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LT5519EUF PDF预览

LT5519EUF

更新时间: 2024-02-26 06:39:57
品牌 Logo 应用领域
凌特 - Linear 电信集成电路蜂窝电话电路电信电路
页数 文件大小 规格书
12页 217K
描述
0.7GHz to 1.4GHz High Linearity Upconverting Mixer

LT5519EUF 技术参数

是否无铅: 含铅是否Rohs认证: 符合
生命周期:Active包装说明:HVQCCN,
针数:16Reach Compliance Code:compliant
风险等级:5.6JESD-30 代码:S-PQCC-N16
JESD-609代码:e3长度:4 mm
湿度敏感等级:1功能数量:1
端子数量:16最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:HVQCCN封装形状:SQUARE
封装形式:CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:0.8 mm
标称供电电压:5 V表面贴装:YES
电信集成电路类型:RF AND BASEBAND CIRCUIT温度等级:INDUSTRIAL
端子面层:Matte Tin (Sn)端子形式:NO LEAD
端子节距:0.65 mm端子位置:QUAD
处于峰值回流温度下的最长时间:30宽度:4 mm
Base Number Matches:1

LT5519EUF 数据手册

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LT5519  
0.7GHz to 1.4GHz  
High Linearity  
Upconverting Mixer  
U
FEATURES  
DESCRIPTIO  
The LT®5519 mixer is designed to meet the high linearity  
requirements of wireless and cable infrastructure trans-  
mission systems. A high speed, internally 50matched,  
LO amplifier drives a double-balanced mixer core, allow-  
ing the use of a low power, single-ended LO source. An RF  
output transformer is integrated, thus eliminating the  
need for external matching components at the RF output,  
whilereducingsystemcost, componentcount, boardarea  
and system-level variations. The IF port can be easily  
matched to a broad range of frequencies for use in many  
different applications.  
Wide RF Frequency Range: 0.7GHz to 1.4GHz  
17.1dBm Typical Input IP3 at 1GHz  
On-Chip RF Output Transformer  
On-Chip 50Matched LO and RF Ports  
Single-Ended LO and RF Operation  
Integrated LO Buffer: –5dBm Drive Level  
Low LO to RF Leakage: – 44dBm Typical  
Noise Figure: 13.6dB  
Wide IF Frequency Range: 1MHz to 400MHz  
Enable Function with Low Off-State Leakage Current  
Single 5V Supply  
Small 16-Lead QUFN Plastic Package  
The LT5519 mixer delivers +17.1dBm typical input 3rd  
order intercept point at 1GHz with IF input signal levels of  
–10dBm. The input 1dB compression point is typically  
+5.5dBm. The IC requires only a single 5V supply.  
APPLICATIO S  
Wireless Infrastructure  
, LTC and LT are registered trademarks of Linear Technology Corporation.  
Cable Downlink Infrastructure  
Point-to-Point and Point-to-Multipoint Data  
Communications  
High Linearity Frequency Conversion  
U
TYPICAL APPLICATIO  
5V  
DC  
1µF  
1000pF  
RF Output Power, IM3 and IM2  
vs IF Input Power (Two Input Tones)  
39nH  
10  
0
EN  
BIAS  
V
V
V
CC3  
CC1  
CC2  
P
OUT  
10pF  
–10  
–20  
–30  
–40  
–50  
–60  
–70  
–80  
–90  
100Ω  
BPF  
220pF  
LT5519  
4:1  
f
= 1000MHz  
RF  
LO  
LO  
IF1  
IF2  
+
+
IF  
IF  
RF  
RF  
P
= –5dBm  
= 1140MHz  
= 140MHz  
= 141MHz  
BPF  
33pF  
f
f
PA  
IM3  
IM2  
f
220pF  
100Ω  
T
= 25°C  
A
GND  
5pF  
5pF  
85Ω  
–16  
–12  
–8  
–4  
0
4
+
LO  
LO  
(OPTIONAL)  
IF INPUT POWER (dBm/TONE)  
5519 F01a  
LO INPUT  
–5dBm  
5519 F01b  
Figure 1. Frequency Conversion in Wireless Infrastructure Transmitter  
5519f  
1

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