lt5522 Linear Technology Corporation, lt5522 Datasheet - Page 4

• Manufacturer Part Number: lt5522
• Description: 600mhz To 2.7ghz High Signal Level Downconverting Mixer
• Manufacturer: Linear Technology Corporation

TYPICAL AC PERFOR A CE CHARACTERISTICS
LT5522
V
at 140MHz, unless otherwise noted. (Test circuit shown in Figure 2).
4
CC
–2
–2
22
20
18
16
14
12
10
20
18
16
14
12
10
23
21
19
17
15
13
11
–1
= 5V, EN = High, T
2
0
2
0
8
6
4
8
6
4
9
7
5
3
1
1300
–50
–50
Conv Gain, IIP3 and SSB NF
vs RF Frequency (Low Side LO)
Conv Gain and IIP3
vs Temperature (RF = 1800MHz)
Conv Gain and IIP3
vs Temperature (RF = 2100MHz)
LOW SIDE LO
f
IIP3
f
T
f
IF
IF
IF
G
A
= 140MHz
C
= 140MHz
= 140MHz
= 25°C
–25
–25
1500
IIP3
G
C
RF FREQUENCY (MHz)
TEMPERATURE (°C)
TEMPERATURE (°C)
0
0
1700
HIGH SIDE LO
LOW SIDE LO
SSB NF
HIGH SIDE LO
LOW SIDE LO
HIGH SIDE LO
IIP3
G
25
25
A
C
HIGH SIDE LO
LOW SIDE LO
= 25°C, P
1900
50
50
2100
RF
75
75
5522 G04
5522 G07
= –7dBm (–7dBm/tone for 2-tone IIP3 tests, ∆f = 1MHz), P
5522 G01
W U
2300
100
100
22
20
18
16
–2
20
18
16
–2
23
21
19
17
15
13
11
–1
14
12
10
14
12
10
8
6
4
2
0
8
6
4
2
0
9
7
5
3
1
1300
–11
–11
Conv Gain, IIP3 and SSB NF
vs RF Frequency (High Side LO)
Conv Gain, IIP3 and SSB NF
vs LO Power (RF = 1800MHz)
Conv Gain, IIP3 and SSB NF
vs LO Power (RF = 2100MHz)
IIP3
G
C
–9
–9
1500
IIP3
G
LO INPUT POWER (dBm)
LO INPUT POWER (dBm)
C
RF FREQUENCY (MHz)
–7
–7
1700
SSB NF
SSB NF
SSB NF
IIP3
G
–5
–5
C
1900
–3
–3
f
f
f
f
LO
IF
LO
IF
= 140MHz
= 140MHz
T
f
IF
= 1660MHz
= 1960MHz
A
2100
= 140MHz
= 25°C
25°C
85°C
–40°C
25°C
85°C
–40°C
–1
–1
5522 G02
5522 G05
5522 G08
2300
1
1
Mid-band RF (no external RF matching)
LO
–30
–35
–40
–45
–50
–55
–60
–65
–70
–75
–80
–85
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
22
20
18
16
14
12
10
–2
10
2
0
0
= –5dBm, IF output measured
8
6
4
1100
–21
4.5
LO Leakage vs LO Frequency
Conv Gain and IIP3 vs Supply
Voltage (RF = 1800MHz)
IF OUT, 2 × 2 and 3 × 3 Spurs
vs RF Input Power (Single Tone)
T
f
IF
A
–18
= 140MHz
= 25°C
G
(RF = 1900MHz)
1300
C
–15
4.75
1500
(RF = 1806.67MHz)
RF INPUT POWER (dBm)
LO FREQUENCY (MHz)
–12
SUPPLY VOLTAGE (V)
IF OUT
IIP3
LO-RF
LO-IF
1700
–9
3RF-3LO
–6
5
1900 2100
–3
2RF-2LO
(RF = 1830MHz)
f
f
LO
IF
T
f
f
LO
IF
0
A
= 140MHz
5.25
= 1660MHz
= 140MHz
= 25°C
= 1760MHz
3
2300 2500
25°C
85°C
–40°C
5522 G03
5522 G06
5522 G09
6
5522fa
5.5
9