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参数资料
| 型号： | HMC542ALP4 |
| 厂商： | HITTITE MICROWAVE CORP |
| 元件分类： | 衰减器 |
| 英文描述： | 0 MHz - 3000 MHz RF/MICROWAVE VARIABLE ATTENUATOR, 1.8 dB INSERTION LOSS-MAX |
| 封装： | 4 X 4 MM, LEADLESS, PLASTIC, SMT, QFN-24 |
| 文件页数： | 5/8页 |
| 文件大小： | 667K |
| 代理商： | HMC542ALP4 |
For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824
Phone: 978-250-3343
Fax: 978-250-3373
Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
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8 - 5
Pin number
Function
Description
Interface schematic
1, 3, 5, 14,
16-18, 23
n/C
these pins are not connected internally. However, all data
shown herein was measured with these pins connected
to rF/DC Ground.
2
Vcc
supply Voltage.
4, 15
rF1, rF2
this pin is DC coupled and matched to 50 ohms
Blocking capacitors are required. select value based on
lowest frequency of operation.
6 - 11, 13
ACG1 - ACG7
external capacitor to ground is required. select value for
lowest frequency of operation. Place capacitor as close to
pins as possible.
12
n/C
this pin is not connected internally and any connection made
to it externally will have no effect on product performance.
19
serial output
serial data output. serial input data
delayed by 8 clock cycles
20
reset
see truth table, control voltage table and timing diagram.
21
shift Clock
22
Latch enable
24
serial Input
GnD
Package bottom has an exposed metal paddle
that must be connected to rF/DC Ground.
Pin Descriptions
HMC542ALP4 / 542ALP4E
v04.0111
0.5 dB LSB GaAs MMIC 6-BIT DIGITAL
SERIAL CONTROL ATTENUATOR, DC - 4 GHz
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| HMC543 | 8000 MHz - 12000 MHz, 0 deg - 360 deg RF/MICROWAVE DIGITALLY CONTROLLED PH SHFTR |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| HMC542ALP4E | 功能描述:ATTENUATOR DGTL 6BIT 4X4QFN RoHS:是 类别:RF/IF 和 RFID >> 衰减器 系列:- 标准包装:1 系列:- 衰减值:- 容差:±1% 频率范围:0 ~ 500MHz 功率（瓦特）:2W 阻抗:93 欧姆 封装/外壳:BNC 单排模块 |
| HMC542ALP4ETR | 制造商:Hittite Microwave Corp 功能描述:ATTENUATOR DGTL 6BIT 4X4QFN 制造商:Hittite Microwave Corp 功能描述:HMC542 Series DC - 4 Ghz 0.5db 6-Bit GaAs Digital Attenuator - 4x4 mm QFN-24 |
| HMC542BLP4E | 功能描述:RF Attenuator 31.5dB ±0.2dB 0 ~ 4GHz 50 Ohm 560mW 24-VFQFN Exposed Pad 制造商:analog devices inc. 系列:- 零件状态:在售 衰减值:31.5dB 容差:±0.2dB 频率范围:0 ~ 4GHz 功率（W）:560mW 阻抗:50 欧姆 封装/外壳:24-VFQFN 裸露焊盘 标准包装:1 |
| HMC542BLP4ETR | 制造商:Hittite Microwave Corp 功能描述:HMC524 Series Dc - 4 Ghz 3 / 5 V 0.5 dB LSB 6-Bit SMT Digital Attenuator |
| HMC542LP4 | 制造商:HITTITE 制造商全称:Hittite Microwave Corporation 功能描述:0.5 dB LSB GaAs MMIC 6-BIT DIGITAL SERIAL CONTROL ATTENUATOR, DC - 3 GHz |
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