MC68HC705C9ACFB Freescale Semiconductor, MC68HC705C9ACFB Datasheet - Page 101
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MC68HC705C9ACFB
Manufacturer Part Number
MC68HC705C9ACFB
Description
IC MCU 16K 2.1MHZ OTP 44-QFP
Manufacturer
Freescale Semiconductor
Series
HC05r
Datasheet
1.MC705C9ACPE.pdf
(118 pages)
Specifications of MC68HC705C9ACFB
Core Processor
HC05
Core Size
8-Bit
Speed
2.1MHz
Connectivity
SCI, SPI
Peripherals
POR, WDT
Number Of I /o
24
Program Memory Size
16KB (16K x 8)
Program Memory Type
OTP
Ram Size
352 x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-QFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC68HC705C9ACFB
Manufacturer:
FREESCALE
Quantity:
164
Company:
Part Number:
MC68HC705C9ACFB
Manufacturer:
MOTOROLA
Quantity:
2 161
Company:
Part Number:
MC68HC705C9ACFB
Manufacturer:
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Quantity:
10 000
Part Number:
MC68HC705C9ACFB
Manufacturer:
MOTOROLA/摩托罗拉
Quantity:
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Company:
Part Number:
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Manufacturer:
FREESCALE
Quantity:
1 827
Company:
Part Number:
MC68HC705C9ACFBE
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Freescale Semiconductor
ADDRESS BUS
Notes:
ADDRESS BUS
Notes:
DATA BUS
1. Power-on reset threshold is typically between 1 V and 2 V.
2. OSC1 line is meant to represent time only, not frequency.
3. Internal clock, internal address bus, and internal data bus are not available externally.
4. RESET outputs V
INTERNAL
INTERNAL
INTERNAL
1. Internal clock, internal address bus, and internal data bus are not available externally.
2. The next rising edge of the internal clock after the rising edge of RESET initiates the reset sequence.
DATA BUS
OSC1 PIN
CLOCK
RESET
RESET PIN
INTERNAL
INTERNAL
INTERNAL
CLOCK
(1)
(1)
(1)
(2)
V
DD
(2)
(3)
(3)
(3)
(NOTE 1)
OL
during 4064 POR cycles.
MC68HC05C9A Advance Information Data Sheet, Rev. 4.1
Figure 12-7. Power-On Reset Timing Diagram
3FFE
Figure 12-8. External Reset Timing
t
RL
3FFE
(NOTE 4)
3FFE
3FFE
3FFE
4064 t
3FFE
CYC
3FFE
NEW
PCH
3FFE
3FFF
NEW
PCL
3FFE
NEW PC
CODE
OP
3FFE
NEW
3.3-Vdc Control Timing
PCH
3FFF
NEW
PCL
101