LT1251CS Linear Technology, LT1251CS Datasheet - Page 6
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LT1251CS
Manufacturer Part Number
LT1251CS
Description
IC AMP VIDEO FADE CONTRLD 14SOIC
Manufacturer
Linear Technology
Datasheet
1.LT1256CSPBF.pdf
(24 pages)
Specifications of LT1251CS
Applications
Current Feedback
Number Of Circuits
1
-3db Bandwidth
40MHz
Slew Rate
300 V/µs
Current - Supply
14.5mA
Current - Output / Channel
40mA
Voltage - Supply, Single/dual (±)
5 V ~ 30 V, ±2.5 V ~ 15 V
Mounting Type
Surface Mount
Package / Case
14-SOIC (0.154", 3.90mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LT1251CS
Manufacturer:
LT/凌特
Quantity:
20 000
Part Number:
LT1251CS#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Part Number:
LT1251CS#TRPBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
TYPICAL PERFORMANCE CHARACTERISTICS
LT1251/LT1256
6
60
50
40
30
20
10
70
60
50
40
30
20
10
10
9
8
7
6
5
4
3
2
0.4
0.6
0.2 0.4
Bandwidth vs Feedback
Resistance, A
Bandwidth vs Feedback
Resistance, A
Bandwidth vs Feedback
Resistance, A
V
V
0.6
0.8
S
S
V
V
= 5V
FEEDBACK RESISTANCE (k )
S
FEEDBACK RESISTANCE (k )
V
= 5V
S
FEEDBACK RESISTANCE (k )
0.6 0.8 1.0
S
= ±15V
= ±5V
= 5V
V
1.0
0.8
V
S
S
= ±5V
= ±5V
V
V
V
= 1, R
= 10, R
= 100, R
1.0
1.2
1.2
V
V
PEAKING
PEAKING
PEAKING 0.5dB
PEAKING 5.0dB
S
S
L
1.4
1.2
= ±15V
1.4
= ±15V
L
= 100
NO PEAKING
L
= 100
= 100
1.6 1.8
W
1.4
1.6
0.5dB
5.0dB
1251/56 G14
1251/56 G11
1251/56 G17
U
1.6
1.8
2.0
70
60
50
40
30
20
10
60
50
40
30
20
10
10
9
8
7
6
5
4
3
2
0.6
0.4
0.2 0.4
Bandwidth vs Feedback
Resistance, A
Bandwidth vs Feedback
Resistance, A
Bandwidth vs Feedback
Resistance, A
0.8
0.6
V
V
V
S
FEEDBACK RESISTANCE (k )
S
V
V
FEEDBACK RESISTANCE (k )
S
0.6 0.8 1.0
FEEDBACK RESISTANCE (k )
= 5V
S
S
= ±15V
= ±5V
= 5V
= 5V
V
1.0
0.8
S
V
= ±5V
S
V
= ±5V
V
V
= 1, R
= 10, R
= 100, R
V
1.2
1.0
S
= ±15V
1.2
PEAKING 0.5dB
PEAKING 5.0dB
PEAKING 0.5dB
PEAKING 5.0dB
L
V
1.4
1.2
1.4
S
L
= 1k
= ±15V
L
NO PEAKING
= 1k
= 1k
1.6 1.8
1.6
1.4
1251/56 G12
1251/56 G15
1251/56 G18
1.8
1.6
2.0
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
–1
–2
–3
–4
–5
40
35
30
25
20
15
10
5
4
3
2
1
0
100k
0
10k
Voltage Gain and Phase
vs Frequency
Off-Channel Isolation
vs Frequency
0
–3dB Bandwidth vs
Control Voltage
V
V
V
R
R
V
R
R
V
R
V
R
GAIN
PHASE
S
S
FS
C
L
F
S
FS
F
L
L
F
= 1.5k
= ±5V
= 1.3k
= 100
= ±5V
= 0V
= 100
= ±5V
= 100
= 1.3k
= 2.5V
= 2.5V
0.5
100k
CONTROL VOLTAGE (V)
1M
FREQUENCY (Hz)
FREQUENCY (Hz)
1.0
A
V
= 10
1M
A
1.5
V
10M
= 1
10M
2.0
1251/56 G13
1251/56 G19
1251/56 G16
100M
100M
2.5
45
0
–45
–90
–135
–180
–225
–270