LT5515EUF Linear Technology, LT5515EUF Datasheet - Page 4

• Manufacturer Part Number: LT5515EUF
• Description: IC DEMODULATOR QUADRATURE 16-QFN
• Manufacturer: Linear Technology

Specifications of LT5515EUF

• Function: Demodulator
• Lo Frequency: 1.5GHz ~ 2.5GHz
• Rf Frequency: 1.5GHz ~ 2.5GHz
• P1db: 9dBm
• Gain: -0.7dB
• Noise Figure: 16.8dB
• Current - Supply: 160mA
• Voltage - Supply: 4 V ~ 5.25 V
• Package / Case: 16-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LT5515
(Test circuit optimized for 1.9GHz operation as shown in Figure 2)
4
TYPICAL PERFOR A CE CHARACTERISTICS
–100
170
150
130
110
–20
–40
–60
–80
– 4
90
70
20
24
20
16
12
0
8
4
0
4.0
–16
4.0
Supply Current vs Supply Voltage
Conv Gain, IIP3 vs
Supply Voltage
I/Q Output Power, IM3 vs
RF Input Power
f
V
IIP3
CONV GAIN
f
P
LO
LO
CC
LO
= 1901MHz
= 1901MHz
= 5V
= –5dBm
–12
RF INPUT POWER (dBm)
T
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
A
4.5
4.5
–8
= 25°C
T
T
T
T
A
A
T
T
A
A
A
A
= – 40°C
= 25°C
= 85°C
= 85°C
T
–4
= 85°C
= 25°C
A
= – 40°C
T
OUTPUT POWER
A
= 85°C
5.0
5.0
0
T
T
A
T
A
A
W
= 25°C
= – 40°C
= – 40°C
4
5515 ¥ G01
5515 ¥ G04
5515 ¥ G07
IM3
5.5
U
5.5
8
– 0.2
– 0.6
1.4
1.0
0.6
0.2
20
18
16
14
12
25
20
15
10
–5
5
0
–12
1.7
1.7
Conv Gain, NF, IIP3 vs
RF Input Frequency
NF vs LO Input Power
I/Q Gain Mismatch vs
RF Input Frequency
f
P
V
P
T
V
BB
LO
CC
A
LO
CC
CONV GAIN
1.8
= 25°C
= 1MHz
1.8
= –5dBm
= 5V
–10
= –5dBm
= 5V
IIP3
NF
RF INPUT FREQUENCY (GHz)
RF INPUT FREQUENCY (GHz)
LO INPUT POWER (dBm)
1.9
1.9
– 8
T
2.0
2.0
A
= 85°C
– 6
2.1
2.1
T
A
= 25°C
– 4
2.2
T
2.2
f
f
f
A
RF
RF
RF
T
V
= – 40°C
A
CC
= 2.1GHz
= 1.7GHz
= 1.9GHz
= 25°C
–2
2.3
2.3
= 5V
5515 ¥ G05
5515 ¥ G08
5515 ¥ G02
2.4
2.4
0
– 2
– 4
– 6
70
60
50
40
30
20
24
20
16
12
–4
6
4
2
0
8
4
0
–12
1.7
1.7
IIP2 vs RF Input Frequency
I/Q Phase Mismatch vs
RF Input Frequency
Conv Gain, IIP3 vs
LO Input Power
IIP3
CONV GAIN
f
P
f
V
P
T
V
T
BB
T
LO
LO
T
CC
A
LO
CC
A
A
A
1.8
1.8
= 25°C
= 85°C
= 25°C
= 1901MHz
= 1MHz
–10
= –5dBm
= – 40°C
= 5V
= –5dBm
= 5V
RF INPUT FREQUENCY (GHz)
RF INPUT FREQUENCY (GHz)
LO INPUT POWER (dBm)
1.9
1.9
– 8
T
A
= 25°C
2.0
2.0
T
A
T
= 25°C
– 6
A
= – 40°C
2.1
2.1
– 4
2.2
2.2
T
T
T
A
A
A
= – 40°C
– 2
2.3
2.3
= 85°C
= 85°C
5515 ¥ G03
5515 ¥ G06
5515 ¥ G09
5515fa
2.4
2.4
0