TWR-MCF51CN-KIT Freescale Semiconductor, TWR-MCF51CN-KIT Datasheet - Page 20

• Manufacturer Part Number: TWR-MCF51CN-KIT
• Description: KIT TOWER BOARD/SERIAL/ELEVATOR
• Manufacturer: Freescale Semiconductor
• Series: ColdFire®, Flexis™r
• Type: MCUr

Specifications of TWR-MCF51CN-KIT

• Contents: 4 Boards, Cable, DVD
• Processor To Be Evaluated: MCF51CN128
• Data Bus Width: 8 bit, 16 bit, 32 bit
• Interface Type: RS-232, RS-485, Ethernet, USB, CAN
• Silicon Manufacturer: Freescale
• Core Architecture: Coldfire
• Core Sub-architecture: Coldfire V1
• Silicon Core Number: MCF51
• Silicon Family Name: MCF51CN
• Kit Contents: Board
• Rohs Compliant: Yes
• For Use With/related Products: Freescale Tower System, MCF51CN128
• For Use With: TWR-ELEV - TOWER ELEVATOR BOARDS HARDWARE
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Characteristics
3.8
Reference
20
1
2
3
4
Num
Data in Typical column was characterized at 3.3 V, 25 °C or is typical recommended value.
Load capacitors (C
See crystal or resonator manufacturer’s recommendation.
Proper PC board layout procedures must be followed to achieve specifications.
1
2
3
4
5
6
C
C
D
D
D
C
D
Figure 11
External Oscillator (XOSC) Characteristics
Oscillator crystal or resonator (EREFS = 1, ERCLKEN = 1)
Load capacitors
Feedback resistor
Series resistor —
Crystal start-up time
Square wave input clock frequency (EREFS = 0, ERCLKEN = 1)
Table 10. XOSC and ICS Specifications (Temperature Range = –40 to 85 °C Ambient)
Low range (RANGE = 0)
High range (RANGE = 1), high gain (HGO = 1)
High range (RANGE = 1), low power (HGO = 0)
Low range (RANGE=0), low power (HGO=0)
Other oscillator settings
Low range, low power (RANGE=0, HGO=0)
Low range, High Gain (RANGE=0, HGO=1)
High range (RANGE=1, HGO=X)
Low range, low power (RANGE = 0, HGO = 0)
Low range, high gain (RANGE = 0, HGO = 1)
High range, low power (RANGE = 1, HGO = 0)
High range, high gain (RANGE = 1, HGO = 1)
Low range, low power
Low range, high power
High range, low power
High range, high power
External with FLL / PLL enabled (FEE / PEE)
External with bypass (FBE.FBELP,PBE, PBELP)
≥ 8 MHz
4 MHz
1 MHz
and
1
,C
Figure 12
2
), feedback resistor (R
MCF51CN128 ColdFire Microcontroller Data Sheet, Rev. 4
4
for crystal or resonator circuits.
Characteristic
F
) and series resistor (R
2
2
S
) are incorporated internally when RANGE=HGO=0.
Symbol
C
t
t
CSTH
f
CSTL
extal
R
R
1,
f
f
f
lo
hi
hi
C
F
S
2
0.03125
Min
32
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
0
Freescale Semiconductor
Typ
100
200
400
10
15
—
—
—
See Note
See Note
—
—
—
—
1
0
0
0
0
5
1
50.33
50.33
Max
38.4
25
10
20
—
—
—
—
—
—
—
—
—
—
2
3
8
0
Unit
MHz
MHz
MHz
MHz
kHz
MΩ
ΚΩ
ms
Ω