MC68HC908JL3CDW Freescale Semiconductor, MC68HC908JL3CDW Datasheet - Page 201

• Manufacturer Part Number: MC68HC908JL3CDW
• Description: IC MCU 8MHZ 4K FLASH 28-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JL3CDW

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Peripherals: LED, LVD, POR, PWM
• Number Of I /o: 23
• Program Memory Size: 4KB (4K x 8)
• Program Memory Type: FLASH
• Ram Size: 128 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 12x8b
• Oscillator Type: External
• 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: -
• Connectivity: -

18.11 3V Oscillator Characteristics
MC68H(R)C908JL3
Freescale Semiconductor
14
12
10
Crystal frequency, XTALCLK
RC oscillator frequency, RCCLK
External clock
Crystal load capacitance
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series resistor
RC oscillator external R
RC oscillator external C
8
6
4
2
0
reference frequency
NOTES:
1. No more than 10% duty cycle deviation from 50%
2. Consult crystal vendor data sheet
3. Not Required for high frequency crystals
0
Characteristic
—
Rev. 1.1
Table 18-9. Oscillator Component Specifications (3V)
(2), (3)
10
Figure 18-2. RC vs. Frequency (3V @25°C)
(1)
(2)
(2)
(2)
Resistor, R
20
Electrical Specifications
f
f
Symbol
OSCXCLK
OSCXCLK
f
EXT
RCCLK
R
C
R
R
C
C
C
EXT
EXT
30
B
S
L
1
2
(kΩ)
C
3V @ 25°C
EXT
Min
dc
—
—
—
—
—
—
—
2
40
= 10 pF
See
10 MΩ
2 × C
2 × C
Typ
Figure 18-2
10
—
—
—
8
8
L
L
50
V
DD
Max
16
12
16
—
—
—
—
—
—
R
Electrical Specifications
EXT
OSC1
MHz
MHz
MHz
Unit
pF
Technical Data
MCU
C
EXT
199