參數(shù)資料
型號: 4571
廠商: Renesas Technology Corp.
英文描述: SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
中文描述: 單芯片4位微機的CMOS
文件頁數(shù): 71/126頁
文件大?。?/td> 1627K
代理商: 4571
Rev.1.02
May 25, 2007
Page 49 of 124
REJ03B0179-0102
4571 Group
CLOCK CONTROL
The clock control circuit consists of the following circuits.
Ceramic oscillation circuit
Frequency divider
Internal clock generating circuit
The system clock and the instruction clock are generated as the
source clock for operation by these circuits.
Figure 50 shows the structure of the clock control circuit.
Fig 50. Clock control circuit structure
XIN
00
01
10
11
MR3, MR2
Division circuit
divided by 8
divided by 4
divided by 2
Internal clock
generation circuit
(divided by 3)
System clock
(STCK)
Instruction clock
(INSTCK)
Ceramic
oscillation circuit
Voltage drop detection circuit
(reset occurs)
S
R
Q
EPOF instruction + POF instruction
Key-on wakeup signal
RESET
Oscillation
stop signal
相關(guān)PDF資料
PDF描述
45722.123.242 1 mm2, COPPER ALLOY, WIRE TERMINAL
45733.201.004 2.5 mm2, COPPER ALLOY, WIRE TERMINAL
45733.417.031 2.5 mm2, WIRE TERMINAL
45744.123.211 6 mm2, COPPER ALLOY, WIRE TERMINAL
45744.201.004 6 mm2, COPPER ALLOY, WIRE TERMINAL
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
4571_08 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:Standard Characteristics
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4-571011-3 功能描述:ANVIL 制造商:te connectivity amp connectors 系列:* 零件狀態(tài):有效 標準包裝:1
457102-1 制造商:TE Connectivity 功能描述:BLOCK, PLATE MTG - Bulk
45710224PTC2103 制造商:Omron Corporation 功能描述: