lt5560 Linear Technology Corporation, lt5560 Datasheet - Page 7
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lt5560
Manufacturer Part Number
lt5560
Description
0.01mhz To 4ghz Low Power Active Mixer
Manufacturer
Linear Technology Corporation
Datasheet
1.LT5560.pdf
(28 pages)
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V
P
900MHz Downconverting Mixer Application: V
2-tone IIP3 tests, Δf = 1MHz), f
Figure 2)
TYPICAL AC PERFOR A CE CHARACTERISTICS
CC
LO
–40
–60
–80
–10
–20
–30
–50
–70
–2
–4
= 3V, I
= –2dBm, output measured at 1900MHz, unless otherwise noted. (Test circuit shown in Figure 1)
10
–1
11
8
6
4
2
0
9
1
0
7
5
3
–10
700
500
Conversion Gain and IIP3
vs LO Input Power
Conversion Gain, IIP3 and SSB NF
vs RF Input Frequency
LO-IN and LO-OUT Leakage
vs LO Frequency
CC
–8
600
–40°C
–40°C
800
25°C
85°C
25°C
85°C
= 10mA, EN = 3V, T
RF INPUT FREQUENCY (MHz)
LO INPUT POWER (dBm)
LO FREQUENCY (MHz)
700
–6
900
LO-OUT
SSB NF
LO-IN
GAIN
IIP3
800
–4
1000
900
–2
LO
A
1100
GAIN
1000
IIP3
= 760MHz, P
= 25°C, f
0
5560 G21
W
5560 G27
5560 G24
1100
1200
2
15
13
11
9
7
5
3
IN
U
= 140MHz, P
CC
LO
= 3V, I
–100
= –2dBm, output measured at 140MHz, unless otherwise noted. (Test circuit shown in
–80
–40
–50
–60
–70
–90
–10
–20
–30
12
10
–2
19
17
15
13
11
10
8
6
4
2
0
0
–20
9
7
–10
–10
SSB Noise Figure
vs LO Input Power
Conversion Gain and IIP3
vs LO Input Power
IF
RF Input Power (Single Input Tone)
f
RF
CC
2RF – 2LO
OUT
f
RF
= 830MHz
–8
= 10mA, EN = 3V, T
IN
–8
–40°C
–40°C
= 900MHz
, 2 × 2 and 3 × 3 Spurs vs
IF
25°C
85°C
25°C
85°C
–15
OUT
= –20dBm (–20dBm/tone for 2-tone IIP3 tests, Δf = 1MHz), f
LO INPUT POWER (dBm)
LO INPUT POWER (dBm)
RF INPUT POWER (dBm)
–6
–6
GAIN
IIP3
–10
–4
–4
f
–2
RF
–2
T
f
f
3RF – 3LO
LO
IF
A
A
= 806.7MHz
= 25°C
= 140MHz
–5
= 25°C, f
= 760MHz
0
0
5560 G25
5560 G22
5560 G28
2
2
0
IN
= 900MHz, P
1900MHz Upconverting Mixer Application:
–100
–110
–10
–20
–30
–40
–50
–60
–50
–80
–90
–70
17
15
13
11
0
1660
9
7
– 10
–10
2 × 2 and 3 × 3 Spurs vs
LO Input Power (Single Input Tone)
LO-IN and LO-OUT Leakage
vs LO Frequency
SSB Noise Figure
vs LO Input Power
T
f
f
f
LO-IN
LO
IF
f
RF
A
RF
2RF – 2LO
3RF – 3LO
= 140MHz
= 25°C
LO-OUT
IN
= 760MHz
= 806.7MHz
= 830MHz
– 8
–8
–40°C
= –20dBm (–20dBm/tone for
25°C
85°C
1710
LO INPUT POWER (dBm)
LO INPUT POWER (dBm)
LO FREQUENCY (MHz)
– 6
–6
1760
– 4
–4
LT5560
LO
– 2
–2
= 1760MHz,
1810
0
0
5560 G29
5560 G26
5560 G23
7
1860
5560f
2
2