MC68HC908GR8CDW Freescale Semiconductor, MC68HC908GR8CDW Datasheet - Page 111

• Manufacturer Part Number: MC68HC908GR8CDW
• Description: IC MCU 8K FLASH 8MHZ 28-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908GR8CDW

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI, SPI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 17
• Program Memory Size: 7.5KB (7.5K x 8)
• Program Memory Type: FLASH
• Ram Size: 384 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

MC68HC908GR8 — Rev 4.0
MOTOROLA
Note: Filter network in box can be replaced with a 0.47 F capacitor, but will degrade stability.
(FROM CONFIG)
OSCSTOPENB
OSC1
SIMOSCEN
C1
The series resistor (R
oscillator guidelines. Refer to the crystal manufacturer’s data for more
information regarding values for C1 and C2.
Figure 7-2
Routing should be done with great care to minimize signal cross talk and
noise.
See
X1
RB
Figure 7-2. CGMC External Connections
Freescale Semiconductor, Inc.
•
•
CGM Component Specifications
For More Information On This Product,
Bypass capacitor, C
Filter network
Clock Generator Module (CGMC)
OSC2
RS
C2
also shows the external components for the PLL:
Go to: www.freescale.com
CGMXCLK
0.033 F
S
) is included in the diagram to follow strict Pierce
10 k
BYP
CGMXFC
0.01 F
for capacitor and resistor values.
Clock Generator Module (CGMC)
V
SSA
Functional Description
V
CBYP
0.1 F
DDA
Technical Data
V
DD
111