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固定衰减器	低频可调衰减器 (DC-1GHz)	中大功率可调衰减器(15-50W)
ATM06系列可调衰减器	ATM07系列可调衰减器	ATM08系列可调衰减器(0.7-18GHz)
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压控数控可调衰减器

Attenuators Voltage Controlled

Frequency Range (GHz)	Insertion Loss (dB) max.	VSWR (dB) max.	Attenuation Range (dB)	P/N
0.25-0.5	2.5	1.5	32	AAT-10-479/1S
0.25-0.5	3.0	1.7	64	AAT-11--*
0.5-1.0	2.6	1.6	32	AAT-12--*
0.5-1.0	3.1	1.8	64	AAT-13--*
0.5-2.0	3.0	1.8	32	AAT-14--*
0.5-2.0	3.5	1.8	64	AAT-15--*
1.0-2.0	3.2	1.8	32	AAT-16--*
1.0-2.0	3.7	1.8	64	AAT-17--*
1.0-4.0	3.5	1.8	32	AAT-18-479/3S
1.0-4.0	5.0	1.8	64	AAT-19--*
2.0-4.0	3.5	1.8	32	AAT-20--*
2.0-4.0	4.5	1.8	64	AAT-21-479/3S
2.0-8.0	4.0	2.0	32	AAT-22-479/2S
2.0-8.0	5.5	2.0	64	AAT-23-479/3S
4.0-8.0	4.0	1.9	32	AAT-24-**
4.0-8.0	5.0	1.9	64	AAT-25-**
8.0-12.4	4.0	2.0	32	AAT-26-**
8.0-12.4	5.0	2.0	64	AAT-27-**
6.0-16.0	4.0	2.0	32	AAT-28-**
6.0-16.0	5.0	2.0	64	AAT-29-**

* **	Current Control: C, Voltage Control: V Housing dimensions, consult factory.
	Other Frequency bands and Attenuation Range available, Consult factory for options and outlines.

Bandwidth (2:1)		Bandwidth (4:1)
Flatness (dB)	Attenuation (dB)	Flatness (dB)	Attenuation (dB)
± 0.5	0-10	± 0.6	0-10
± 0.8	0-20	± 1.2	0-20
± 1.2	0-30	± 1.8	0-30
± 1.5	0-40	± 2.2	0-40
± 2.2	0-64	± 3.5	0-64

Typical Attenuation
vs. Voltage

Voltage Controlled Linearized

Frequency Range (GHz)	Insertion Loss (dB) max.	VSWR (dB) max.	Attenuation Range (dB)	P/N
6.0-16.0	4.0	2.0	32	AAT-28-479/5S
6.0-16.0	5.0	2.0	64	AAT-29-479/5S
8.0-12.4	3.0	2.0	64	AAT-30-479/5S

Attenuator Accuracy vs. Frequency
0-20 dB	20-40 dB	40-60 dB	>60 dB	P/N
± 1.5	± 2.0	-	-	AAT-28-479/5S
± 1.5	± 2.0	3.0	±4	AAT-29-479/5S
± 1.0	± 1.5	2.0	±4	AAT-30-479/5S

Transfer Function = 10 dB/Volt Typ. Control Voltage = 0-8 Vdc Typ. Pin = 20 dBm max.
DC Supply =	+15 Volts @ 100mA
	-15 Volts @ 30mA

Digital Controlled, 0.25-8.00 GHz

Frequency
Range*
(GHz)

Insertion
Loss
(dB) max.

VSWR
(dB)
max.

Attenuation
Range
(dB)

#
of
Bits

Least
Significant
Bit (LSB)

P/N

0.25-0.50

3.0

1.80:1

0.125

DAT-10-**

0.50-1.00

3.2

1.80:1

0.125

DAT-11-**

1.00-2.00

3.5

1.80:1

0.125

DAT-12-**

2.00-4.00

4.5

1.80:1

0.125

DAT-13-**

4.00-8.00

5.5

2.00:1

0.125

DAT-14-**

0.25-0.50

3.5

2.00:1

0.25

DAT-15-**

0.50-1.00

3.7

2.00:1

0.25

DAT-16-**

1.00-2.00

4.0

2.00:1

0.25

DAT-17-**

2.00-4.00

5.0

2.00:1

0.25

DAT-18-**

4.00-8.00

6.0

2.00:1

0.25

DAT-19-**

**	Consult factory for housing dimensions.
	Other frequency bands and Attenuation range available, consult factory for options and outlines.

Digital Control Attenuators
Operating Power: 20 dBm/100 mw max.
Power Handling: +30 dBm/1 watt max.
Switching Time: 500 nsec max.
Control Logic: TTL
Power supply: ±5 Vdc @ 70 ma/bit
Temperature: +10° C - +40° C
RF Connectors: SMA Female
DC Connector (DC Power & Logic):
ITT Cannon, 15 Pin
Pin 13 = +5 Vdc
Pin 14 = -5 Vdc
Pin 01 = bit 1 (LSB)
Pin 02 = bit 2
Pin 03 = bit 3
Pin 04 = bit 4
Pin 05 = bit 5
Pin 06 = bit 6
Pin 07 = bit 7
Pin 08 = bit 8

Offset of Mean Attenuation (dB)
± 0.4	0-16
± 0.8	17-32
± 1.5	32-64
Flatness (dB)
± 0.4	0-16
± 0.6	17-32
± 1.2	32-64

TTL Logic
Att/Bit	0.125	0.25	0.5	1.0	2.0	4.0	8.0	16.0
1	0	0	0	0	0	0	0	0	Ref.=Loss
2	0	0	0	1	1	0	0	0	3.0 dB
3	0	0	0	0	1	1	0	0	6.0 dB
4	0	0	0	0	0	1	1	0	12.0 dB
5	0	0	0	0	0	0	0	1	16.0 dB
6	0	0	0	0	0	1	0	1	20.0 dB
7	0	0	0	0	0	1	1	1	28.0 dB
8		1	1	1	1	1	1	1	31.875 dB
Bits:	1	2	3	4	5	6	7	8	-

Digital Controlled, 8-16 GHz

Frequency Range* (GHz)	Insertion Loss (dB) max.	VSWR (dB) max.	Attenuation Range (dB)	# of Bits	Least Significant Bit (LSB)	P/N
8.0-12.40	5.5	2.00:1	32	8	0.125	DAT-20-480/2S
8.0-12.40	6.0	2.00:1	64	8	0.250	DAT-21-480/2S
6.0-16.00	5.5	2.00:1	32	8	0.125	DAT-22-480/2S
6.0-16.00	6.0	2.00:1	64	8	0.250	DAT-23-480/2S

Digital Control Attenuators, 8-16 GHz
Resolution of 8 bit is standard.
Pin = +20 dBm
Switching Time: 500 nsec typical.
Control Logic: TTL
Power supply: + 15 Volts @ 70 ma/bit,
- 15 Volts @ 40 ma/bit.
Temperature: +10° C to +40° C
RF Connectors: SMA Female
DC Connector (DC Power & Logic):
ITT Cannon, 15 Pin
Pin 01 = +8 to +15 VDC
Pin 02 = -8 to -15 VDC
Pin 03 = GROUND
Pin 04 = NC
Pin 05 = BIT 8 (MSB)
Pin 06 = BIT 7
Pin 07 = BIT 6
Pin 08 = BIT 5
Pin 09 = BIT 4
Pin 10 = BIT 3
Pin 11 = BIT 2
Pin 12 = BIT 1
Pin 13 = BIT 0 (LSB)

Offset of Mean Attenuation (dB)
± 0.4	0-16
± 0.8	17-32
± 1.5	32-64
Flatness (dB)
± 0.4	0-16
± 0.6	17-32
± 1.2	32-64

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