LM7121IN National Semiconductor, LM7121IN Datasheet - Page 14

• Manufacturer Part Number: LM7121IN
• Description: IC AMP FEEDBACK 235MHZ 8DIP
• Manufacturer: National Semiconductor

Specifications of LM7121IN

• Amplifier Type: Voltage Feedback
• Number Of Circuits: 1
• Slew Rate: 1300 V/µs
• Gain Bandwidth Product: 175MHz
• -3db Bandwidth: 235MHz
• Current - Input Bias: 5.2µA
• Voltage - Input Offset: 900µV
• Current - Supply: 5.3mA
• Current - Output / Channel: 71mA
• Voltage - Supply, Single/dual (±): 4.5 V ~ 33 V, ±2.25 V ~ 16.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Output Type: -
• Other names: *LM7121IN

Application Information
(Continued)
Color Video on Twisted Pairs Using Single Supply
The circuit shown in Figure 4 can be used to drive in excess of 25 meters length of twisted pair cable with no loss of resolution or
picture definition when driving a NTSC monitor at the load end
TL H 12348 – 94
Note Pin numbers shown are for DIP SO-8 packages
Input termination of NTSC monitor
FIGURE 4 Single Supply Differential Twister Pair Cable Transmitter Receiver
8 5V
V
30V
s
CC s
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