!United Monolithic Semiconductors 								
!Route Départementale 128. B.P.46
!91401 
!ORSAY Cedex
!FRANCE
!Tel.    +33  (0)1 69 33 03 08 
!Fax     +33  (0)1 69 33 03 09
!e.mail  mktsales@ums-gaas.com	
!__________________________________________________________________________________
!Device: 	CHA3513. 3bit Digital Variable Amplifier
!features:	6-18GHz. 16dB Gain. 25dB attenuation range	
!Option: 	B=D=F=4.5V, Id=300mA, 10A,5A,10A1=-5V, 10B,5B,10B1=0V Temp. 25°C
!Ref.							
!__________________________________________________________________________________
!
!F(GHz) dBS11 PhS11 dBS21 PhS21 dBS12 PhS12 dBS22 PhS22
!
# GHZ S DB R 50
1.0	-5.0	-57.9	-42.4	-113.8	-49.5	-131.4	-1.3	-70.5
1.5	-7.2	-76.1	-18.6	16.2	-46.0	91.4	-1.8	-103.9
2.0	-9.8	-96.3	-0.2	-42.0	-64.9	-33.9	-2.3	-135.4
2.5	-12.7	-107.2	8.4	-116.7	-73.4	-119.4	-3.2	-167.9
3.0	-15.0	-112.7	14.1	175.7	-64.8	157.8	-5.0	156.2
3.5	-20.1	-123.8	17.6	111.9	-62.4	-33.9	-7.8	118.8
4.0	-23.7	-112.8	19.5	48.2	-69.1	-71.6	-12.6	84.1
4.5	-24.8	-97.0	20.1	-9.1	-82.4	76.6	-17.9	58.7
5.0	-22.5	-75.8	20.2	-58.8	-74.6	95.5	-23.0	16.3
5.5	-20.3	-69.7	20.2	-104.8	-78.8	-11.7	-22.4	-41.9
6.0	-19.4	-69.0	20.1	-148.2	-74.8	-31.4	-19.2	-77.0
6.5	-19.3	-74.6	20.0	170.5	-75.0	-82.7	-17.4	-94.5
7.0	-19.4	-84.7	19.9	130.4	-68.5	-126.6	-16.7	-108.4
7.5	-19.2	-94.2	19.8	91.9	-64.1	164.5	-16.5	-121.5
8.0	-19.0	-98.5	19.9	53.2	-66.2	72.0	-16.3	-146.6
8.5	-18.6	-90.0	20.0	15.2	-68.1	-19.5	-17.7	-169.1
9.0	-18.2	-89.3	20.1	-23.1	-65.9	-90.3	-18.5	175.3
9.5	-17.9	-91.3	20.3	-62.6	-61.5	-122.2	-19.0	173.3
10.0	-17.0	-91.6	20.3	-101.8	-63.3	177.0	-19.1	175.5
10.5	-15.6	-94.5	20.3	-141.0	-71.4	178.8	-19.8	-175.5
11.0	-15.2	-99.3	20.2	179.8	-67.7	-157.1	-19.7	-166.0
11.5	-15.3	-109.2	20.1	140.3	-63.4	-160.5	-19.6	-165.3
12.0	-15.1	-123.4	19.9	101.1	-60.3	-162.6	-20.4	-170.7
12.5	-14.6	-134.5	19.7	61.9	-55.2	-170.5	-21.8	-175.0
13.0	-14.3	-137.1	19.4	23.8	-50.3	165.6	-22.6	-173.0
13.5	-13.2	-138.8	19.4	-14.1	-47.0	137.3	-19.4	-166.2
14.0	-12.3	-150.0	19.7	-53.1	-44.7	102.9	-15.3	179.1
14.5	-13.5	-170.7	19.8	-96.5	-44.5	64.6	-13.6	152.3
15.0	-16.7	-176.5	19.6	-138.2	-46.6	44.9	-14.2	129.6
15.5	-19.5	-171.7	19.5	178.9	-47.3	35.2	-15.0	106.0
16.0	-21.7	-159.0	19.5	136.2	-46.4	21.2	-16.5	80.5
16.5	-19.6	-154.2	20.0	89.9	-45.3	6.6	-18.5	62.6
17.0	-18.0	176.7	19.7	37.4	-45.4	-21.2	-19.1	48.2
17.5	-19.5	157.2	18.9	-16.1	-46.5	-42.9	-19.5	17.9
18.0	-21.0	169.4	17.2	-68.0	-48.6	-51.9	-18.7	-22.4
18.5	-20.4	173.8	15.6	-117.8	-49.0	-61.6	-17.0	-77.7
19.0	-19.5	161.7	13.9	-167.8	-50.0	-81.0	-15.4	-125.4
19.5	-19.8	139.5	12.5	141.2	-51.5	-89.1	-15.7	-167.2
20.0	-21.0	117.8	10.7	86.1	-54.5	-88.5	-19.5	152.9
20.5	-22.7	90.1	8.6	29.6	-54.0	-91.5	-32.9	25.3
21.0	-22.8	54.4	6.4	-32.2	-54.7	-81.5	-19.3	-65.8
21.5	-22.6	20.9	2.9	-100.8	-52.0	-94.5	-15.8	-82.0
22.0	-22.5	-10.3	-2.0	-169.3	-51.4	-105.8	-13.3	-93.0
22.5	-20.0	-37.4	-7.8	121.1	-53.6	-122.9	-13.8	-105.3
23.0	-16.7	-54.8	-15.4	42.9	-54.6	-121.2	-14.0	-96.9
23.5	-14.3	-63.9	-26.5	-41.5	-54.8	-117.5	-12.0	-106.4
24.0	-12.7	-71.9	-45.9	177.1	-52.3	-115.5	-11.0	-126.7