lt5512 Linear Technology Corporation, lt5512 Datasheet - Page 4

• Manufacturer Part Number: lt5512
• Description: 1khz-3ghz High Signal Level Active Mixer
• Manufacturer: Linear Technology Corporation

LT5512
TYPICAL DC PERFOR A CE CHARACTERISTICS
TYPICAL AC PERFOR A CE CHARACTERISTICS
4
V
unless otherwise noted. Test Circuit Shown in Figure 1.
CC
= 5V, EN = High, P
14
10
22
20
18
16
12
14
12
10
22
20
18
16
6
4
2
0
6
4
2
8
8
0
400
90
Conv Gain, IIP3 and LO Leakage
vs RF Frequency (140MHz App)
Conv Gain, IIP3 and LO Leakage
vs RF Frequency (450MHz App)
IF = 10MHz
G
G
IIP3
C
C
IIP3
115
425
RF FREQUENCY (MHz)
RF FREQUENCY (MHz)
RF
140
450
60
59
58
57
56
55
54
53
52
51
50
= –10dBm (–10dBm/tone for 2-tone IIP3 tests, Δf = 200kHz), High-Side LO, P
4.5
Supply Current vs Supply Voltage
165
475
IF = 70MHz
LO-RF
4.75
LO-IF
LO-RF
–40°C
25°C
85°C
–40°C
25°C
85°C
LO-IF
SUPPLY VOLTAGE (V)
5512 G03
5512 G06
W
W
190
500
T
A
–40
–60
–80
–90
–100
0
–10
–20
–30
–50
–70
–110
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
= 85°C
5.0
U
U
T
A
T
= 25°C
A
= –40°C
5.25
12
14
12
10
22
20
18
16
14
10
22
20
18
16
8
6
4
2
0
8
6
4
2
0
–11
–11
Conv Gain, IIP3 and NF
vs LO Power (140MHz App)
Conv Gain, IIP3 and NF
vs LO Power (450MHz App)
IIP3
IIP3
G
G
5512 G01
C
C
–9
–9
5.5
LO INPUT POWER (dBm)
LO INPUT POWER (dBm)
–7
–7
SSB NF
SSB NF
–5
–5
100
–3
–3
0.1
10
1
T
RF = 140MHz
IF = 10MHz
T
RF = 450MHz
IF = 70MHz
4.5
A
A
Shutdown Current vs Supply Voltage
= 25°C
= 25°C
–1
–1
5512 G04
5512 G07
4.75
1
1
HF/VHF/UHF Downmixer Application
(Test Circuit Shown Figure 2)
SUPPLY VOLTAGE (V)
T
A
22
20
18
16
14
12
10
14
12
10
22
20
18
16
= 85°C
6
4
2
6
4
2
8
0
8
0
5.0
T
4.5
4.5
A
Conv Gain and IIP3
vs Supply Voltage (140MHz App)
Conv Gain and IIP3
vs Supply Voltage (450MHz App)
= 25°C
T
G
A
C
IIP3
IIP3
G
LO
= –40°C
C
= –5dBm,
5.25
4.75
4.75
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
5512 G02
5.5
5
5
P
RF = 140MHz
IF = 10MHz
P
RF = 450MHz
IF = 70MHz
5.25
LO
5.25
LO
= –5dBm
= –5dBm
–40°C
25°C
85°C
–40°C
25°C
85°C
5512 G08
5512 G05
5512fa
5.5
5.5