MC68HC908LB8CPE Freescale Semiconductor, MC68HC908LB8CPE Datasheet - Page 127

• Manufacturer Part Number: MC68HC908LB8CPE
• Description: IC MCU 8K FLASH 8MHZ 20DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908LB8CPE

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Peripherals: LVR, POR, PWM
• Number Of I /o: 18
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 7x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Connectivity: -

Freescale Semiconductor
FROM SIM
MCU
FROM SIM
SIMOSCEN
SIMOSCEN
MCU
V
DD
Figure 13-2. XTAL Oscillator External Connections
Figure 13-3. RC Oscillator External Connections
OSC1
EN
R
EXT
EXTERNAL RC
OSC1
OSCILLATOR
C
1
MC68HC908LB8 Data Sheet, Rev. 1
R
X
B
1
INTCLK
XTALCLK
RCCLK
PTC1/BUSCLKX4 (OSC2)
BUSCLKX4
See
for component value requirements.
OSC2
R
C
S
(1)
2
Chapter 20 Electrical Specifications
TO SIM
0
1
Note 1:
R
frequency crystals. Refer to manufacturer’s
data. See
Specifications
requirements.
S
1
0
can be zero (shorted) when used with higher
BUSCLKX2
÷ 2
OSCRCOPT
Chapter 20 Electrical
TO SIM
TO SIM
PTC1
for component value
BUSCLKX4
I/O
÷ 2
TO SIM
BUSCLKX2
PTC1
OSC2EN
Functional Description
127