MCHC908JW32FAE Freescale Semiconductor, MCHC908JW32FAE Datasheet - Page 74

• Manufacturer Part Number: MCHC908JW32FAE
• Description: IC MCU 32K FLASH 8MHZ 48-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MCHC908JW32FAE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, USB
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 29
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 3.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 48-LQFP
• Controller Family/series: HC08
• No. Of I/o's: 48
• Ram Memory Size: 1KB
• Cpu Speed: 8MHz
• No. Of Timers: 1
• Embedded Interface Type: SPI
• Rohs Compliant: Yes
• Processor Series: HC08JW
• Core: HC08
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI, USB
• Number Of Programmable I/os: 29
• Number Of Timers: 2
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: FSICEBASE, DEMO908GZ60E, M68EML08GZE, KITUSBSPIDGLEVME, KITUSBSPIEVME, KIT33810EKEVME
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Clock Generator Module (CGM)
5.8.3 Choosing a Filter
As described in
stability and reaction time of the PLL. The PLL is also dependent on reference frequency and supply
voltage.
Either of the filter networks in
(CGMRCLK).
low-cost applications where stability is not critical.
74
Figure 5-10
5.8.2 Parametric Influences on Reaction
(a) is used for applications requiring better stability.
2n2 nF
Figure 5-10
2 kΩ
CGMXFC
MC68HC908JW32 Data Sheet, Rev. 6
(a)
Figure 5-10. PLL Filter
V
is recommended when using a 4MHz reference clock
SS
100 pF
Time, the external filter network is critical to the
CGMXFC
V
(b)
SS
0.22 µF
Figure 5-10
Freescale Semiconductor
(b) is used in