LT5503(RevA) データシートの表示（PDF） - Linear Technology
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LT5503 Datasheet PDF : 22 Pages
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LT5503
Typical Performance Characteristics (Mixer)
2.4GHz matching, MIXEN = high, DMODE = low (LO2 ÷ 2 mode), LO2IN = 750MHz at –18dBm, LO1IN = 2075MHz. MIXRFOUT measured
at 2450MHz, unless otherwise noted. (Test circuit shown in Figure 2.)
Mixer Supply Current vs Supply
Voltage (LO2 ÷ 2 Mode)
14
TA = 85°C
13
TA = 25°C
12
11
TA = –40°C
Mixer Supply Current vs Supply
Voltage (LO2 ÷ 1 Mode)
14
DMODE = HIGH
13
12
TA = 85°C
11
TA = 25°C
Mixer Shutdown Current vs Supply
Voltage
100
MIXEN = LOW
10
TA = 85°C
10
9
8
1.8 2.5
3.2
3.9
4.6
5.3
VCC2 SUPPLY VOLTAGE (V)
5503 G26
RF Output Power vs LO1 Input
Power (VCC2 = 1.8V)
–12
–14
TA = –40°C
–16
–18
TA = 25°C
–20
TA = 85°C
–22
–24
–26
–28
–30 –27 –24 –21 –18 –15 –12 –9 –6
LO1IN POWER (dBm)
1195 G29
LO1 Feedthrough vs LO1 Input
Power (VCC2 = 1.8V)
–20
TA = –40°C
10
TA = –40°C
9
8
1.8 2.5
3.2
3.9
4.6
5.3
VCC2 SUPPLY VOLTAGE (V)
5503 G27
RF Output Power vs LO1 Input
Power (VCC2 = 3V)
–12
–14
TA = –40°C
–16
–18
TA = 25°C
–20
TA = 85°C
–22
–24
–26
–28
–30 –27 –24 –21 –18 –15 –12 –9 –6
LO1IN POWER (dBm)
1195 G30
LO1 Feedthrough vs LO1 Input
Power (VCC2 = 3V)
–20
1
TA = 25°C
0.1
TA = –40°C
1.8 2.5
3.2
3.9
4.6
5.3
VCC2 SUPPLY VOLTAGE (V)
5503 G28
RF Output Power vs LO1 Input
Power (VCC2 = 5.25V)
–12
–14
TA = –40°C
–16
–18
TA = 25°C
–20
TA = 85°C
–22
–24
–26
–28
–30 –27 –24 –21 –18 –15 –12 –9 –6
LO1IN POWER (dBm)
1195 G31
LO1 Feedthrough vs LO1 Input
Power (VCC2 = 5.25V)
–20
–25
TA = 25°C
TA = 85°C
–30
–25
TA = 85°C
–25
TA = 25°C
TA = 85°C
TA = 25°C
–30
TA = –40°C
–30
TA = –40°C
–35
–35
–35
–40
–30 –27 –24 –21 –18 –15 –12 –9 –6
LO1IN POWER (dBm)
1195 G32
8
–40
–30 –27 –24 –21 –18 –15 –12 –9 –6
LO1IN POWER (dBm)
1195 G33
For more information www.linear.com/LT5503
–40
–30 –27 –24 –21 –18 –15 –12 –9 –6
LO1IN POWER (dBm)
1195 G34
5503fa
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