MC68HC705J1ACDW Freescale Semiconductor, MC68HC705J1ACDW Datasheet - Page 70

IC MCU 4MHZ 1.2K OTP 20-SOIC

MC68HC705J1ACDW

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

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
-

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Resets and Interrupts
4.3 Resets
Technical Data
A reset immediately stops the operation of the instruction being
executed, initializes certain control and status bits, and loads the
program counter with a user-defined reset vector address. These
sources can generate a reset:
RESET PIN
Freescale Semiconductor, Inc.
V
DD
For More Information On This Product,
Power-on reset (POR) circuit
RESET pin
Computer operating properly (COP) watchdog
Illegal address
Go to: www.freescale.com
Resets and Interrupts
POWER-ON RESET
ILLEGAL ADDRESS
COP WATCHDOG
Figure 4-1. Reset Sources
INTERNAL CLOCK
D
MC68HC705J1A — Rev. 4.0
CK
RESET
LATCH
S
Q
RST
TO CPU AND
PERIPHERAL
MODULES

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