MCF5253CVM140 Freescale Semiconductor, MCF5253CVM140 Datasheet - Page 342
MCF5253CVM140
Manufacturer Part Number
MCF5253CVM140
Description
IC MPU 32BIT 140MHZ 225-MAPBGA
Manufacturer
Freescale Semiconductor
Series
MCF525xr
Datasheets
1.MCF5253VM140J.pdf
(34 pages)
2.MCF5253VM140J.pdf
(8 pages)
3.MCF5253VM140J.pdf
(648 pages)
4.MCF5253VM140J.pdf
(2 pages)
Specifications of MCF5253CVM140
Core Processor
Coldfire V2
Core Size
32-Bit
Speed
140MHz
Connectivity
CAN, EBI/EMI, I²C, QSPI, UART/USART, USB OTG
Peripherals
DMA, WDT
Program Memory Type
ROMless
Ram Size
128K x 8
Voltage - Supply (vcc/vdd)
1.08 V ~ 1.32 V
Data Converters
A/D 6x12b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
225-MAPBGA
Family Name
MCF5xxx
Device Core
ColdFire V2
Device Core Size
32b
Frequency (max)
140MHz
Instruction Set Architecture
RISC
Supply Voltage 1 (typ)
1.2/3.3V
Operating Supply Voltage (max)
1.32/3.6V
Operating Supply Voltage (min)
1.08/3V
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
225
Package Type
MA-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of I /o
-
Eeprom Size
-
Program Memory Size
-
Lead Free Status / Rohs Status
Compliant
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- MCF5253VM140J PDF datasheet
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Audio Interface Module (AIM)
17.9.1.1
The frequency measurement circuit first detects the edges of the incoming clock. This pulse signal is then
passed through an 80 Hz band-width low-pass filter. The signal that comes after the low-pass filter is
low-noise, and is suitable for precision frequency measurement. (Expected noise level: order-of magnitude
-100 dB). Before it can be used as a frequency increment for the Discrete Time oscillator, it must undergo
additional filtering to push back the noise level on the phase.
17.9.2
The XTRIM output allows use of varicap-controlled crystal. (See
must output a PWM/PDM modulated phase-error signal. One 16-bit config register is associated with this
functionality.
17-44
SOURCE SELECT
Address MBAR2 + 0xA3
GAIN SELECT
Reset
Bit Name
W
R
7–6
5–3
2–0
XTRIM Option - Locking Xtal Clock to Incoming Signal
Filtering for the Discrete Time Oscillator
–
7
Reserved.
000 6 * 2 ** 15
001 4 * 2 ** 15
010 3 * 2 ** 15
011 4 * 2 ** 14
100 3 * 2 ** 14
101 4 * 2 ** 13
110 3 * 2 ** 13
000 SCLK1
001 SCLK2
010 SCLK3
011 Reserved
100 EBUIN
Others Reserved, undefined
Table 17-25. PhaseConfig Register Field Descriptions
–
6
Figure 17-25. PhaseConfig Register
MCF5253 Reference Manual, Rev. 1
0
5
Gain select
0
4
Description
0
3
Figure
17-26). To do this, the XTRIM
0
2
Source Select
Freescale Semiconductor
Access: User read/write
0
1
0
0
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