MC68HC705X32CFU Freescale Semiconductor, MC68HC705X32CFU Datasheet - Page 33

• Manufacturer Part Number: MC68HC705X32CFU
• Manufacturer: Freescale Semiconductor

Specifications of MC68HC705X32CFU

• Cpu Family: HC05
• Device Core Size: 8b
• Frequency (max): 4MHz
• Interface Type: SCI
• Program Memory Type: EPROM
• Program Memory Size: 32KB
• Total Internal Ram Size: 528Byte
• # I/os (max): 32
• Number Of Timers - General Purpose: 1
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 4.5V
• On-chip Adc: 8-chx8-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: PQFP
• Lead Free Status / Rohs Status: Supplier Unconfirmed

MC68HC05X16
NO
Generate watchdog
wired-OR, external
interrupt
interrupt?
CIRQ,
YES
NO
Freescale Semiconductor, Inc.
YES
(1) Fetch reset vector or
(2) Service interrupt:
Stop oscillator and all
Wait for time delay to
Watchdog active?
Turn on oscillator.
a. stack
b. set I-bit
c. vector to interrupt
routine
For More Information On This Product,
Clear I bit.
MODES OF OPERATION AND PIN DESCRIPTIONS
stabilise
Reset ?
clocks.
STOP
YES
NO
Figure 2-4 STOP and WAIT flow charts
Go to: www.freescale.com
SCI, A/D, EEPROM clocks
(1) Fetch reset vector or
(2) Service interrupt:
active. Processor clocks
Restart processor clock
Oscillator active. Timer,
stopped. Clear I-bit
a. stack
b. set I-bit
c. vector to interrupt
YES
routine
Reset ?
WAIT
YES
WOI ?
NO
Timer interrupt ?
YES
NO
YES
SCI ?
NO
YES
CIRQ ?
NO
NO
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2