MM912H634DM1AER2 Freescale Semiconductor, MM912H634DM1AER2 Datasheet - Page 24

• Manufacturer Part Number: MM912H634DM1AER2
• Description: 16-bit Microcontrollers - MCU 64KS12 LIN2XLS/HS ISENSE
• Manufacturer: Freescale Semiconductor

Specifications of MM912H634DM1AER2

• Rohs: yes
• Core: HCS12
• Processor Series: MM912F634
• Data Bus Width: 16 bit
• Maximum Clock Frequency: 20 MHz
• Program Memory Size: 32 KB
• Data Ram Size: 2 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 5.5 V to 18 V
• Operating Temperature Range: - 40 C to + 105 C
• Package / Case: LQFP-48
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 15
• Interface Type: SPI
• Maximum Operating Temperature: + 105 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 15
• Number Of Timers: 1
• Program Memory Type: Flash
• Supply Voltage - Max: 18 V
• Supply Voltage - Min: 5.5 V

Table 34. Dynamic Electrical Characteristics - LIN Physical Layer Interface - LIN (continued)
Electrical Characteristics
Freescale Semiconductor
Transmitter Symmetry
t
tran_sym60% = ttran_pdf60% - ttran_pdr60%
tran_sym40% = ttran_pdf40% - ttran_pdr40%
Note:
TRAN_SYM
31.
32.
V
LIN Transmitter Timing, (V
signal to LIN signal threshold defined at each parameter. See
SUP
< MAX(t
from 7.0 to 18 V, bus load R
TRAN_SYM
60%, t
Ratings
SUP
TRAN_SYM
Figure 6. LIN Timing Measurements for Normal Baud Rate
TXD
RXD
from 7.0 to 18 V) - See
BUS
VSU
V
GND
Figure 5. Test Circuit for Timing Measurements
SU
and C
40%)
Note: Rn and Cn: 1.0k/1.0nF, 660/6.8
LIN
BUS
1.0 nF / 1.0 k, 6.8 nF / 660 , 10 nF / 500 . Measurement thresholds: 50% of TXD
Figure 9
R
C
O
O
Figure 5
t
and
TRAN_SYM
Symbol
Figure
8.
-7.25
Min
Dynamic Electrical Characteristics
Typ
0
Max
7.25
MM912F634
Unit
µs
24