MC68HC908JB8JP Freescale Semiconductor, MC68HC908JB8JP Datasheet - Page 96
MC68HC908JB8JP
Manufacturer Part Number
MC68HC908JB8JP
Description
IC MCU FLASH 8BIT 8K 20-DIP
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JB8JDWE.pdf
(286 pages)
Specifications of MC68HC908JB8JP
Core Processor
HC08
Core Size
8-Bit
Speed
3MHz
Connectivity
USB
Peripherals
LVD, POR, PWM
Number Of I /o
13
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
20-DIP (0.300", 7.62mm)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
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Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC908JB8JP
Manufacturer:
MOT
Quantity:
6 246
Part Number:
MC68HC908JB8JP
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
20 000
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System Integration Module (SIM)
8.3 SIM Bus Clock Control and Generation
Technical Data
96
Addr.
$FE00
$FE01
$FE02
$FE03
$FE04 Interrupt Status Register 1
Note: Writing a logic 0 clears SBSW.
Break Status Register
Reset Status Register
Register Name
Break Flag Control
Reserved Read:
Register
(BFCR)
(INT1)
(RSR)
(BSR)
The bus clock generator provides system clock signals for the CPU and
peripherals on the MCU. The system clocks are generated from an
incoming clock, OSCOUT, as shown in
Reset:
Reset:
Reset:
Read:
Write:
Read:
Write:
Write:
Read:
Write:
Read:
Write:
POR:
Figure 8-2. SIM I/O Register Summary
BCFE
Bit 7
POR
IF6
R
R
R
1
0
0
System Integration Module (SIM)
FROM CLOCK
FROM CLOCK
DOUBLER
DOUBLER
PIN
IF5
R
R
R
R
6
0
0
Figure 8-3. SIM Clock Signals
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
OSCXCLK
OSCOUT
COP
IF4
R
R
R
R
5
0
0
ILOP
IF3
R
R
R
R
4
0
0
÷ 2
SIM COUNTER
SIM
Figure
ILAD
IF2
R
R
R
R
3
0
0
GENERATORS
BUS CLOCK
8-3.
USB
IF1
Freescale Semiconductor
R
R
R
R
2
0
0
See note
SBSW
LVI
R
R
R
1
0
0
0
0
Bit 0
R
R
R
R
0
0
0
0
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