MPC852TZT50 datasheet(47/80 Pages) FREESCALE

47 / 80 page

MPC852T Hardware Specifications, Rev. 3.1

Freescale Semiconductor

CPM Electrical Characteristics

14.4 Timer AC Electrical Specifications

Table 19 provides the general-purpose timer timings as shown in Figure 45.

Figure 45. CPM General-Purpose Timers Timing Diagram

14.5 SCC in NMSI Mode Electrical Specifications

Table 20 provides the NMSI external clock timing.

Table 19. Timer Timing

Num

Characteristic

All Frequencies

Unit

Min

Max

TIN/TGATE rise and fall time

—

TIN/TGATE low time

—

clk

TIN/TGATE high time

—

clk

TIN/TGATE cycle time

—

clk

CLKO low to TOUT valid

Table 20. NMSI External Clock Timing

Num

Characteristic

All Frequencies

Unit

Min

Max

100

RCLK3 and TCLK3 width high 1

1/SYNCCLK

—

101

RCLK3 and TCLK3 width low

1/SYNCCLK +5

—

102

RCLK3 and TCLK3 rise/fall time

—

15.00

103

TXD3 active delay (from TCLK3 falling edge)

0.00

50.00

104

RTS3 active/inactive delay (from TCLK3 falling edge)

0.00

50.00

105

CTS3 setup time to TCLK3 rising edge

5.00

—

CLKO

TIN/TGATE

(Input)

TOUT

(Output)

MPC852TZT50 Datasheet(PDF) 47 Page - Freescale Semiconductor, Inc

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