MPC8610EC datasheet(43/96 Pages) FREESCALE

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Electrical Characteristics

MPC8610 Integrated Host Processor Hardware Specifications, Rev. 0

Freescale Semiconductor

Figure 16 shows the AC timing diagram for the I2C bus.

Figure 16. I2C Bus AC Timing Diagram

2.10

DUART

This section describes the DC and AC electrical specifications for the DUART interface of the MPC8610.

2.10.1

DUART DC Electrical Characteristics

Table 32 provides the DC electrical characteristics for the DUART interface.

2.10.2

DUART AC Electrical Specifications

Table 33 provides the AC timing parameters for the DUART interface.

Table 32. DUART DC Electrical Characteristics

Parameter

Symbol

Min

Max

Unit

High-level input voltage

VIH

2OVDD + 0.3

Low-level input voltage

VIL

– 0.3

0.8

Input current (VIN

1 = 0 V or V

IN = VDD)IIN

—±5

μA

High-level output voltage (OVDD = mn, IOH = –100 μA)

VOH

OVDD – 0.2

—

Low-level output voltage (OVDD = min, IOL = 100 μA)

VOL

—0.2

Note:

1. The symbol VIN, in this case, represents the OVIN symbol referenced in Table 2 and Table 3.

Table 33. DUART AC Timing Specifications

Parameter

Value

Unit

Notes

Minimum baud rate

Platform clock/1,048,576

baud

Maximum baud rate

Platform clock/16

baud

1, 2

Oversample rate

—

1, 3

Notes:

1. Guaranteed by design.

2. Actual attainable baud rate will be limited by the latency of interrupt processing.

3. The middle of a start bit is detected as the 8th sampled 0 after the 1-to-0 transition of the start bit. Subsequent bit values are

sampled each 16th sample.

SDA

SCL

tI2CF

tI2SXKL

tI2CL

tI2CH

tI2DXKL

tI2DVKH

tI2SXKL

tI2SVKH

tI2KHKL

tI2PVKH

tI2CR

tI2CF

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