參數(shù)資料
型號: LTC1340
廠商: Linear Technology Corporation
英文描述: Low Noise, Voltage-Boosted Varactor Driver(低噪聲,升壓型,變抗器驅(qū)動器)
中文描述: 低噪聲,電壓,細(xì)看變?nèi)荻O管驅(qū)動器(低噪聲,升壓型,變抗器驅(qū)動器)
文件頁數(shù): 4/8頁
文件大?。?/td> 215K
代理商: LTC1340
4
LTC1340
T
μ
m
3000
2800
2600
2400
2200
2000
1800
1600
1400
1200
1000
1340 G07
TEMPERATURE (
°
C)
–50
0
–25
25
50
75
100
125
V
CC
= 6V
V
OUT
= 1/2AV
CC
V
SHDN
= V
CC
V
CC
= 5V
V
CC
= 2.7V
TYPICAL PERFOR
M
A
CE CHARACTERISTICS
U
TEMPERATURE (
°
C)
–50
S
μ
A
0
700
650
600
550
500
450
400
350
300
1340 G09
–25
25
50
75
100
125
V
SHDN
= V
CC
V
CC
= 6V
V
CC
= 5V
V
CC
= 2.7V
Supply Current vs Temperature
Transconductance vs
Temperature
GSM 900 MS Spectrum Due to
Modulation
FREQUENCY FROM THE CARRIER(kHz)
0
–70
R
10
0
–10
–20
–30
–40
–50
–66
–80
–90
400
1200 1800
1340 G10
200
600
3000 6000
MEASUREMENT
BANDWIDTH
30kHz
MEASUREMENT
BANDWIDTH
100kHz
DATA TAKEN ON
LTC DEMO BOARD DC152
LTC1340
SUPPLY VOLTAGE (V)
2.5
S
μ
A
3.5
3.0
4.5
4.0
5.5
6.0
5.0
6.5
1340 G08
900
800
700
600
500
400
300
200
T
A
= 25
°
C
V
SHDN
= V
CC
Supply Current vs Supply Voltage
Rail-to-Rail Step Response at
V
CC
= 2.7V
V
IN
= 0.3V TO 2.6V
C
OUT
= 1nF
1340 G15
0V
10000
1000
100
10
1
–50
1340 G12
I
TEMPERATURE (
°
C)
0
–25
25
50
75
100
125
V
IN
= V
SHDN
= V
CC
= 5V
O
μ
V
R
)
25.0
22.5
20.0
17.5
15.0
12.5
10.0
7.50
5.0
1.50
0
–50
1340 G11
TEMPERATURE (
°
C)
0
–25
25
50
75
100
125
AV
CC
= 5V
C
OUT
= 1nF
Output Voltage Noise vs
Temperature
Input Bias Current vs
Temperature
TEMPERATURE (
°
C)
–50
S
0
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
1340 G13
–25
25
50
75
100
125
V
CC
= 6V
V
CC
= 5V
V
CC
= 4V
V
CC
= 3V
V
CC
= 2.7V
Shutdown Input Threshold vs
Temperature
Rail-to-Rail Step Response at
V
CC
= 6V
0V
V
IN
= 0.3V TO 6V
C
OUT
= 1nF
1340 G14
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