MM908E625ACDWB Freescale Semiconductor, MM908E625ACDWB Datasheet - Page 43

• Manufacturer Part Number: MM908E625ACDWB
• Description: IC QUAD HALF BRDG MCU/LIN 54SOIC
• Manufacturer: Freescale Semiconductor

Specifications of MM908E625ACDWB

• Applications: Automotive Mirror Control
• Core Processor: HC08
• Program Memory Type: FLASH (16 kB)
• Controller Series: 908E
• Ram Size: 512 x 8
• Interface: SCI, SPI
• Number Of I /o: 13
• Voltage - Supply: 8 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 54-SOIC (0.300", 7.50mm Width) Exposed Pad
• Program Memory Size: 16 KB
• Number Of Programmable I/os: 54
• Number Of Timers: 16
• Operating Supply Voltage: - 18 V to + 28 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

recommendations to improve EMC/EMI performance.
Further generic design recommendations can be e.g. found
on the Freescale website www.freescale.com.
VSUP terminals (VSUP1:VSUP3)
decoupling capacitor close to the VSUP terminals to improve
EMC/EMI behaviour.
LIN terminal
Discharge) its recommended to place a high-quality ceramic
decoupling capacitor near the LIN terminal. An additional
varistor will further increase the immunity against ESD. A
ferrit in the LIN line will suppress some of the noise induced.
Voltage regulator output terminals (VDD and AGND)
stabilize the regulated voltage.
Analog Integrated Circuit Device Data
Freescale Semiconductor
This paragraph gives some device specific
Its recommended to place a high-quality ceramic
For DPI (Direct Power Injection) and ESD (Electro Static
Use a high-quality ceramic decoupling capacitor to
V
LIN
SUP
V1
D1
L1
C1
Figure 25. EMC/EMI recommendations
+
EMC/EMI RECOMMENDATIONS
C2
C5
VSUP3
GND2
VSUP1
VSUP2
LIN
GND1
MCU digital supply terminals (EVDD and EVSS)
duration current demands on the power supply. To prevent
noise problems, take special care to provide power supply
bypassing at the MCU. It is recommended that a high-quality
ceramic decoupling capacitor be placed between these
terminals.
MCU analog supply terminals (VREFH, VDDA and
VREFL, VSSA)
to take special care on the layout. The MCU digital and
analog supplies should be tied to the same potential via
seperate traces and connected to the voltage regulator
output.
schematics and layout level and Table
recommended external components and layout
considerations.
MM908E625
Fast signal transitions on MCU terminals place high, short-
To avoid noise on the analog supply terminals its important
Figure 25
and
VREFH
VREFL
VDDA
EVDD
EVSS
VSSA
VDD
VSS
Figure 26
FACTORY TRIMMING AND CALIBRATION
C3
show the recommendations on
C4
TYPICAL APPLICATIONS
13
incidates
908E625
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