MC9S12D64VPVE Freescale Semiconductor, MC9S12D64VPVE Datasheet - Page 111

• Manufacturer Part Number: MC9S12D64VPVE
• Description: IC MCU 64K FLASH 25MHZ 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12D64VPVE

• Core Processor: HCS12
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: CAN, I²C, SCI, SPI
• Peripherals: PWM, WDT
• Number Of I /o: 91
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 1K x 8
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.25 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 112-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

The relative deviation of t
number of clock periods (N).
Defining the jitter as:
For N < 100, the following equation is a good fit for the maximum jitter:
0
t
min1
t
nom
t
max1
J(N)
Figure A-4 Maximum bus clock jitter approximation
1
nom
J N
1
is at its maximum for one clock period, and decreases towards zero for larger
=
5
Figure A-3 Jitter Definitions
max 1
2
J N
10
–
t
t
-------------------- -
N t
minN
max
=
t
maxN
------- -
nom
j
1
N
3
N
+
,
j
2
20
1
MC9S12DJ64 Device User Guide — V01.20
–
-------------------- -
N t
t
min
nom
N
N-1
N
N
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