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參數(shù)資料
| 型號(hào)： | U2761B |
| 英文描述： | DECT RF / IF IC |
| 中文描述： | 無繩射頻/中頻集成電路 |
| 文件頁(yè)數(shù)： | 1/12頁(yè) |
| 文件大小： | 426K |
| 代理商： | U2761B |
U2761B
Preliminary Information
TEMIC Semiconductor
Rev. A4, 10-Mar-98
1 (11)
DECT RF / IF IC
Description
The U2761B is an integrated circuit manufactured in
TEMIC’s UHF5S technology, designed for DECT
application. It contains rejection mixer, IF amplifier,
FM demodulator, baseband filter, RSSI, TX preamplifier
and power-ramping generator for power amplifier.
Features
Supply-voltage range 2.7 to 5.5 V
Low current consumption
Few external components
On-chip baseband filter
LO switch and TX preamplifier
Ramp-signal generator for power amplifier
Block Diagram
MIXER_IN1
MIXER_IN2
IF amp 1
IF amp 2
IF_TANK1
IF_IN1
IF_IN2
IR mixer
IF_TANK2
Demodulator
T/R switch
Bandgap
QUAD_TANK1
QUAD_TANK2
DEMOD_OUT
VS1
VS2
TX driver
MIXER_OUT1
MIXER_OUT2
Ramp
generator
RAMP_SET
RAMP_OUT
LO_IN1
LO_IN2
Control
logic
TX_ON
RX_ON
OpAmp
+
–
OP_N
OP_P
TX_RF_OUT
OP_OUT
14657
Figure 1. Block diagram
Ordering Information
Extended Type Number
U2761B
Package
SSO28
Remarks
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| U2762B | 900-MHz ISM Band Receiver |
| U2762B-BFS | 900-MHz ISM Band Receiver |
| U2762B-BFSG3 | 900-MHz ISM Band Receiver |
| U2781B | Frequency Synthesizer |
| U2782B | Ring Tongue Solderless Terminal; RoHS Compliant: Yes |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| U2762B | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:900-MHz ISM Band Receiver |
| U2762B-BFS | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:900-MHz ISM Band Receiver |
| U2762B-BFSG3 | 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:900-MHz ISM Band Receiver |
| U277 | 制造商:APEM 功能描述: |
| U277/1 | 功能描述:開關(guān)配件 Switch Hardware RoHS:否 制造商:C&K Components 類型:Cap 用于:Pushbutton Switches 設(shè)計(jì)目的: |
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