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參數(shù)資料
| 型號(hào)： | TWR-MCF51JE |
| 廠商： | Freescale Semiconductor |
| 文件頁(yè)數(shù)： | 25/47頁(yè) |
| 文件大?。?/td> | 0K |
| 描述： | TOWER SYSTEM BOARD MCF51JE |
| 標(biāo)準(zhǔn)包裝： | 1 |
| 系列： | ColdFire®, Flexis™ |
| 類型： | MCU |
| 適用于相關(guān)產(chǎn)品： | Freescale 電源塔系統(tǒng)，MCF51JE |
| 所含物品： | 板 |
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Preliminary Electrical Characteristics
MCF51JE256 Datasheet, Rev. 4
Freescale Semiconductor
31
o
Table 18. XOSC (Temperature Range = –40 to 105
C Ambient)
#
Characteristic
Symbol Minimum Typical1
1
Data in Typical column was characterized at 3.0 V, 25
C or is typical recommended value.
Maximum
Unit
1
Oscillator crystal or resonator
(EREFS = 1, ERCLKEN = 1)
Low range (RANGE = 0)
flo
32
—
38.4
kHz
High range (RANGE = 1),
FEE or FBE mode 2
2
When MCG is configured for FEE or FBE mode, input clock source must be divisible using RDIV to within the range of 31.25 kHz to 39.0625
kHz.
fhi-fll
1—
5
MHz
High range (RANGE = 1),
PEE or PBE mode 3
3
When MCG is configured for PEE or PBE mode, input clock source must be divisible using RDIV to within the range of 1 MHz to 2 MHz.
fhi-pll
1—
16
MHz
High range (RANGE = 1),
High gain (HGO = 1),
FBELP mode
fhi-hgo
1—
16
MHz
High range (RANGE = 1),
Low power (HGO = 0),
FBELP mode
fhi-lp
1—
8
MHz
2
Load capacitors
C1
C2
See Note 4
4
See crystal or resonator manufacturer’s recommendation.
3
Feedback resistor
Low range
(32 kHz to 38.4 kHz)
RF
—
10
—
M
High range
(1 MHz to 16 MHz)
——
1
—
4
Series resistor — Low range
Low Gain (HGO = 0)
RS
—0
—
k
High Gain (HGO = 1)
—
100
—
5
Series resistor — High range
Low Gain (HGO = 0)
RS
—0
—
k
High Gain (HGO = 1)
8 MHz
—
0
4 MHz
—
0
10
1 MHz
—
0
20
6
Crystal start-up time 5, 6
5
This parameter is characterized and not tested on each device.
6
Proper PC board layout procedures must be followed to achieve specifications.
Low range, low gain
(RANGE=0,HGO=0)
t
CSTL
—
200
—
ms
Low range, high gain
(RANGE=0,HGO=1)
—
400
—
High range, low gain
(RANGE=1,HGO=0)
tCSTH
—5
—
High range, high gain (RANGE=1,
HGO=1)
—15
—
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TWR-MCF51-JE-KIT | 制造商:Freescale Semiconductor 功能描述:KIT DEV TOWER MCF51JE 制造商:Freescale Semiconductor 功能描述:TOWER SYS KIT, MCF51JE, TWR-SER/ELEV |
| TWR-MCF51JE-KIT | 功能描述:開(kāi)發(fā)板和工具包 - COLDFIRE KIT MCU Bd Fsl Tower RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Kits 工具用于評(píng)估:MCF53017 核心:ColdFire V3 接口類型:Ethernet, UART, USB 工作電源電壓:12 V |
| TWR-MCF51JF | 功能描述:開(kāi)發(fā)板和工具包 - COLDFIRE MCF51QM Tower Module RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Kits 工具用于評(píng)估:MCF53017 核心:ColdFire V3 接口類型:Ethernet, UART, USB 工作電源電壓:12 V |
| TWR-MCF51JF-KIT | 功能描述:開(kāi)發(fā)板和工具包 - COLDFIRE MCF51JF Tower Kit RoHS:否 制造商:Freescale Semiconductor 產(chǎn)品:Development Kits 工具用于評(píng)估:MCF53017 核心:ColdFire V3 接口類型:Ethernet, UART, USB 工作電源電壓:12 V |
| TWR-MCF51JG | 制造商:Freescale Semiconductor 功能描述:TWR-MCF51JG - Boxed Product (Development Kits) 制造商:Freescale Semiconductor 功能描述:MOD TOWER SYSTEM MCF51JX |
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