Dianzimai.com

Attenuator

In Stock 2

0.1~18GHz, Attenuation range0~63dB, step0.25dB, 0.3W, SMA, 替代RCDAT-18G-63

Price ： $1676.93

Delivery Time ： 1Day(WorkDay)

Terms: Ex Work from Chengdu warehouse, minimum order amount US$200. The product is produced by COM-MW Technology Co.,Ltd and sold by Sichuan Dianzibuy Technology Co.,Ltd

MOQ : 1

Attention: The online trading belongs to commercial activities, the final transaction price might be lower than tag price, subject to automatically system calculating.

Contact Us
Contact Person:Cynthia
Email:cynthia@com-mw.com
sales@com-mw.com
Mobile/WhatsApp:
+86 19938031308
Address:23 floor, No. 1 building, P Jiuxi Plaza, No.37, Jiancai Road, Chenghua Zone, Chengdu

Main specifications

Parameters	Min	Typical	Max	Units
Frequency	0.1	~	18	GHz
Attenuation range	0	~	63	dB
IL		8	12	dB
VSWR		1.8	2.2
Attenuation accuracy root mean square		2	2.5	dB
I/O Isolation		60		dB
Input power (RF input port)			+25	dBm
Input power (RF output port)			+18	dBm
衰减切换时间		100		ns

Other parameters

step	0.25dB
Power	0.3W Design assurance
Impedance	50Ω
Connector	SMA-K
Surface	Nickel plating
Working voltage	+5V
Working current	使用Ethernet，USB-C or RS232控制该模块的时候，工作电流为300mA;使用TTL控制的时候，其余控制需要断电，此时工作电流为50mA。
Work Temp.	-0~+50℃ Design assurance
Storage Temp.	-30~+85℃ Design assurance
Control port	USB-C/TTL/RS232/ETHERNTE CONTROLUS
Other	替代RCDAT-18G-63

Truth table(1=3.3~5V,0=0V)

Attenuation	A8	A7	A6	A5	A4	A3	A2	A1
0.25	0	0	0	0	0	0	0	1
0.5	0	0	0	0	0	0	1	0
1	0	0	0	0	0	1	0	0
2	0	0	0	0	1	0	0	0
4	0	0	0	1	0	0	0	0
8	0	0	1	0	0	0	0	0
16	0	1	0	0	0	0	0	0
31.5	1	0	0	0	0	0	0	0
31.75	0	1	1	1	1	1	1	1
63	1	1	1	1	1	1	1	0

RJ-45 & RS-232 Control

0 dB	AA 00 02 03 04 05 06 55
0.25 dB	AA 01 02 03 04 05 06 55
0.5 dB	AA 02 02 03 04 05 06 55
1 dB	AA 04 02 03 04 05 06 55
2 dB	AA 08 02 03 04 05 06 55
4 dB	AA 10 02 03 04 05 06 55
8 dB	AA 20 02 03 04 05 06 55
16 dB	AA 40 02 03 04 05 06 55
31.7 dB	AA 80 02 03 04 05 06 55
63 dB	AA FF 02 03 04 05 06 55

15芯引脚定义

引脚	说明	Voltage
1	电源电压	+5V
2	GND	GND
3	RS232-TX
4	RS232-RX
5	TTL-EN	+3.3V/0V
6	TRIGGER	+3.3V/0V
7	ATT1-0.25	+3.3V/0V
8	ATT1-0.5	+3.3V/0V
9	ATT1-1	+3.3V/0V
10	ATT1-2	+3.3V/0V
11	ATT1-4	+3.3V/0V
12	ATT1-8	+3.3V/0V
13	ATT1-16	+3.3V/0V
14	ATT2-31.5	+3.3V/0V
15	不连接

Typical test data

Frequency (G)	VSWR	IL (dB)	A-0.25 dB	A-0.5 dB	A-1 dB	A-2 dB	A-4 dB	A-8 dB	A-16 dB	A-63 dB
0.1	2.17	-5.67	-0.41	-0.76	-1.04	-2.13	-4.17	-8.2	-15.4	-59.4
2.8	1.9	-7.61	-0.35	-0.59	-0.97	-1.99	-3.8	-7.78	-15.05	-59.34
4.2	1.79	-8.31	-0.3	-0.51	-0.97	-2.01	-3.81	-7.87	-15.2	-59.74
8.5	1.29	-9.08	-0.27	-0.45	-0.9	-1.97	-3.77	-7.87	-15.45	-60.27
10	1.96	-8.86	-0.35	-0.6	-1.04	-2.18	-4.07	-8.03	-15.54	-61.76
12	1.08	-8.95	-0.38	-0.63	-1.02	-2.23	-4.23	-8.22	-16.25	-62.41
14	1.48	-10.07	-0.31	-0.49	-1.06	-2.37	-4.4	-8.44	-16.25	-61.93
15	1.48	-10.38	-0.37	-0.6	-1.07	-2.34	-4.15	-7.88	-15.69	-60.91
17	1.44	-10.46	-0.48	-0.48	-0.95	-2.2	-4.09	-8.04	-16.12	-61.85
18	1.87	-11.15	-0.41	-0.41	-0.95	-2.25	-4.08	-7.99	-16.04	-62.42

Instructions for use

1、当TRIGGER=0时，网口，type-c，232无论发送什么命令，FPGA都不响应，当TRIGGER=1时，FPGA才会响应，且TRIGGER再次变为0是，FPGA的状态保持为此次状态，直到TRIGGER=1时，接收到下一状态；

2、当需要使用TTL直接控制的时候，需要将TTL-EN=1，使网口，232，type-c的供电全部关闭，当需要使用网口，232，type-c控制时，需要将TTL-EN=0并把15芯连接器上的ATT引脚全部悬空；

3、可提供type-c控制软件

Reference picture

Reference

Configuration(mm)

Typical test curve

Typical

典型切换时间-上升沿

典型切换时间-下降沿

Note

1. Clean the surface of the product, do not soak the product in a cleaning solution; 2. This product belongs to electrostatic sensitive devices. Pay attention to anti-static measures during installation or storage; 3. If the overall temperature is greater than 125 ℃, please consult with us before placing an order.