MCIMX53-START Freescale Semiconductor, MCIMX53-START Datasheet - Page 44

• Manufacturer Part Number: MCIMX53-START
• Description: KIT DEVELOPMENT I.MX53
• Manufacturer: Freescale Semiconductor
• Series: i.MX53r
• Type: MCUr

Specifications of MCIMX53-START

• Contents: Board
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: Cortex - A8
• Silicon Core Number: I.MX5
• Silicon Family Name: I.MX53
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Leaded Process Compatible: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: i.MX53
• Lead Free Status / Rohs Status: Supplier Unconfirmed

Electrical Characteristics
4.6.3
The input to Clock Amplifier (CAMP) is internally ac-coupled allowing direct interface to a square wave
or sinusoidal frequency source. No external series capacitors are required.
Table 31
4.6.4
Table 32
44
1
2
Input frequency
VIL (for square wave input)
VIH (for square wave input)
Sinusoidal input amplitude
Output duty cycle
Reference clock frequency range
Reference clock frequency range after
pre-divider
Output clock frequency range (dpdck_2)
Pre-division factor
Multiplication factor integer part
Multiplication factor numerator
Multiplication factor denominator
Output Duty Cycle
NVCC_CKIH is the supply voltage of CAMP.
Minimum value of the sinusoidal input will be determined during characterization.
CC5
ID
shows the electrical parameters of CAMP.
shows the electrical parameters of digital phase-locked loop (DPLL).
Duration of WATCHDOG_RESET Assertion
Clock Amplifier Parameters (CKIH1, CKIH2)
DPLL Electrical Parameters
Parameter
CKIL is approximately 32 kHz. T
2
Parameter
2
i.MX53xD Applications Processors for Consumer Products, Rev. 1
1
3
Table 31. CAMP Electrical Parameters (CKIH1, CKIH2)
2
1
Table 30. WATCHDOG_RST Timing Parameters
Parameter
Table 32. DPLL Electrical Parameters
Should be less than denominator
Test Conditions/Remarks
NVCC_CKIH – 0.25
CKIL
NOTE
Min
—
—
—
—
—
—
—
0.4
8.0
45
0
is one period or approximately 30 μs.
Typ
50
—
—
—
—
–67108862
48.5
Min
300
Min
10
10
1
5
1
1
NVCC_CKIH
VDD
Max
40.0
0.3
Typ
55
50
—
—
—
—
—
—
—
Freescale Semiconductor
Max
67108862
67108863
—
1025
Max
51.5
100
40
16
15
Vp-p
MHz
Unit
%
V
V
T
Unit
MHz
MHz
MHz
Unit
CKIL
—
—
—
—
%