MAADSS0008SMB [TE]
Digital Attenuator 15 dB, 1-Bit, TTL Driver, DC-2.0 GHz; 数字衰减器15分贝， 1位， TTL驱动器， DC- 2.0GHz的
| 型号： | MAADSS0008SMB |
| 厂家： | 
TE CONNECTIVITY |
| 描述： | Digital Attenuator 15 dB, 1-Bit, TTL Driver, DC-2.0 GHz |
| 文件： | 总3页 (文件大小：218K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
RoHS
Compliant
Digital Attenuator, 1-Bit, 15 dB
DC - 2.0 GHz
MAADSS0008
V1
Features
Functional Schematic
•
•
•
•
•
•
•
•
•
Single 15-dB Step
Low Loss, 0.3 dB Typical @ 900 MHz
2.5 to 5.0 Volt Operation
5
4
Tape and Reel Packaging Available
Lead-Free SOT-25 Package
100% Matte Tin Plating over Copper
Halogen-Free “Green” Mold Compound
260°C Reflow Compatible
RoHS* Compliant Version of AT-267
Description
M/A-COM’s MAADSS0008 is a 1-bit, 15-dB step
GaAs MMIC digital attenuator in a lead-free SOT-25,
5 lead surface mount plastic package.
The
MAADSS0008 is ideally suited for use where high
accuracy, very low power consumption and low
intermodulation products are required.
1
2
3
Typical applications include wireless handsets, base
stations, wireless LAN equipment, GPS receivers
and any RF applications with automatic gain/level
control circuits.
Pin Configuration
Pin No.
Function
RF Input Port
Ground
Pin No.
Function
The MAADSS0008 is fabricated as a monolithic
GaAs integrated circuit using a mature PHEMT
process. The process features full chip passivation
for performance and reliability.
1
2
3
4
V1
5
V2
RF Output Port
Absolute Maximum Ratings 2,3
Ordering Information 1
Parameter
Input Power
Absolute Maximum
+21 dBm
Part Number
MAADSS0008TR
Package
1000 piece reel
Control Voltage
VC ≤ 8V
MAADSS0008TR-3000
MAADSS0008SMB
3000 piece reel
Sample Board
Operating Temperature
Storage Temperature
-40°C to +85°C
-65°C to +150°C
1. Reference Application Note M513 for reel size information.
2. Exceeding any one or combination of these limits may cause
permanent damage to this device.
3. M/A-COM does not recommend sustained operation near
these survivability limits.
* Restrictions on Hazardous Substances, European Union Directive 2002/95/EC.
M/A-COM Inc. and its affiliates reserve the right to make changes to the
1
• North America Tel: 800.366.2266 / Fax: 978.366.2266
product(s) or information contained herein without notice. M/A-COM makes
no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, nor does M/A-COM assume any liability
whatsoever arising out of the use or application of any product(s) or
information.
• Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
• Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macom.com for additional data sheets and product information.
RoHS
Compliant
Digital Attenuator, 1-Bit, 15 dB
DC - 2.0 GHz
MAADSS0008
V1
Electrical Specifications4: TA = 25°C, VC = +2.5 Volts, Z0 = 50 Ω
Parameter
Test Conditions
Units
Min
Typ
Max
Insertion Loss
1.0 GHz
dB
—
0.3
0.4
(Reference State)
2.0 GHz
dB
—
0.4
0.5
Attenuation
1.0 GHz
2.0 GHz
dB
dB
14.6
14.4
15.1
14.9
15.6
15.4
VSWR
1.0 GHz
2.0 GHz
Ratio
Ratio
—
—
1.2:1
1.3:1
—
—
Input IP3
1.0 GHz
dBm
dBm
40
40
50
50
—
—
Insertion Loss State
Attenuation State
P1dB
1.0 GHz
dBm
dBm
24
20
26
23
—
—
Insertion Loss State
Attenuation State
Control Current
Trise, Tfall
—
µA
nS
nS
—
—
—
—
29
50
10
—
—
10% to 90% RF, 90% to 10% RF
Ton, Toff
50% Control to 90% RF,
50% Control to 10% RF
Transients
In-band
mV
—
10
—
4. For positive voltage control, external DC blocking capacitors are required on all RF ports (pins 1, 2 and 3).
Lead-Free SOT-25†
Positive Control Voltage Schematic
5
4
1
2
3
†
Reference Application Note M538 for lead-free solder reflow
recommendations.
39 pF
39 pF
39 pF
Truth Table 5,6
Mode
V1
V2
Attenuation
(Control)
Positive 5
0 ± 0.2V
+2.5V to +5V
0 ± 0.2V
15 dB
+2.5V to +5V
Reference State
Negative 6
0 ± 0.2V
-2.5V to -5V
0 ± 0.2V
Reference State
15 dB
-2.5V to -5V
5. External DC blocking capacitors are required as noted.
6. If negative control is used, DC blocking capacitors are not
required on RF ports and ground.
2
M/A-COM Inc. and its affiliates reserve the right to make changes to the
product(s) or information contained herein without notice. M/A-COM makes
no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, nor does M/A-COM assume any liability
whatsoever arising out of the use or application of any product(s) or
information.
• North America Tel: 800.366.2266 / Fax: 978.366.2266
• Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
• Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macom.com for additional data sheets and product information.
RoHS
Compliant
Digital Attenuator, 1-Bit, 15 dB
DC - 2.0 GHz
MAADSS0008
V1
Typical Performance Curves
Insertion Loss with Negative Control
Insertion Loss with Positive Control
+25C
+85C
-40C
+25C
+85C
-40C
1.0
0.8
0.6
0.4
0.2
0.0
1.0
0.8
0.6
0.4
0.2
0.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
Frequency (GHz)
Attenuation with Positive Control
Attenuation with Negative Control
+25C
+85C
-40C
+25C
+85C
-40C
17
16
15
14
13
12
17
16
15
14
13
12
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
Frequency (GHz)
VSWR, 0 and 15 dB States with Positive Control at
+25°C
VSWR, 0 and 15 dB States with Negative Control at
+25°C
0dB
15dB
0dB
15dB
2.0
1.8
1.6
1.4
1.2
1.0
2.0
1.8
1.6
1.4
1.2
1.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Frequency (GHz)
Frequency (GHz)
3
M/A-COM Inc. and its affiliates reserve the right to make changes to the
product(s) or information contained herein without notice. M/A-COM makes
no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, nor does M/A-COM assume any liability
whatsoever arising out of the use or application of any product(s) or
information.
• North America Tel: 800.366.2266 / Fax: 978.366.2266
• Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
• Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macom.com for additional data sheets and product information.
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