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參數資料
| 型號： | HMC470LP3E |
| 廠商： | Hittite Microwave Corporation |
| 文件頁數： | 3/6頁 |
| 文件大小： | 263K |
| 描述： | ATTENUATOR DGTL 5BIT 16QFN |
| 標準包裝： | 1 |
| 衰減值： | 1dB ~ 31dB |
| 頻率范圍： | 0 ~ 3GHz |
| 阻抗： | 50 歐姆 |
| 封裝/外殼： | 16-VQFN 裸露焊盤 |
| 其它名稱： | 1127-1046-6 |
5
5 - 146
For price, delivery, and to place orders, please contact Hittite Microwave Corporation:
20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373
Order On-line at www.hittite.com
Truth Table
Control Voltage
Bias Voltage & Current
Worst Case Step Error
Between Successive Attenuation States
Vdd = +5V ?10%
Vdd (V)
Idd (Typ.)
(mA)
+4.5
4.0
+5.0
4.2
+5.5
4.4
State
Bias Condition
Low
0 to +0.8V @ -5 uA Typ.
High
+2.0 to + 5 Vdc @ 40 uA Typ.
Note: Vdd = +5V
Control Voltage Input
Attenuation
State
RF1 - RF2
V1
16 dB
V2
8 dB
V3
4 dB
V4
2 dB
V5
1 dB
High
High
High
High
High
Reference
I.L.
High
High
High
High
Low
1 dB
High
High
High
Low
High
2 dB
High
High
Low
High
High
4 dB
High
Low
High
High
High
8 dB
Low
High
High
High
High
16 dB
Low
Low
Low
Low
Low
31 dB
Any combination of the above states will provide an attenuation
approximately equal to the sum of the bits selected.
-1
-0.6
-0.2
0.2
0.6
1
0
0.5
1
1.5
2
2.5
3
3.5
4
FREQUENCY (GHz)
HMC470LP3 / 470LP3E
v04.1108
1 dB LSB GaAs MMIC 5-BIT DIGITAL
POSITIVE CONTROL ATTENUATOR, DC - 3 GHz
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