Datasheet
LTC6412
9
6412fa
Output IP3 vs Control Voltage
Over Tone Spacing
Output IP3 vs Control Voltage
Over Output Power per Tone
3rd Harmonic Distortion
vs Control Voltage Over V
CC
Differential Gain (Sdd21) vs
Control Voltage Over Temperature
Gain (Sdd21) Conformance Error
vs Control Voltage Over
Temperature
Relative Phase (Sdd21)
vs Control Voltage Over Frequency
TYPICAL PERFORMANCE CHARACTERISTICS
Electrical Performance in Test Circuits A and B at T
A
= 25°C and V
CC
= 3.3V unless otherwise noted.
Output IP3 at 140MHz vs Control
Voltage Over Temperature
Output IP3 vs Control Voltage
Over Frequency
Output IP3 at 140MHz
vs Control Voltage Over V
CC
+V
G
OR –V
G
VOLTAGE (V)
0
GAIN (dB)
–5
0
5
0.6
1.0
6412 G10
–10
–15
–20
0.2 0.4 0.8
10
15
20
1.2
–40°C
25°C
85°C
–V
G
: NEGATIVE
SLOPE MODE
+V
G
: POSITIVE
SLOPE MODE
FREQ = 140MHz
–V
G
VOLTAGE (V)
0
–5
GAIN CONFORMANCE ERROR (dB)
–3
–1
1
0.2
G
MAX
G
MIN
0.4
0.6 0.8
6412 G11
1.0
3
5
–4
–2
0
2
4
1.2
FREQ = 140MHz
–40°C
85°C
25°C
–V
G
VOLTAGE (V)
0
sdd21 PHASE RELATIVE TO G
MAX
(DEG)
–5
0
5
0.6
1.0
G
MIN
G
MAX
6412 G12
–10
–15
–20
0.2 0.4 0.8
10
15
20
1.2
400MHz
PHASE
ADV.
PHASE
DELAY
100MHz
200MHz
–V
G
VOLTAGE (V)
0
45
40
35
30
25
20
15
10
0.6 1.0
6412 G13
0.2
G
MAX
G
MIN
0.4
0.8 1.2
OIP3 (dBm)
–40°C
25°C
85°C
P
OUT
= –6dBm/TONE
ΔFREQ = 1MHz
–V
G
VOLTAGE (V)
0
45
70MHz
40
35
30
25
20
15
10
0.6 1.0
6412 G14
0.2
G
MAX
G
MIN
0.4
0.8 1.2
OIP3 (dBm)
P
OUT
= –6dBm/TONE
ΔFREQ = 1MHz
140MHz
240MHz
380MHz
–V
G
VOLTAGE (V)
0
45
40
35
30
25
20
15
10
0.6 1.0
6412 G15
0.2
G
MAX
G
MIN
0.4
0.8 1.2
OIP3 (dBm)
3.6V
3.3V
3V
P
OUT
= –6dBm/TONE
ΔFREQ = 1MHz
–V
G
VOLTAGE (V)
0
45
40
35
30
25
20
15
10
0.6 1.0
6412 G16
0.2
G
MAX
G
MIN
0.4
0.8 1.2
OIP3 (dBm)
P
OUT
= –6dBm/TONE
FREQ = 140MHz
SPACING =
0.5MHz
1MHz
2MHz
5MHz
–V
G
VOLTAGE (V)
0
45
40
35
30
25
20
15
10
0.6 1.0
6412 G17
0.2
G
MAX
G
MIN
0.4
0.8 1.2
OIP3 (dBm)
FREQ = 140MHz
ΔFREQ = 1MHz
P
OUT
=
–6dBm/TONE
–3dBm/TONE
–9dBm/TONE
TEST EQUIPMENT LIMITED
INPUT
ATTENUATOR
LIMITED
–V
G
VOLTAGE (V)
0
–120
HD3 (dBc)
–100
–80
–60
–40
–20
0.2
G
MAX
G
MIN
0.4 0.6 0.8
6412 G18
1.0 1.2
FREQ = 140MHz
P
OUT
= 0dBm
V
CC
= 3V
V
CC
= 3.6V
V
CC
= 3.3V