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840024BGILFT PDF预览

840024BGILFT

更新时间: 2024-09-30 01:11:55
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
17页 344K
描述
FemtoClock Crystal/LVCMOS-to-LVCMOS/LVTTL Frequency Synthesizer

840024BGILFT 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Obsolete零件包装代码:TSSOP
包装说明:TSSOP,针数:20
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.39.00.01风险等级:5.79
其他特性:ALSO OPERATES AT 3.3 V SUPPLYJESD-30 代码:R-PDSO-G20
JESD-609代码:e3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:125 MHz封装主体材料:PLASTIC/EPOXY
封装代码:TSSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE, SHRINK PITCH峰值回流温度(摄氏度):260
主时钟/晶体标称频率:25 MHz座面最大高度:1.2 mm
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:Matte Tin (Sn)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:4.4 mm
uPs/uCs/外围集成电路类型:CLOCK GENERATOR, OTHERBase Number Matches:1

840024BGILFT 数据手册

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®
FemtoClock Crystal/LVCMOS-to-  
840024I  
LVCMOS/LVTTL Frequency Synthesizer  
DATA SHEET  
General Description  
Features  
The 840024I is a four output LVCMOS/LVTTL Synthesizer optimized  
to generate Ethernet reference clock frequency. The 840024I uses  
IDT’s 3RD generation low phase noise VCO technology and can  
achieve 1ps or lower typical random RMS phase jitter, easily meeting  
Ethernet jitter requirements. The 840024I is packaged in a small  
20-pin TSSOP package.  
Four LVCMOS / LVTTL outputs  
Selectable crystal oscillator interface or LVCMOS / LVTTL  
single-ended clock input  
Supports the following output frequency: 125MHz  
RMS phase jitter @125MHz (1.875MHz - 20MHz):  
0.6ps (typical)  
Power 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 lead-free (RoHS 6) package  
Block Diagram  
Pin Assignment  
1
2
20  
19  
nc  
nc  
nc  
GND  
Pullup  
OE  
3
4
18  
17  
nXTAL_SEL  
TEST_CLK  
OE  
MR  
nPLL_SEL  
Q0  
Q1  
Pulldown  
nPLL_SEL  
Q0  
Q1  
Q2  
Q3  
5
6
7
16  
15  
14  
13  
12  
11  
VDDO  
Q2  
Q3  
Pulldown  
nXTAL_SEL  
1
0
25MHz  
8
VDDA  
GND  
XTAL_IN  
9
10  
nc  
VDD  
XTAL_IN  
XTAL_OUT  
0
1
OSC  
Phase  
Detector  
VCO  
N = ÷5  
XTAL_OUT  
TEST_CLK  
20-Lead TSSOP  
6.5mm x 4.4mm x 0.925mm  
package body  
Pulldown  
G Package  
M =  
÷
25 (fixed)  
Top View  
Pulldown  
MR  
840024I Rev C 4/3/15  
1
©2015 Integrated Device Technology, Inc.  

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