Datasheet
LT1210
6
1210fb
For more information www.linear.com/LT1210
Typical perForMance characTerisTics
Bandwidth vs Supply Voltage Bandwidth vs Supply Voltage
Differential Phase vs
Supply Voltage
Differential Gain vs
Supply Voltage
Spot Noise Voltage and Current
vs Frequency
Bandwidth vs Supply Voltage Bandwidth vs Supply Voltage
Bandwidth and Feedback Resistance
vs Capacitive Load for Peaking ≤ 1dB
Bandwidth and Feedback Resistance
vs Capacitive Load for Peaking ≤ 5dB
4
0
10
30
40
50
100
70
8
12
20
80
90
60
6 10
14
16
18
SUPPLY VOLTAGE (±V)
–3dB BANDWIDTH (MHz)
1210 G01
PEAKING ≤ 1dB
PEAKING ≤ 5dB
R
F
= 470Ω
R
F
= 560Ω
R
F
= 750Ω
R
F
= 1k
R
F
= 1.5k
A
V
= 2
R
L
= 100Ω
R
F
= 680Ω
4
0
20
50
8
12
10
40
30
6 10
14
16
18
SUPPLY VOLTAGE (±V)
–3dB BANDWIDTH (MHz)
1210 G02
PEAKING ≤ 1dB
PEAKING ≤ 5dB
R
F
= 560Ω
R
F
= 1k
R
F
= 2k
R
F
= 750Ω
A
V
= 2
R
L
= 10Ω
CAPACITIVE LOAD (pF)
100
FEEDBACK RESISTANCE (Ω)
1k
10k
100101 10000
1210 G03
1000
BANDWIDTH
FEEDBACK RESISTANCE
A
V
= 2
R
L
= ∞
V
S
= ±15V
C
COMP
= 0.01µF
1
10
100
–3dB BANDWIDTH (MHz)
4
0
10
30
40
50
100
70
8
12
20
80
90
60
6 10
14
16
18
SUPPLY VOLTAGE (±V)
–3dB BANDWIDTH (MHz)
1210 G04
PEAKING ≤ 1dB
PEAKING ≤ 5dB
R
F
= 470Ω
R
F
= 1.5k
R
F
= 330Ω
R
F
= 680Ω
R
F
=390Ω
A
V
= 10
R
L
= 100Ω
4
0
20
50
8
12
10
40
30
6 10
14
16
18
SUPPLY VOLTAGE (±V)
–3dB BANDWIDTH (MHz)
1210 G05
PEAKING ≤ 1dB
R
F
= 560Ω
R
F
= 1k
R
F
= 1.5k
A
V
= 10
R
L
= 10Ω
R
F
= 680Ω
CAPACITIVE LOAD (pF)
FEEDBACK RESISTANCE (Ω)
1
1210 G06
10 100 1000 10000
0
–3dB BANDWIDTH (MHz)
1k
10k
0100
10
100
1
FEEDBACK
RESISTANCE
BANDWIDTH
A
V
= +2
R
L
= ∞
V
S
= ±15V
C
COMP
= 0.01µF
SUPPLY VOLTAGE (±V)
5
DIFFERENTIAL PHASE (DEG)
0.6
0.5
0.4
0.3
0.2
0.1
0
13
1210 G07
7
9
11
15
R
F
= R
G
= 750Ω
A
V
= 2
R
L
= 10Ω
R
L
= 50Ω
R
L
= 15Ω
R
L
= 30Ω
SUPPLY VOLTAGE (±V)
5
DIFFERENTIAL GAIN (%)
0.5
0.4
0.3
0.2
0.1
0
13
1210 G08
7
9
11
15
R
F
= R
G
= 750Ω
A
V
= 2
R
L
= 10Ω
R
L
= 15Ω
R
L
= 30Ω
R
L
= 50Ω
FREQUENCY (Hz)
10
1
10
100
100 100k
1210 G09
1k 10k
SPOT NOISE (nV/√Hz OR pA/√Hz)
e
n
–i
n
+i
n
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