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參數(shù)資料
| 型號： | LC72341G |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Low-Voltage Single-Chip Microcontrollers with On-Chip PLL and LCD Driver Circuits(用于音頻設備的低電壓單片微控制器（帶片上鎖相環(huán)電路和LCD驅(qū)動器）) |
| 中文描述： | 低電壓的單芯片微控制器芯片PLL和LCD驅(qū)動電路（用于音頻設備的低電壓單片微控制器（帶片上鎖相環(huán)電路和液晶顯示驅(qū)動器）） |
| 文件頁數(shù)： | 1/12頁 |
| 文件大?。?/td> | 171K |
| 代理商： | LC72341G |
Overview
The LC72341G/W, LC72342G/W, and LC72343G/W are
single-chip microcontrollers with both a 1/4-duty 1/2-bias
LCD driver circuit and a PLL circuit that can operate at up
to 250 MHz integrated on the same chip. These ICs are
ideal for use in portable audio equipment.
Functions
High-speed programmable divider
Program memory (ROM)
— LC72341G/W: 2048 words
×
16 bits (4KB)
— LC72342G/W: 3072 words
×
16 bits (6KB)
— LC72343G/W: 4096 words
×
16 bits (8KB)
Data memory (RAM)
— LC72341G/W: 128 words
×
4 bits
— LC72342G/W: 192 words
×
4 bits
— LC72343G/W: 256 words
×
4 bits
Instruction cycle time
— 40 μs (for all single-word instructions.)
Stack
— 4 levels (LC72341G/W)
— 8 levels (LC72342G/W, and LC72343G/W)
LCD driver
— 48 to 80 segments (1/4-duty 1/2-bias drive)
Timer interrupts
—
One timer circuit providing intervals of 1, 5, 10, and 50 ms.
External interrupts
— One external interrupt (INT)
A/D converter
— Two channels (5-bit successive approximation)
Input ports
— 7 (Of which two can be switched to function as A/D
converter inputs)
Output ports
— 6 (Of which one can be switched to function as the
BEEP tone output. Two ports are open-drain ports.)
I/O ports
— 16 (Of which 8 can be selected to function as LCD
ports as mask options.)
PLL circuit
— Two types of dead band control are supported, and an
unlock detection circuit is included.
Reference frequencies of 1, 3, 5, 6.25, 12.5, and
25 kHz can be provided.
Input frequency range
— FM band: 10 to 130 MHz
130 to 250 MHz
— AM band: 0.5 to 15 MHz
IF counter
— HCTR input pin; 0.4 to 12 MHz
Voltage detection circuit (VSENSE)
— Detects the V
DD
voltage and sets a flag
External reset pin
— Restarts execution from location 0 when the CPU
and PLL circuits are operating
Power on reset circuit
— Starts execution from location 0 at power on.
Universal counter
— 20 bits
Beep tones
— 3.1 and 1.5 kHz
Halt mode: The microcontroller operating clock is stopped
Backup mode: The crystal oscillator is stopped
An amplifier for a low-pass filter is built in
CPU and PLL circuit operating voltage
— 1.8 to 3.6 V
RAM data retention voltage
— 1.0 V or higher
Packages
— QIP-64G : 0.8-mm lead pitch
— SQFP-64 : 0.5-mm lead pitch
CMOS IC
D1099TH (OT)/31398RM (OT) No. 5799-1/12
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
Low-Voltage Single-Chip Microcontrollers
with On-Chip PLL and LCD Driver Circuits
LC72341G/W, LC72342G/W, LC72343G/W
Ordering number : ENN5799A
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
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| LC72345 | Low-Voltage ETR Controller with On-Chip DC-DC Converter |
| LC72346 | Ultralow-Voltage ETR Controller with On-Chip LCD Driver |
| LC72346W | Ultralow-Voltage ETR Controller with On-Chip LCD Driver |
| LC72349 | Low-Voltage ETR Controller with On-Chip LCD Driver |
| LC72349W | Low-Voltage ETR Controller with On-Chip LCD Driver |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LC72341W | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Low-Voltage Single-Chip Microcontrollers with On- Chip PLL and LCD Driver Circuits |
| LC72342G | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Low-Voltage Single-Chip Microcontrollers with On- Chip PLL and LCD Driver Circuits |
| LC72342W | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Low-Voltage Single-Chip Microcontrollers with On- Chip PLL and LCD Driver Circuits |
| LC72342-XXXX | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| LC72343G | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:Low-Voltage Single-Chip Microcontrollers with On- Chip PLL and LCD Driver Circuits |
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