MPC8240EC datasheet(23/52 Pages) MOTOROLA

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MOTOROLA

MPC8240 Integrated Processor Hardware Specifications

Electrical and Thermal Characteristics

Figure 15. I2C Timing Diagram III

Figure 16. I2C Timing Diagram IV (Qualified Signal)

1.4.2.6

PIC Serial Interrupt Mode AC Timing Specifications

Table 14 provides the PIC serial interrupt mode AC timing specifications for the MPC8240.

Table 14. PIC Serial Interrupt Mode AC Timing Specifications

At recommended operating conditions (see Table 2) with LVDD = 3.3 V ± 0.3 V

Num

Characteristic

Min

Max

Unit

Notes

S_CLK frequency

1/14 SDRAM_SYNC_IN

1/2 SDRAM_SYNC_IN

MHz

S_CLK duty cycle

S_CLK output valid time

—

Output hold time

—

5S_FRAME, S_RST output valid

time

—1 sys_logic_clk period + 6

S_INT input setup time to S_CLK

1 sys_logic_clk period + 2

—

Input Data Valid

DFFSR FILTER CLK 1

SDA

Note:

1. DFFSR filter clock is the SDRAM_CLK clock times DFFSR value.

SCL/SDArealtime

SCL/SDAqualified

Delay 1

Note:

1. The delay is the local memory clock times DFFSR times 2 plus 1 local memory clock.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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