參數(shù)資料
型號: M34518M4-XXXSP
元件分類: 微控制器/微處理器
英文描述: 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDIP32
封裝: 0.400 INCH, 1.78 MM PITCH, PLASTIC, SDIP-32
文件頁數(shù): 149/157頁
文件大?。?/td> 1783K
代理商: M34518M4-XXXSP
ML610Q411/ML610Q412/ML610Q415 User’s Manual
Chapter 6
Clock Generation Circuit
6 – 6
6.3
Description of Operation
6.3.1
Low-Speed Clock
6.3.1.1
Low-Speed Clock Generation Circuit
Figure 6-2 shows the configuration of the low-speed clock generation circuit.
ML610Q411/ML610Q412:
A low-speed clock generation circuit is provided with an external 32.768 kHz crystal. To match the oscillation
frequency by using a trimmer capacitor, connect external capacitors (CGL and CDL) as required.
In STOP mode, VDDX is powered off to stop low-speed oscillation, and the XT0 and XT1 pins become Hiz (Hi
Impedance state). When the ENMLT bit of FCON1 is set to “1”, the 2
× low-speed clock circuit starts to generalte the
LSCLK
×2(64kHz).
ML610Q415:
LSCLK is genrated by the high-speed clock generation circuit and the 1/16 devider. An external crystal oscillator is not
requred. In STOP mode, the high-speed clock oscillation stops. When the ENMLT bit of FCON1 is set to “1”, the 2
×
low-speed clock circuit starts to generate the LSCLK
×2(62.5kHz).
Figure 6-2-1
Circuit Configuration of 32.768 kHz Crystal Oscillation Mode
Figure 6-2-2
Circuit Configuration of 1/16 of 500kHz RC Oscillation Mode
Notes:
Install a crystal as close to the LSI as possible and make sure that signals causing noise and power supply wiring are
not near the crystal and its wiring.
Note that oscillation may stop due to condensation.
STOP mode
Low-speed clock
(LSCLK)
2
× clock
circuit
2
× low-speed clock
(LSCLK~ 2)
ENMLT
High-speed
oscillation circuit
1/16
Devider
XT0
VSS
CDL
CGL
32.768 kHz
crystal
XT1
VDDX
STOP mode
Low-speed clock
(LSCLK)
RF
CD
CG
VSS
VSS
2
× low-speed clock
(LSCLK
×2)
ENMLT
2
× clock
circuit
Control Circuit
相關(guān)PDF資料
PDF描述
M34519E8FP 4-BIT, OTPROM, 6 MHz, MICROCONTROLLER, PDSO42
M34519M8-XXXFP 4-BIT, MROM, 6 MHz, MICROCONTROLLER, PDSO42
M34520M8A-XXXFP 4-BIT, MROM, 4 MHz, MICROCONTROLLER, PQFP64
M34520E8-XXXSP 4-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PDIP64
M34520E8-XXXFP 4-BIT, OTPROM, 4 MHz, MICROCONTROLLER, PQFP64
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
M34518M6-XXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34518M8-XXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
M34519E8FP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-BIT CISC SINGLE-CHIP MICROCOMPUTER 720 FAMILY / 4500 SERIES
M34519M6-XXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-BIT CISC SINGLE-CHIP MICROCOMPUTER 720 FAMILY / 4500 SERIES
M34519M8-XXXFP 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:4-BIT CISC SINGLE-CHIP MICROCOMPUTER 720 FAMILY / 4500 SERIES