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BU2280FV-E2 PDF预览

BU2280FV-E2

更新时间: 2024-01-30 23:46:22
品牌 Logo 应用领域
罗姆 - ROHM 时钟光电二极管外围集成电路晶体
页数 文件大小 规格书
24页 925K
描述
Clock Generator, 36.864MHz, CMOS, PDSO24, ROHS COMPLIANT, SSOP-24

BU2280FV-E2 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Not Recommended零件包装代码:SSOP
包装说明:LSSOP, TSSOP24,.3针数:24
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.76
JESD-30 代码:R-PDSO-G24长度:7.8 mm
端子数量:24最高工作温度:70 °C
最低工作温度:-5 °C最大输出时钟频率:36.864 MHz
封装主体材料:PLASTIC/EPOXY封装代码:LSSOP
封装等效代码:TSSOP24,.3封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, LOW PROFILE, SHRINK PITCH峰值回流温度(摄氏度):NOT SPECIFIED
电源:3.3 V主时钟/晶体标称频率:27 MHz
认证状态:Not Qualified座面最大高度:1.35 mm
子类别:Clock Generators最大压摆率:50 mA
最大供电电压:3.6 V最小供电电压:3 V
标称供电电压:3.3 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL处于峰值回流温度下的最长时间:NOT SPECIFIED
宽度:5.6 mmuPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHER
Base Number Matches:1

BU2280FV-E2 数据手册

 浏览型号BU2280FV-E2的Datasheet PDF文件第1页浏览型号BU2280FV-E2的Datasheet PDF文件第2页浏览型号BU2280FV-E2的Datasheet PDF文件第4页浏览型号BU2280FV-E2的Datasheet PDF文件第5页浏览型号BU2280FV-E2的Datasheet PDF文件第6页浏览型号BU2280FV-E2的Datasheet PDF文件第7页 
BU2280FV  
Pin Descriptions  
Pin No.  
Pin Name  
VDD1  
VSS1  
Pin Function  
1
2
Power supply for 27MHz  
GND for 27MHz  
3
4
5
6
CLK27M1  
CLK27M2  
AVDD  
AVDD  
AVSS  
27.0000MHz Clock output terminal 1  
27.0000MHz Clock output terminal 2  
Power supply for Analog block  
Power supply for Analog block  
GND for Analog block  
7
8
9
XTALIN  
XTALOUT  
VSS2  
VDD2  
CLK33M  
VSS2  
Crystal input terminal  
Crystal output terminal  
GND for 33MHz  
Power supply for 33MHz  
33.8688MHz Clock output terminal  
GND for 33MHz  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
VDD2  
Power supply for 33MHz  
CLK512FS2  
CLK512FS1  
DVSS  
DVSS  
DVDD  
CLK384FS  
OE  
CLK768FS  
CTRLFS=OPEN:24.5760MHz, CTRLFS=L:22.5792MHz  
CTRLFS=OPEN:24.5760MHz, CTRLFS=L:22.5792MHz  
GND for Digital block  
GND for Digital block  
Power supply for Digital block  
CTRLFS=OPEN:18.4320MHz, CTRLFS=L:16.9344MHz  
Output enable (with pull-up), OPEN: enable, L:disable  
CTRLFS=OPEN:36.8640MHz, CTRLFS=L:33.8688MHz  
PIN 15, 16, 20, 22 output selection (with pull-up)  
OPEN:24.5760MHz(PIN 15, PIN 16), 18.4320MHz(PIN 20), 36.8640MHz(PIN 22)  
L:22.5792MHz(PIN 15, PIN 16), 16.9344MHz(PIN 20), 33.8688MHz(PIN 22)  
27.0000MHz Clock output terminal 3  
23  
24  
CTRLFS  
CLK27M3  
(Note) Basically, mount ICs to the printed circuit board for use.  
(If the ICs are not mounted to the printed circuit board, the characteristics of ICs may not be fully realized.)  
Mount 0.1µF capacitors in the vicinity of the IC PINs between PIN 1 (VDD1) and PIN 2 (VSS1), PIN 5-PIN 6 (AVDD) and PIN 7 (AVSS), PIN 10 (VSS2)  
and PIN 11 (VDD2), PIN 13(VSS2) and PIN 14 (VDD2), PIN 17-PIN 18 (DVSS) and PIN 19(DVDD), respectively.  
Depending on the conditions of the printed circuit board, mount an additional electrolytic capacitor between the power supply and GND terminal.  
For EMI protection, it is effective to put ferrite beads in the origin of power to be supplied to the BU2280FV from the board or to insert a capacitor (of not  
more than 1), which bypasses high frequency desired, between the power supply and the GND.  
Block Diagram  
3:CLK27M1  
(27.0000MHz)  
4:CLK27M2  
(27.0000MHz)  
24:CLK27M3  
(27.0000MHz)  
12:CLK33M  
1/4  
1/6  
1/8  
(33.8688MHz)  
XTALIN=27.0000MHz  
8:XTALIN  
XTAL  
OSC  
PLL1  
PLL2  
9:XTALOUT  
22:CLK768FS  
(CTRLFS=OPEN:36.8640MHz  
CTRLFS=L  
:33.8688MHz)  
16:CLK512FS1  
(CTRLFS=OPEN:24.5760MHz  
1/4  
1/6  
1/8  
CTRLFS=L  
:22.5792MHz)  
15:CLK512FS2  
(CTRLFS=OPEN:24.5760MHz  
CTRLFS=L  
:22.5792MHz)  
20:CLK384FS  
(CTRLFS=OPEN:18.4320MHz  
CTRLFS=L :16.9344MHz)  
21:OE  
23:CTRLFS  
(
www.rohm.com  
TSZ02201-0E3E0J500660-1-2  
04.Nov.2015 Rev.001  
© 2015 ROHM Co., Ltd. All rights reserved.  
3/21  
TSZ2211115001  

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