit for HS-Mode with External Pull-Up Current Source

70%

30%

Output (at pad)

tTLH

OVDD

70%

tTHL

30%

0V

PA3Max = max of tTLH and tTHL

PA4Max = max tTHL

Figure 9. Definition of Timing for HS-Mode

i.MX51 Applications Processors for Consumer and Industrial Products, Rev. 6

Freescale Semiconductor

37

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