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參數(shù)資料
| 型號(hào)： | HMC305LP4E |
| 廠商： | 美國(guó)訊泰微波有限公司上海代表處 |
| 英文描述： | 0.5 dB LSB GaAs MMIC 5-BIT SERIAL CONTROL DIGITAL ATTENUATOR, 0.7 - 3.8 GHz |
| 中文描述： | 0.5分貝LSB的砷化鎵微波單片集成電路的5位串行控制數(shù)字衰減器，0.7 - 3.8吉赫 |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 506K |
| 代理商： | HMC305LP4E |
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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
Serial Control Input
Attenuation
Setting
RF1 - RF2
C 0.5
C 1
C 2
C 4
C 8
High
High
High
High
High
Reference
I.L.
Low
High
High
High
High
0.5 dB
High
Low
High
High
High
1 dB
High
High
Low
High
High
2 dB
High
High
High
Low
High
4 dB
High
High
High
High
Low
8 dB
Low
Low
Low
Low
Low
15.5 dB
Max. Atten.
Any combination of the above states will provide an attenuation
approximately equal to the sum of the bits selected.
Worst Case Step Error
Between Successive Attenuation States
-1.2
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
1.2
0.5
1
1.5
2
2.5
3
3.5
4
S
FREQUENCY (GHz)
CMOS Control Voltages
State
Vcc = +5V
Vcc = +3V
Low
0 to 1.3V
0 to 0.7V
High
3.5 to 5.0V
2.3 to 3.0V
Parameter
Symbol
Vcc = +5V
Vcc = +3V
Units
Min.
Max.
Min.
Max.
Serial Input Setup
Time
ts
20
-
100
-
ns
Hold time from Serial
Input to Shift Clock
th
0
-
5
-
ns
Setup time from
Shift Clock to Latch
Enable
tlsup
40
-
100
-
ns
Propagation delay,
Latch Enable to C0.5
through C8
tpd
-
30
-
70
ns
Setup time from
Reset to Shift Clock
-
20
-
50
-
ns
Clock Frequency
(1/tclk)
fclk
-
30
-
10
MHz
Timing
Timing Diagram
0.5 dB LSB GaAs MMIC 5-BIT SERIAL
CONTROL DIGITAL ATTENUATOR, 0.7 - 3.8 GHz
HMC305LP4
/
305LP4E
v02.0705
Serial Input Truth Table
Latch
Enable
Shift
Clock
Reset
Function
X
X
L
Shift register cleared
X
H
Shift register clocked
X
H
Contents of shift register
transferrred to Digital
Attenuator
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HMC305LP4ETR | 制造商:Hittite Microwave Corp 功能描述:HMC305 Series 0.7 - 3.8 GHz GaAs MMIC 5-Bit Serial Digital Attenuator - QFN-24 |
| HMC305SLP4E | 功能描述:RF Attenuator 12dB 700MHz ~ 4GHz 24-VFQFN Exposed Pad 制造商:analog devices inc. 系列:- 零件狀態(tài):有效 衰減值:12dB 容差:- 頻率范圍:700MHz ~ 4GHz 功率（W）:- 阻抗:- 封裝/外殼:24-VFQFN 裸露焊盤(pán) 標(biāo)準(zhǔn)包裝:1 |
| HMC305SLP4ETR | 功能描述:RF Attenuator 12dB 700MHz ~ 4GHz 24-VFQFN Exposed Pad 制造商:analog devices inc. 系列:- 零件狀態(tài):有效 衰減值:12dB 容差:- 頻率范圍:700MHz ~ 4GHz 功率（W）:- 阻抗:- 封裝/外殼:24-VFQFN 裸露焊盤(pán) 標(biāo)準(zhǔn)包裝:1 |
| HMC306AMS10 | 功能描述:IC ATTENUATOR 0.7-4GHZ 10-MSOP 制造商:analog devices inc. 系列:- 零件狀態(tài):最後搶購(gòu) 衰減值:15.5dB 頻率范圍:700MHz ~ 3.8GHz 功率（W）:- 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬） 標(biāo)準(zhǔn)包裝:1 |
| HMC306AMS10E | 功能描述:RF Attenuator 15.5dB ±0.2dB 700MHz ~ 3.8GHz 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 制造商:analog devices inc. 系列:- 零件狀態(tài):有效 衰減值:15.5dB 容差:±0.2dB 頻率范圍:700MHz ~ 3.8GHz 功率（W）:- 阻抗:* 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬） 標(biāo)準(zhǔn)包裝:1 |
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