MPC5643L datasheet(80/98 Pages) FREESCALE

80 / 98 page

MPC5643L Microcontroller Data Sheet, Rev. 3

Preliminary—Subject to Change Without Notice

Electrical characteristics

Freescale Semiconductor

Figure 30. Noise filtering on reset signal

3.17.2

IEEE 1149.1 interface timing

Table 31. RESET electrical characteristics

No.

Symbol

Parameter

Conditions1

NOTES:

1 V

DD = 3.3 V ± 10%, TJ = –40 to +150 °C, unless otherwise specified

Min

Typ

Max

Unit

1Ttr

Output transition time output pin2

2 C

L includes device and package capacitance (CPKG <5pF).

CL = 25pF

—

CL = 50pF

—

CL = 100pF

—

2WFRST

PnRSTIN input filtered pulse

—

3WNFRST PnRSTIN input not filtered pulse

—

500

—

Table 32. JTAG pin AC electrical characteristics

No.

Symbol

Parameter

Conditions

Min Max Unit

1tJCYC

TCK cycle time

—

100

—

2tJDC

TCK clock pulse width (measured at VDDE/2)

—

3tTCKRISE

TCK rise and fall times (40%–70%)

—

4tTMSS, tTDIS D TMS, TDI data setup time

—

5tTMSH, tTDIH D TMS, TDI data hold time

—

6tTDOV

TCK low to TDO data valid

—

7tTDOI

TCK low to TDO data invalid

—

VRSTIN

VIL

VIH

VDD

filtered by

hysteresis

filtered by

lowpass filter

WFRST

WNFRST

hw_rst

‘1’

‘0’

filtered by

lowpass filter

WFRST

unknown reset

state

device under hardware reset

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