7545中文资料瑞萨数据手册PDF规格书
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7545规格书详情
DESCRIPTION
The 7545 Group is the 8-bit microcomputer based on the 740 family core technology.
The 7545 Group has an 8-bit timer, power-on reset circuit and the voltage drop detection circuit. Also, Function set ROM is equipped.
FEATURES
• Basic machine-language instructions .................................. 71
• The minimum instruction execution time .................... 2.00 µs
(at 4 MHz oscillation frequency for the shortest instruction)
• Memory size ROM ........................................ 4K to 60K bytes
RAM ............................................ 256, 512 bytes
• Programmable I/O ports ...................................................... 25
• Key-on wakeup input .................................................. 8 inputs
• LED output port...................................................................... 8
• Interrupts.................................................... 7 sources, 7 vectors
• Timers .......................................................................... 8-bit × 3
• Carrier wave generating circuit .......1 channel (8-bit timer × 2)
• Clock generating circuit ........................................Built-in type
(connect to external ceramic resonator or quartz-crystal oscillator)
• Watchdog timer .........................................................16-bit × 1
• Power-on reset circuit............................................ Built-in type
• Voltage drop detection circuit................................Built-in type
• Power source voltage
XIN oscillation frequency at ceramic/quartz-crystal oscillation
At 4 MHz .......................................... 1.8 to 3.6 V
• Power dissipation .......................................................... 1.8mW
• Operating temperature range .................................−20 to 85 °C
APPLICATION
Remote control transmit.
产品属性
- 型号:
7545
- 功能描述:
烙铁 TIP FINE 1/16
- RoHS:
否
- 制造商:
Weller
- 产品:
Soldering Stations
- 类型:
Digital, Iron, Stand, Cleaner
- 瓦特:
50 W
- 最大温度:
+ 850 F
- 电缆类型:
US Cord Included
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
TI |
23+ |
NA |
20000 |
全新原装假一赔十 |
询价 | ||
MOLEX |
13+ |
接插件 |
135 |
一级代理,专注军工、汽车、医疗、工业、新能源、电力 |
询价 | ||
TI(德州仪器) |
24+/25+ |
10000 |
原装正品现货库存价优 |
询价 | |||
ON Semi |
25+ |
1 |
公司优势库存 热卖中!! |
询价 | |||
FAIRCHILD/仙童 |
DIP |
34 |
原装现货支持BOM配单服务 |
询价 | |||
TI |
24+ |
DIP |
5000 |
TI一级代理商原装进口现货 |
询价 | ||
HITACH |
25+ |
NA |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
MEV |
23+ |
DIP-14 |
9856 |
原装正品,假一罚百! |
询价 | ||
TI |
25+ |
SOP |
3200 |
全新原装、诚信经营、公司现货销售 |
询价 | ||
S |
QQ咨询 |
CDIP |
824 |
全新原装 研究所指定供货商 |
询价 |


