參數(shù)資料
型號: U2790B
廠商: Atmel Corp.
英文描述: 1000-MHz QUADRATURE MODULATOR
中文描述: 1000 - MHz的正交調(diào)制器
文件頁數(shù): 1/15頁
文件大?。?/td> 228K
代理商: U2790B
1
Features
Supply Voltage 5 V (Typically)
Very Low Power Consumption: 150 mW (Typically) for -1 dBm Output Level
Very Good Sideband Suppression by Means of Duty Cycle Regeneration of the LO
Input Signal
Phase Control Loop for Precise 90° Phase Shifting
Power-down Mode
Low LO Input Level: -10 dBm (Typically)
50- Single-ended LO and RF Port
LO Frequency from 100 MHz to 1 GHz
SO16 Package01/03
Benefits
No External Components Required for Phase Shifting
Adjustment Free, Hence Saves Manufacturing Time
Only Three External Components Necessary, this Results in Cost and Board Space
Saving
Electrostatic sensitive device.
Observe precautions for handling.
Description
The U2790B is a 1000-MHz quadrature modulator using Atmel′s advanced UHF pro-
cess. It features a frequency range from 100 MHz up to 1000 MHz, low current
consumption, and single-ended RF and LO ports. Adjustment-free application makes
the direct converter suitable for all digital radio systems up to 1000 MHz, e.g., GSM,
ADC, JDC.
Figure 1.
Block Diagram
Duty cycle
regenerator
Frequency
doubler
90°
Power
up
1
12
8
7
16
15
9
10
5,4
6
3
2,11,13,14
90°/control
loop
BB
AI
LO
i
Ph
adj
BB
Bi
S
PU
PU
V
S
RF
O
GND
BB
AI
BB
BI
1000-MHz
Quadrature
Modulator
U2790B
Rev. 4583A–CELL–01/03
相關(guān)PDF資料
PDF描述
U2825DW High Speed PWM Controller
U2825L High Speed PWM Controller
U2825N High Speed PWM Controller
U2825Q High Speed PWM Controller
U2860B-M Dual-Channel FM Sound Demodulator for TV Systems
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
U2790B_06 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:1000-MHz Quadrature Modulator
U2790B-MFP 功能描述:IC QUADRATURE MOD 1000MHZ 16SOIC RoHS:否 類別:RF/IF 和 RFID >> RF 調(diào)制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 功能:調(diào)制器 LO 頻率:700MHz ~ 2.3GHz RF 頻率:700MHz ~ 2.3GHz P1dB:1dBm 底噪:-148dBm/Hz 輸出功率:-1dBm 電流 - 電源:46mA 電源電壓:2.7 V ~ 3.6 V 測試頻率:1.75GHz 封裝/外殼:28-WFQFN 裸露焊盤 包裝:帶卷 (TR)
U2790B-MFPG3 功能描述:IC MODULATOR QUAD 1000MHZ 16SOIC RoHS:是 類別:RF/IF 和 RFID >> RF 調(diào)制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:2,500 系列:- 功能:調(diào)制器 LO 頻率:700MHz ~ 2.3GHz RF 頻率:700MHz ~ 2.3GHz P1dB:1dBm 底噪:-148dBm/Hz 輸出功率:-1dBm 電流 - 電源:46mA 電源電壓:2.7 V ~ 3.6 V 測試頻率:1.75GHz 封裝/外殼:28-WFQFN 裸露焊盤 包裝:帶卷 (TR)
U2790B-MFPY 制造商:Atmel Corporation 功能描述:
U2790B-NFPG3H 功能描述:調(diào)節(jié)器/解調(diào)器 COM.CELLULAR-1000 MHZ I/Q MODULATOR RoHS:否 制造商:Texas Instruments 封裝 / 箱體:PVQFN-N24 封裝:Reel