LT5527 LINER [Linear Technology], LT5527 Datasheet - Page 5

• Manufacturer Part Number: LT5527
• Description: 400MHz to 3.7GHz 5V High Signal Level Downconverting Mixer
• Manufacturer: LINER [Linear Technology]

TYPICAL AC PERFORMANCE CHARACTERISTICS
V
otherwise noted. Test circuit shown in Figure 1.
High Band (3500MHz application with external RF matching) V
Δf = 1MHz), low side LO, P
Low Band (450MHz application with external RF/LO matching) V
Δf = 1MHz), P
CC
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
20
18
16
14
12
10
20
18
16
14
10
24
22
12
= 5V, EN = High, P
0
8
6
4
2
0
8
6
4
2
0
3300
–21
400
IF Output Power, IM3 and IM5 vs
RF Input Power (2 Input Tones)
Conversion Gain, IIP3 and SSB
NF vs RF Frequency
Conversion Gain, IIP3 and NF
vs RF Frequency
IIP3
SSB NF
G
T
RF1 = 1899.5MHz
RF2 = 1900.5MHz
LO = 1660MHz
IIP3
G
C
A
C
= 25°C
–18
RF INPUT POWER (dBm/TONE)
3400
425
LO
IF
–15
OUT
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
SSB NF
= 0dBm, IF output measured at 140MHz, unless otherwise noted. Test circuit shown in Figure 1.
IM3
–12
3500
450
RF
–9
= –5dBm (–5dBm/tone for 2-tone IIP3 tests, Δf = 1MHz), P
IM5
LO
HIGH SIDE LO
T
IF = 140MHz
–6
= –3dBm, IF output measured at 380MHz, unless otherwise noted. Test circuit shown in Figure 1.
LOW SIDE LO
IF = 380MHz
T
3600
A
A
475
= 25°C
= 25°C
–3
5527 G10
5527 G18
5527 G13
3700
500
0
19
17
15
13
11
–1
–15
–25
–35
–45
–55
–65
–75
–85
–95
9
7
5
3
1
24
22
20
18
15
–5
16
14
12
10
8
6
4
2
0
5
–9
–18
3500MHz Conversion Gain, IIP3
and SSB NF vs LO Power
SSB NF
–6
G
IF
vs RF Input Power (Single Tone)
450MHz Conversion Gain,
IIP3 and NF vs LO Power
T
LO = 1660MHz
IF = 240MHz
C
IIP3
SSB NF
G
A
C
OUT
–15
= 25°C
(RF = 1740MHz)
–7
–4
, 2 × 2 and 3 × 3 Spurs
–12
IIP3
LO INPUT POWER (dBm)
LO INPUT POWER (dBm)
RF INPUT POWER (dBm)
3RF-3LO
–9
–5
CC
–2
CC
–6
= 5V, EN = High, P
= 5V, EN = High, P
–3
–3
0
IF
(RF = 1900MHz)
OUT
0
–1
2RF-2LO
(RF = 1780MHz)
2
LOW SIDE LO
IF = 380MHz
T
HIGH SIDE LO
IF = 140MHz
–40°C
25°C
85°C
A
3
= 25°C
6
1
4
5527 G14
5527 G19
9
5527 G11
LO
RF
3
RF
12
= –3dBm, IF output measured at 240MHz, unless
6
= –5dBm (–5dBm/tone for 2-tone IIP3 tests,
= –5dBm (–5dBm/tone for 2-tone IIP3 tests,
Midband (No external RF/LO matching)
–20
–30
–40
–50
–60
–70
–100
3000
–50
–55
–60
–65
–70
–75
–80
–85
–90
–95
–20
–30
–40
–50
–60
–70
–80
LO Leakage and RF-LO Isolation
vs LO and RF Frequency
LO-RF
LO-IF
400
–9
2 × 2 and 3 × 3 Spurs
vs LO Power (Single Tone)
LO Leakage vs LO Frequency
T
P
T
LO = 1660MHz
IF = 240MHz
P
(450MHz APP)
A
LO
A
RF
(450MHz APP)
= 25°C
= 25°C
= 0dBm
= –5dBm
LO-RF
3200
–7
LO/RF FREQUENCY (MHz)
LO-IF
600
LO INPUT POWER (dBm)
LO FREQUENCY (MHz)
–5
(RF = 1780MHz)
3400
2RF-2LO
800
–3
(RF = 1740MHz)
(900MHz APP)
(900MHz APP)
3RF-3LO
LT5527
3600
–1
LO-RF
LO-IF
1000
RF-LO
5527 G15
1
3800
5527 G12
5527 G20
1200
5527fa
60
50
40
30
20
10
5
3