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68HC705L16:
Microcontroller
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The
MC68HC705L16 is an 80-pin microcontroller unit (MCU) with
highly sophisticated on-chip peripheral functions. The memory
map includes 16 Kbytes of user ROM and 512 bytes of RAM.
The MCU has five parallel ports: A, B, C, D, and E. The
MC68HC05L16 includes a timebase circuit, 8- and 16-bit timers,
a computer operating properly (COP) watchdog timer, liquid
crystal display (LCD) drivers, and a simple serial peripheral
interface (SSPI).
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68HC705L16
Features
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- Low-cost HC05 core
- 16,400 Bytes of mask EPROM, including 16 bytes of user
vectors and 512 bytes of on-chip RAM
- General-purpose data pins:
- 16 bidirectional pins
- 8 input/ouptut-only pins
- 15 output-only pins, including 8-bit key wakeup
interrupts
- Pullup resistors options
- Open-drain outputs options
- Two interrupt request (IRQ) inputs
- 16-bit timer with input capture and output compare (timer
1)
- 8-bit event counter/modulus clock divider (timer 2)
- Simple serial peripheral interface (SSPI)
- LCD drivers - 1-to-4 backplane drivers x 27-to-39 frontplane
drivers
- On-chip timebase circuits with COP watchdog timer and
timebase interrupts
- Dual oscillators and selectable system clock frequency
- Power-saving stop mode and wait mode
- 80-pin quad flat pack (QFP) package
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68HC705L16
Parametrics
RAM
(Bytes)
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EPROM/OTP
(Bytes)
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Timer
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I/O
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Serial
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Operating Voltage
(V)
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Bus Frequency
(Max)
(MHz)
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512
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16K
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16-Bit
1I/C 1O/C, 8-Bit 1I/C 1O/C, RTI
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39
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SIOP
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3.3,
5.0
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2.1
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68HC705L16
Documentation
| Document
ID |
Document
Title |
| HC05L16GRS/D |
68HC05L16
and 68HC705L16 General Release Specification |
| 68HC05APPNOTES |
Table
of 68HC05 Applications Notes |
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68HC705L16
Design Tools and Data
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68HC705L16
Orderable Parts
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Orderable Part ID |
Package
Info |
Status |
Remarks |
| MC68HC05L16FU |
80-Pin
Plastic Quad Flat Pack (QFP) |
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0
to +70 C |
| MC68HC05L16CFU |
80-Pin
Plastic Quad Flat Pack (QFP) |
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-40
to +85 C |
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