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840004BGI PDF预览

840004BGI

更新时间: 2024-01-07 02:22:55
品牌 Logo 应用领域
艾迪悌 - IDT 时钟光电二极管外围集成电路晶体
页数 文件大小 规格书
19页 877K
描述
Clock Generator, 226.66MHz, PDSO20, 6.50 X 4.40 MM, 0.925 MM HEIGHT, MO-153, TSSOP-20

840004BGI 技术参数

是否无铅:含铅是否Rohs认证:不符合
生命周期:Obsolete零件包装代码:TSSOP
包装说明:TSSOP, TSSOP20,.25针数:20
Reach Compliance Code:not_compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.86
Is Samacsys:N其他特性:ALSO OPERATES AT 3.3V SUPPLY
JESD-30 代码:R-PDSO-G20JESD-609代码:e0
长度:6.5 mm湿度敏感等级:1
端子数量:20最高工作温度:85 °C
最低工作温度:-40 °C最大输出时钟频率:226.66 MHz
封装主体材料:PLASTIC/EPOXY封装代码:TSSOP
封装等效代码:TSSOP20,.25封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):225
电源:2.5/3.3 V主时钟/晶体标称频率:26.5625 MHz
认证状态:Not Qualified座面最大高度:1.2 mm
子类别:Clock Generators最大压摆率:100 mA
最大供电电压:2.625 V最小供电电压:2.375 V
标称供电电压:2.5 V表面贴装:YES
技术:CMOS温度等级:INDUSTRIAL
端子面层:Tin/Lead (Sn85Pb15)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:30宽度:4.4 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHERBase Number Matches:1

840004BGI 数据手册

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FemtoClock™ Crystal-to-LVCMOS/LVTTL  
Frequency Synthesizer  
ICS840004I  
DATA SHEET  
General Description  
Features  
The ICS840004I is a 4 output LVCMOS/LVTTL  
Synthesizer optimized to generate Fibre Channel  
reference clock frequencies and is a member of the  
HiPerClocksTM family of high performance clock  
solutions from IDT. Using a 26.5625MHz or a  
Four single-ended LVCMOS/LVTTL outputs  
17typical output impedance  
S
IC  
HiPerClockS™  
Selectable crystal oscillator interface or single-ended input  
Supports the following output frequencies: 212.5MHz,  
159.375MHz, 156.25MHz, 106.25MHz and 53.125MHz  
26.04166MHz, 18pF parallel resonant crystal, the following  
VCO range: 560MHz - 700MHz  
frequencies can be generated based on the 2 frequency select pins  
(F_SEL1:0): 212.5MHz, 159.375MHz, 156.25MHz, 106.25MHz, and  
53.125MHz. The ICS840004I uses IDT’s 3rd generation low phase  
noise VCO technology and can achieve 1ps or lower typical random  
rms phase jitter, easily meeting Fibre Channel jitter requirements.  
The ICS840004I is packaged in a small 20-pin TSSOP package.  
RMS phase jitter at 212.5MHz (637kHz – 10MHz):  
0.49ps (typical)  
Output supply modes:  
Core/Output  
3.3V/3.3V  
3.3V/2.5V  
2.5V/2.5V  
-40°C to 85°C ambient operating temperature  
Available in both standard (RoHS 5) and lead-free (RoHS 6)  
packages  
Frequency Select Function Table  
Inputs  
Input Frequency  
(MHz)  
M Divider  
Value  
N Divider  
Value  
M/N Ratio  
Value  
Output Frequency Range  
(MHz)  
F_SEL1  
F_SEL0  
26.5625  
26.5625  
26.5625  
26.5625  
26.04166  
0
0
1
1
0
0
1
0
1
1
24  
24  
24  
24  
24  
3
4
8
6
4
2
6
212.5  
159.375  
6
106.25  
12  
4
53.125 (default)  
156.25  
Pin Assignment  
Block Diagram  
Pullup  
OE  
F_SEL0  
nc  
1
2
20 F_SEL1  
2
19  
GND  
Pullup:Pullup  
F_SEL1:0  
nXTAL_SEL  
REF_CLK  
3
4
18  
17  
Q0  
Q1  
Pulldown  
nPLL_SEL  
5
6
16  
15  
VDDO  
Q2  
OE  
MR  
Pulldown  
nXTAL_SEL  
nPLL_SEL  
7
14 Q3  
26.5625MHz  
XTAL_IN  
VDDA  
nc  
VDD  
GND  
8
13  
F_SEL1:0  
9
10  
12 XTAL_IN  
0
Q0  
OSC  
1
0
11  
XTAL_OUT  
N
XTAL_OUT  
REF_CLK  
0 0 ÷3  
ICS840004I  
0 1 ÷4  
Q1  
Phase  
Detector  
Pulldown  
1
VCO  
1 0 ÷6  
20-Lead TSSOP  
6.5mm x 4.4mm x 0.925mm  
package body  
1 1 ÷12 (default)  
Q2  
Q3  
G Package  
Top View  
M = ÷24 (fixed)  
Pulldown  
MR  
ICS840004BGI REVISION B JULY 6, 2009  
1
©2009 Integrated Device Technology, Inc.  

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