LT1251CS Linear Technology, LT1251CS Datasheet - Page 24

• Manufacturer Part Number: LT1251CS
• Description: IC AMP VIDEO FADE CONTRLD 14SOIC
• Manufacturer: Linear Technology

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

LT1251/LT1256
RELATED PARTS
PART NUMBER
LT1228
LT1252
LT1253/LT1254
LT1259/LT1260
24
TYPICAL APPLICATIONS
MODULATION
CARRIER
4-Quadrant Multiplier as a Double-Sideband Suppressed-Carrier Modulator
1MHz
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
0.1 F
2.5VDC
V
INPUT
IN
R
1.5k
DESCRIPTION
100MHz Current Feedback Amplifier with DC Gain Control
Low Cost Video Amplifier
Low Cost Dual and Quad Video Amplifiers
Low Cost Dual and Triple 130MHz Current Feedback
Amplifiers with Shutdown
G1
200pF
10k*
FAX
: [phone]
10k
14
13
0.1 F
2
1
V
–
V
–
+
+
–
C
3
1
2
5k
1
2
3
4
5
6
7
*TRIM FOR SYMMETRY
R
LT1256
C
5
1k
+
–
+
–
U
TELEX
R
C
1
5k
FS
10
: 499-3977
1.5k
1.5k
V
CONTROL
FS
V
LT1256
V
12
I
C
–
1N914
+
1N914
8
9
7
2.5VDC
INPUT
I
1251/56 TA10a
FS
5k
FS
2
+
–
+
–
V
OUT
Soft Clipper
14
13
12
11
10
9
8
V
+
V
COMMENTS
Includes a 75MHz Transconductance Amplifier
100MHz Bandwidth
90 MHz Bandwidth
Makes Fast Video MUX
OUT
R
1.5k
F2
1251/56 TA04a
V
V
f = 1kHz
FS
S
= 5V
= 2.5V
R
1.5k
F1
V
OUT
–0.2
–0.4
–0.6
–0.8
–1.0
1.0
0.8
0.6
0.4
0.2
0
Modulation Gain vs Control Voltage
0
V
LINEAR TECHNOLOGY CORPORATION 1994
0.5
CONTROL VOLTAGE, PIN 3 (V)
IN
LT/GP 0896 REV A 5K • PRINTED IN USA
1.0
1251/56 TA10b
1.5
V
V
S
FS
2.0
= ±5V
1251/56 TA04b
= 2.5V
2.5