MC68HC705B16CFN Freescale Semiconductor, MC68HC705B16CFN Datasheet - Page 26

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MC68HC705B16CFN

Manufacturer Part Number
MC68HC705B16CFN
Description
IC MCU 2.1MHZ 15K OTP 52-PLCC
Manufacturer
Freescale Semiconductor
Series
HC05r
Datasheet

Specifications of MC68HC705B16CFN

Core Processor
HC05
Core Size
8-Bit
Speed
2.1MHz
Connectivity
SCI
Peripherals
POR, WDT
Number Of I /o
32
Program Memory Size
15KB (15K x 8)
Program Memory Type
OTP
Eeprom Size
256 x 8
Ram Size
352 x 8
Voltage - Supply (vcc/vdd)
4.5 V ~ 5.5 V
Data Converters
A/D 8x8b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
52-PLCC
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
1
1.1
Features
Hardware features
Fully static design featuring the industry standard M68HC05 family CPU core
On chip crystal oscillator with divide by 2 or a software selectable divide by 32 option (SLOW
mode)
2.1 MHz internal operating frequency at 5V; 1.0 MHz at 3V
High speed version available
176 bytes of RAM
5936 bytes of user ROM plus 14 bytes of user vectors
256 bytes of byte erasable EEPROM with internal charge pump and security bit
Write/erase protect bit for 224 of the 256 bytes EEPROM
Self test/bootstrap mode
Power saving STOP, WAIT and SLOW modes
Three 8-bit parallel I/O ports and one 8-bit input-only port
Software option available to output the internal E-clock to port pin PC2
16-bit timer with 2 input captures and 2 output compares
Computer operating properly (COP) watchdog timer
Serial communications interface system (SCI) with independent transmitter/receiver baud rate
selection; receiver wake-up function for use in multi-receiver systems
8 channel A/D converter
2 pulse length modulation systems which can be used as D/A converters
One interrupt request input plus 4 on-board hardware interrupt sources
Available in 52-pin plastic leaded chip carrier (PLCC), 64-pin quad flat pack (QFP) and 56-pin
shrink dual in line (SDIP) packages
Complete development system support available using the MMDS05 development station with
the M68HC05B32EM emulation module
Extended operating temperature range of -40 to +125 °C
Freescale
1-2
INTRODUCTION
MC68HC05B6
Rev. 4.1

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