MM908E622ACDWBR2 FREESCALE [Freescale Semiconductor, Inc], MM908E622ACDWBR2 Datasheet - Page 55

• Manufacturer Part Number: MM908E622ACDWBR2
• Description: Integrated Quad Half-bridge, Triple High Side and EC Glass Driver with Embedded MCU and LIN for High End Mirror
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

.
necessary setups.
EMC/EMI RECOMMENDATIONS
recommendations to improve EMC/EMI performance.
Further generic design recommendations can be e.g. found
on the Freescale web site www.freescale.com.
Analog Integrated Circuit Device Data
Freescale Semiconductor
Table 22. Monitor Mode Signal Requirements and Options
Notes
RS232
2
3
5
Monitor
Monitor
DB-9
Normal
Mode
Forced
32.
33.
34.
35.
36.
Table 22
This paragraph gives some device specific
User
PTA0 must have a pullup resistor to V
External clock is a 4.9152MHz, 9.8304MHz or 19.6608MHz canned oscillator on OCS1
Communication speed with external clock is depending on external clock value. Baud rate is bus frequency / 256
X = don’t care
V
TST
1µF
1µF
V
GND
IRQ RST
V
V
TST
DD
DD
summarizes the possible configurations and the
is a high voltage V
+
+
1
3
4
5
7
8
V
V
V
C1+
C1-
C2+
C2-
DD
DD
DD
T2
R2
OUT
IN
MAX232
MODE
TEST
1
1
0
R2
GND
DD
T2
V
OUT
V+
V-
CC
IN
not $FFFF
(not blank)
+ 3.5V
Vector
16
15
2
6
10
9
Reset
(blank)
$FFFF
X
V
2
74HC125
DD
+
+
1
1µF
1µF
≤
V
Communication
3
DD
TST
PTA0
+
Figure 33. Normal Monitor Mode Circuit
1
1
X
1µF
6
in monitor mode
74HC125
≤
V
Serial
SUP
V
4
DD
PTA1
5
+ 4.5V
X
0
0
V
DD
PTB3
10k
Selection
0
X
X
Mode
47µF
PTB4
V
TST
9.8304MHz CLOCK
VSUP Pins (VSUP[1:8])
decoupling capacitor close to the VSUP pins to improve
EMC/EMI behavior.
X
X
+
1
Its recommended to place a high quality ceramic
100nF
ICG
OFF
OFF
ON
ON
DATA
disabled
disabled
disabled
enabled
CLK
COP
VSUP[1:8]
GND[1:4]
RST
RST_A
IRQ
IRQ_A
PTC4/OSC1
PTA0/KBD0
Time-out
Request
Normal
disabled
disabled
disabled
enabled
MM908E622
External
Clock
9.8304
9.8304
MHz
MHz
VDDA/VREFH
—
—
Communication Speed
VSSA/VREFL
TESTMODE
PTA1/KBD1
PTB4/AD4
PTB3/AD3
TYPICAL APPLICATIONS
EVDD
EVSS
VDD
VSS
Frequency
2.4576 MHz
2.4576 MHz
Nominal
Nominal
1.6MHz
1.6MHz
Bus
100nF
10k
10k
10k
10k
V
DD
Nominal
Nominal
Baud
908E622
Rate
9600
9600
6300
6300
V
DD
4.7µF
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