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M37545GC-XXXGP

更新时间: 2024-11-21 05:45:15
品牌 Logo 应用领域
瑞萨 - RENESAS 计算机
页数 文件大小 规格书
62页 1010K
描述
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

M37545GC-XXXGP 数据手册

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7545 Group  
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER  
REJ03B0140-0106  
Rev.1.06  
Mar 07, 2008  
DESCRIPTION  
• 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  
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.  
XIN oscillation frequency at ceramic/quartz-crystal oscillation  
At 4 MHz.......................................... 1.8 to 3.6 V  
FEATURES  
• Power dissipation .......................................................... 1.8mW  
• Operating temperature range.................................−20 to 85 °C  
• 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)  
APPLICATION  
Remote control transmit.  
PIN CONFIGURATION (TOP VIEW)  
22  
24 23  
21 20 19 18 17  
25  
26  
27  
28  
29  
30  
31  
32  
16  
P05/KEY5  
P06/KEY6  
P07/KEY7  
P34  
15  
P33  
14  
P32  
13  
P20(LED0)/INT0  
P21(LED1)/INT1  
P22(LED2)  
P31  
M37545Gx-XXXGP  
M37545GxGP  
12  
11  
10  
9
P30  
VSS  
P23(LED3)  
P24(LED4)  
XOUT  
XIN  
7
8
1
2
3
4
5
6
Package type: PLQP0032GB-A (32P6U-A)  
Fig. 1 Pin configuration (PLQP0032GB-A type)  
Rev.1.06 Mar 07, 2008 Page 1 of 59  
REJ03B0140-0106  

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