lt5503 Linear Technology Corporation, lt5503 Datasheet - Page 8

• Manufacturer Part Number: lt5503
• Description: 1.2ghz To 2.7ghz Direct Iq Modulator And Mixer
• Manufacturer: Linear Technology Corporation

LT5503
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.)
TYPICAL PERFOR A CE CHARACTERISTICS
8
–12
–14
–16
–18
–20
–22
–24
–26
–28
–20
–30
–40
–25
–35
14
13
12
11
10
9
8
–30
–30
1.8
LO1 Feedthrough vs LO1 Input
Power (V
Mixer Supply Current vs Supply
Voltage (LO2 2 Mode)
RF Output Power vs LO1 Input
Power (V
T
A
–27
–27
T
T
= –40 C
A
A
2.5
= –40 C
= 85 C
V
–24
–24
CC2
LO1IN POWER (dBm)
CC2
T
CC2
LO1IN POWER (dBm)
T
A
T
A
SUPPLY VOLTAGE (V)
A
–21
= 27 C
–21
= 27 C
3.2
= 85 C
= 1.8V)
= 1.8V)
T
T
–18
–18
A
A
= –40 C
= 27 C
3.9
–15
–15
T
A
–12 –9
–12 –9
W
= 85 C
4.6
5503 G26
1195 G29
1195 G32
U
5.3
–6
–6
–12
–14
–16
–18
–20
–22
–24
–26
–28
–20
–25
–30
–35
–40
14
13
12
11
10
9
8
–30
–30
1.8
Mixer Supply Current vs Supply
Voltage (LO2 1 Mode)
RF Output Power vs LO1 Input
Power (V
LO1 Feedthrough vs LO1 Input
Power (V
DMODE = HIGH
–27
–27
T
T
A
A
2.5
= –40 C
= 85 C
V
–24
–24
CC2
CC2
LO1IN POWER (dBm)
CC2
LO1IN POWER (dBm)
T
T
A
A
T
SUPPLY VOLTAGE (V)
–21
A
–21
= 27 C
= 85 C
3.2
= 27 C
= 3V)
= 3V)
T
T
–18
–18
A
A
= –40 C
= 27 C
3.9
–15
–15
T
A
T
–12 –9
–12 –9
A
= –40 C
4.6
= 85 C
5503 G27
1195 G30
(Mixer)
1195 G33
5.3
–6
–6
–20
–30
–40
100
–12
–14
–16
–18
–20
–22
–24
–26
–28
–25
–35
0.1
10
1
–30
–30
1.8
Mixer Shutdown Current vs Supply
Voltage
RF Output Power vs LO1 Input
Power (V
LO1 Feedthrough vs LO1 Input
Power (V
MIXEN = LOW
T
A
–27
–27
= 27 C
T
A
2.5
= –40 C
V
–24
–24
CC2
LO1IN POWER (dBm)
LO1IN POWER (dBm)
CC2
T
CC2
T
A
SUPPLY VOLTAGE (V)
–21
A
–21
= 85 C
3.2
= 27 C
= 5.25V)
= 5.25V)
T
–18
–18
T
A
A
T
= 27 C
A
= –40 C
3.9
= 85 C
–15
–15
T
–12 –9
A
–12 –9
T
= 85 C
4.6
A
= –40 C
1195 G31
1195 G34
5503 G28
5.3
–6
–6