MC68HC705J1ACDW Freescale Semiconductor, MC68HC705J1ACDW Datasheet - Page 24

• Manufacturer Part Number: MC68HC705J1ACDW
• Description: IC MCU 4MHZ 1.2K OTP 20-SOIC
• Manufacturer: Freescale Semiconductor
• Series: HC05r

Specifications of MC68HC705J1ACDW

• Core Processor: HC05
• Core Size: 8-Bit
• Speed: 4MHz
• Peripherals: POR, WDT
• Number Of I /o: 14
• Program Memory Size: 1.2KB (1.2K x 8)
• Program Memory Type: OTP
• Ram Size: 64 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SOIC (7.5mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -
• Connectivity: -

General Description
1.3 Features
Technical Data
Features of the MC68HC705J1A include:
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Freescale Semiconductor, Inc.
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Peripheral modules:
– 15-stage multifunction timer
– Computer operating properly (COP) watchdog
14 bidirectional input/output (I/O) lines, including:
– 10-mA sink capability on four I/O pins
– Mask option register (MOR) and software programmable
– MOR selectable interrupt on four I/O pins, a keyboard scan
MOR selectable sensitivity on external interrupt (edge- and
level-sensitive or edge-sensitive only)
On-chip oscillator with connections for:
– Crystal
– Ceramic resonator
– Resistor-capacitor (RC) oscillator
– External clock
1240 bytes of EPROM/OTPROM, including eight bytes for user
vectors
64 bytes of user random-access memory (RAM)
Memory-mapped I/O registers
Fully static operation with no minimum clock speed
Power-saving stop, halt, wait, and data-retention modes
External interrupt mask bit and acknowledge bit
Illegal address reset
Internal steering diode and pullup resistor from RESET pin to V
pulldowns on all I/O pins
feature
Go to: www.freescale.com
General Description
MC68HC705J1A — Rev. 4.0
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