M52277EVB Freescale Semiconductor, M52277EVB Datasheet - Page 29

• Manufacturer Part Number: M52277EVB
• Description: BOARD DEMO FOR MCF5227
• Manufacturer: Freescale Semiconductor
• Series: ColdFire®r
• Type: MCUr

Specifications of M52277EVB

• Contents: Board
• Silicon Manufacturer: Freescale
• Core Architecture: Coldfire
• Core Sub-architecture: Coldfire V2
• Silicon Core Number: MCF52
• Silicon Family Name: MCF5227x
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• For Use With/related Products: MCF52277
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5.8
5.9
Freescale Semiconductor
1
Num
During low power STOP, the synchronizers for the RESET input are bypassed and RESET is asserted asynchronously to
the system. Thus, RESET must be held a minimum of 100 ns.
1
R1
R2
R3
R4
R5
R6
R7
R8
Num
These general purpose specifications apply to the following signals: IRQn, all UART signals, FlexCAN signals, PWM
signals, DACKn and DREQn, and all signals configured as GPIO.
G1
G2
G3
G4
RESET Input valid to FB_CLK High
FB_CLK High to RESET Input invalid
RESET Input valid Time
FB_CLK High to RSTOUT Valid
RSTOUT valid to Config. Overrides valid
Configuration Override Setup Time to RSTOUT invalid
Configuration Override Hold Time after RSTOUT invalid
RSTOUT invalid to Configuration Override High Impedance
General Purpose I/O Timing
Reset and Configuration Override Timing
FB_CLK High to GPIO Output Valid
FB_CLK High to GPIO Output Invalid
GPIO Input Valid to FB_CLK High
FB_CLK High to GPIO Input Invalid
GPIO Outputs
GPIO Inputs
Table 18. Reset and Configuration Override Timing
MCF5227x ColdFire
FB_CLK
1
Characteristic
Characteristic
G3
Table 17. GPIO Timing
Figure 16. GPIO Timing
®
Microprocessor Data Sheet, Rev. 8
G1
G4
1
G2
Symbol
t
t
CHPOV
t
CHPOI
t
PVCH
CHPI
Symbol
t
t
t
t
CHROV
ROVCV
t
ROICZ
t
t
t
RVCH
CHRI
RIVT
COS
COH
Min
1.5
1.5
—
9
Min
1.5
20
—
—
9
5
0
0
Electrical Characteristics
Max
10
—
—
—
Max
10
—
—
—
—
—
—
1
Unit
ns
ns
ns
ns
t
t
t
Unit
CYC
CYC
CYC
ns
ns
ns
ns
ns
29