SCF5250 datasheet(35/48 Pages) MOTOROLA

35 / 48 page

Electrical Characteristics

SCF5250 Integrated ColdFire® Microprocessor Data Sheet, Rev. 1.1

Freescale Semiconductor

Figure 10. General-Purpose Parallel Port Timing Definition

Table 29. IEEE 1149.1 (JTAG) AC Timing Specifications

Num

Characteristic

Units

Min

Max

TCK Frequency of Operation

MHz

TCK Cycle Time

100

nSec

J2a

TCK Clock Pulse High Width

nSec

J2b

TCK Clock Pulse Low Width

nSec

J3a

TCK Fall Time

(VIH=2.4 V to VIL=0.5 V)

—5

nSec

J3b

TCK Rise Time

(VIL=0.5 v to VIH=2.4 V)

—5

nSec

TDI, TMS to TCK rising (Input Setup)

—

nSec

TCK rising to TDI, TMS Invalid (Hold)

—

nSec

Boundary Scan Data Valid to TCK (Setup)

tbd

—

nSec

TCK to Boundary Scan Data Invalid to rising edge (Hold)

tbd

—

nSec

TRST Pulse Width

(asynchronous to clock edges)

—

nSec

TCK falling to TDO Valid

(signal from driven or three-state)

—15

nSec

J10

TCK falling to TDO High Impedance

—

nSec

J11

TCK falling to Boundary Scan Data Valid

(signal from driven or three-state)

—

tbd

nSec

BCLK

GPIO IN

GPIO OUT

SCF5250 Datasheet(PDF) 35 Page - Motorola, Inc

SCF5250 Datasheet(HTML) 35 Page - Motorola, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

Datasheet Download

Link URL