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68HC705JP7中文资料PDF规格书
68HC705JP7规格书详情
Features
• Low-Cost, HC05 Core MCU in 20-Pin Package (MC68HC705JJ7)
or 28-Pin Package (MC68HC705JP7)
• 6160 Bytes of User EPROM (Including 16 Bytes of User Vectors)
• 224 Bytes of Low-Power User RAM (4 Transistors)
• 64 Bits of Personality EPROM (Serial Access)
• 16-Bit Programmable Timer with Input Capture and Output
Compare
• 15-Stage Core Timer Including 8-Bit Free-Running Counter
and 4-Stage Selectable Real-Time Interrupt Generator
• Simple Serial Input/Output Port (SIOP) with Interrupt Capability
• Two Voltage Comparators, One of Which Can be Combined with
the 16-Bit Programmable Timer to Create a 4-Channel, Single-
Slope A/D Converter
• Output of Voltage Comparator Can Drive Port Pin PB4 Directly
Under Software Control
• 14 I/O Lines (MC68HC705JJ7) or 22 I/O Lines (MC68HC705JP7)
Including High-Source/Sink Current Capability on 6 I/O Pins
(MC68HC705JJ7) or 14 I/O Pins (MC68HC705JP7)
• Programmable 8-Bit Mask Option Register (MOR) to Select Mask
Options Found in ROM-Based Versions
• MOR Selectable Software Programmable Pulldowns on All I/O
Pins and Keyboard Scan Interrupt on Four I/O Pins
• Software Mask and Request Bit for IRQ Interrupt with MOR
Selectable Sensitivity on IRQ Interrupt (Edge- and Level-Sensitive
or Edge-Only)
• On-Chip Oscillator with Device Option of Crystal/Ceramic
Resonator or RC Operation and MOR Selectable Shunt Resistor,
Approximately 2 MW
• Internal Oscillator for Lower-Power Operation, Approximately
100 kHz (500 kHz Selected as Device Option)
• EPROM Security Bit1 to Aid in Locking Out Access to
Programmable EPROM array
• MOR Selectable (COP) Watchdog System
• Power-Saving Stop and Wait Mode Instructions (MOR Selectable
STOP Conversion to Halt and Option for Fast 16-Cycle Restart,
and Power-On Reset)
• On-Chip Temperature Measurement Diode
• MOR Selectable Low-Voltage Inhibit to Reset CPU in Low-Voltage
Conditions
• Illegal Address Reset
• Internal Steering Diode and Pullup Device on RESET Pin to VDD
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MOTOROLA/摩托罗拉 |
2021+ |
DIP |
5000 |
原厂授权代理,海外优势订货渠道。可提供大量库存,详 |
询价 | ||
MOT |
2020+ |
AUCDIP |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
22+ |
DIP24 |
3629 |
原装优势!房间现货!欢迎来电! |
询价 | |||
M |
23+ |
CDIP |
66800 |
现货正品专供军研究院 |
询价 | ||
M |
NA |
198589 |
假一罚十原包原标签常备现货! |
询价 | |||
M |
23+ |
NA |
50000 |
全新原装正品现货,支持订货 |
询价 | ||
ALTEAR直供 |
BGA |
2800 |
莱克讯每片来自原厂!价格超越代理!只做进口原装! |
询价 | |||
N/A |
23+ |
80000 |
专注配单,只做原装进口现货 |
询价 | |||
原装 |
2318+ |
NA |
5620 |
十年专业专注 优势渠道商正品保证公司现货 |
询价 | ||
MOT |
23+ |
DIP |
7800 |
全新原装正品,现货销售 |
询价 |