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參數(shù)資料
| 型號： | AT-273-TR |
| 英文描述： | Digital Attenuator， 32 dB， 2-Bit， TTL Driver， DC2.0 GHz |
| 中文描述： | 數(shù)字，32分貝，2衰減位，TTL驅(qū)動，DC2.0吉赫 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 106K |
| 代理商： | AT-273-TR |
V 2.00
Digital Attenuator, 32 dB, 2-Bit
DC - 2 GHz
AT-272
Guaranteed Specifications
1
Frequency Range
Nominal Attenuation
2
Attenuation Accuracy
A ny Single Bit
A ny Combination of Bits (DC-1 GHz ± 3% of Attenuation Setting in dB) dB
A ny Combination of Bits (1-2 GHz ± 7.5% of Attenuation Setting in dB) dB
(From -55°C to + 85°C)
DC – 2.0 GHz
16 dB Steps to 32 dB
DC – 2.0 GHz
(DC-2 GHz ± 3% of Attenuation Setting in dB) dB
VSWR
Reference Insertion Loss
DC – 2.0 GHz
DC – 2.0 GHz
1.6:1 Max
2.0 dB Max
Operating Characteristics
Impedance
Switching Characteristics
Trise, Tfall (10% to 90%)
Ton, Toff (50% CTL to 90%/10%)
Transients (in-Band)
Input Power for 1 dB Compression
0.05 GHz
0.5 GHz to 3 GHz
Intermodulation Intercept point
(for two-tone input power up to +5 dBm
)
I
ntercept Points
0.05 GHz
0.5 GHz to 3 GHz
Control Voltages (Complementary Logic)
Vin Low
Vin Hi
50 Ohms Nominal
6 ns Typ
16 ns Typ
15 mV Typ
+27 dBm Typ
+30 dBm Typ
IP2
+44
+68
IP3
+38
+48
dBm Typ
dBm Typ
0V to -0.2V @ 20 μA Max
-5V @ 20 μA typ to -8V @ 100 μA Max
1. All specifications apply when operated with a 50 ohm impedance at both RF ports.
2. Above reference insertion loss.
Features
Attenuation 16-dB Steps to 32 dB
Temperature Stability +/- 0.18 dB from -55C to
+85 C Typical
Ultra Low DC Power Consumption
Hermetic Surface Mount Package
Fast Switching Speed, 6 ns Typical
CR-6
Ordering Information
Part Number
AT-272 PIN
Package
Ceramic
G
G
G
G
G
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