MC68HRC908JK3CP Freescale Semiconductor, MC68HRC908JK3CP Datasheet - Page 98
MC68HRC908JK3CP
Manufacturer Part Number
MC68HRC908JK3CP
Description
IC MCU FLASH 8B 8MHZ RC 4K 20DIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC68HC908JK1CDW.pdf
(212 pages)
Specifications of MC68HRC908JK3CP
Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LED, LVD, POR, PWM
Number Of I /o
15
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
20-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Connectivity
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC68HRC908JK3CP
Manufacturer:
FREECAL
Quantity:
20 000
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Oscillator (OSC)
8.3 X-tal Oscillator (MC68HC908xxx)
Technical Data
96
The X-tal oscillator circuit is designed for use with an external crystal or
ceramic resonator to provide accurate clock source.
In its typical configuration, the X-tal oscillator is connected in a Pierce
oscillator configuration, as shown in
the logical representation of the internal components and may not
represent actual circuitry. The oscillator configuration uses five
components:
From SIM
•
•
•
•
•
MCU
SIMOSCEN
Crystal, X
Fixed capacitor, C
Tuning capacitor, C
Feedback resistor, R
Series resistor, R
Figure 8-1. X-tal Oscillator External Connections
OSC1
1
C
Oscillator (OSC)
1
R
X
B
1
S
1
(optional)
2
XTALCLK
B
(can also be a fixed capacitor)
2OSCOUT
OSC2
R
C
S
*
2
*R
See
Refer to manufacturer’s data.
S
To SIM
can be zero (shorted) when used with higher-frequency crystals.
Section 18.
Figure
÷ 2
OSCOUT
for component value requirements.
8-1. This figure shows only
MC68H(R)C908JL3
To SIM
Freescale Semiconductor
—
Rev. 1.1
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