MCR908JL3EMDWE Freescale Semiconductor, MCR908JL3EMDWE Datasheet - Page 142
MCR908JL3EMDWE
Manufacturer Part Number
MCR908JL3EMDWE
Description
IC MCU 4K FLASH 8MHZ 28-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JK1ECDWE.pdf
(180 pages)
Specifications of MCR908JL3EMDWE
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)
4.5 V ~ 5.5 V
Data Converters
A/D 12x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
28-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
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Electrical Specifications
16.10 3V Oscillator Characteristics
142
Crystal frequency, XTALCLK
RC oscillator frequency, RCCLK
External clock reference frequency
Crystal load capacitance
Crystal fixed capacitance
Crystal tuning capacitance
Feedback bias resistor
Series resistor
RC oscillator external R
RC oscillator external C
1. No more than 10% duty cycle deviation from 50%.
2. Consult crystal vendor data sheet.
3. Not required for high frequency crystals.
14
12
10
8
6
4
2
0
0
(2), (3)
Characteristic
(2)
(2)
(2)
10
Table 16-9. Oscillator Component Specifications (3V)
(1)
Figure 16-2. RC vs. Frequency (3V @25°C)
MC68HC908JL3E Family Data Sheet, Rev. 4
RESISTOR, R
20
EXT
(kΩ)
30
f
f
Symbol
OSCXCLK
OSCXCLK
f
RCCLK
R
C
C
C
C
R
R
EXT
EXT
L
1
2
B
S
C
3V @ 25°C
EXT
40
= 10 pF
Min
—
dc
—
—
—
—
—
—
2
See
50
10 MΩ
2 × C
2 × C
Typ
10
—
—
—
Figure 16-2
8
8
L
L
V
DD
R
EXT
Freescale Semiconductor
Max
16
12
16
—
—
—
—
—
—
OSC1
MCU
C
EXT
MHz
MHz
MHz
Unit
pF
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