U4453, U4454, U4454B Selling Leads, Datasheet
MFG:TFK Package Cooled:DIP D/C:99+
U4453, U4454, U4454B
- Table of contents:
Info of U4453
Info of U4454
Info of U4454B
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About U440
PDF/DataSheet Download
Datasheet: U440
File Size: 231468 KB
Manufacturer: LINEAR [Linear Integrated Systems]
Download : Click here to Download
About U4454B
PDF/DataSheet Download
Datasheet: U4454B
File Size: 109700 KB
Manufacturer: TEMIC [TEMIC Semiconductors]
Download : Click here to Download
About U4454B
PDF/DataSheet Download
Datasheet: U4454B
File Size: 109700 KB
Manufacturer: TEMIC [TEMIC Semiconductors]
Download : Click here to Download
U4454B General Description
The U4454B quasi-split-sound processor is a bipolar integrated circuit for all FM-TV standards and NICAM sound systems. For FM/NICAM the IC operates as QSS-mixer. In case of AM sound the circuit can be used as AM demodulator.
U4454B Maximum Ratings
Reference point Pin 4, unless otherwise specified
|
Parametrs |
Symbol |
Value |
Unit |
| Supply voltage Pin14 |
VS |
6.8to13.0 |
V |
| Supply current Pin14 |
IS |
55 |
mA |
| Output current Pin6 |
Iout |
5.0 |
mA |
| Maximum power dissipation |
P |
720 |
mW |
| Junction temperature |
Tj |
+125 |
|
U4454B Features
· PLL intercarrier-mixer for all FM standards (incl. NICAM sound system)
· High grade signal processing for FM/NICAM sound systems
· Also suitable as AM-demodulator
· Gain controlled wideband amplifier
· AGC operates as a peak- and mean-level detector
· High input sensitivity
· Wide supply voltage range (6.8 V up to 13 V)
· Low power consumption
· ESD protection
· High grade signal processing for FM/NICAM sound systems
· Also suitable as AM-demodulator
· Gain controlled wideband amplifier
· AGC operates as a peak- and mean-level detector
· High input sensitivity
· Wide supply voltage range (6.8 V up to 13 V)
· Low power consumption
· ESD protection
U4454B Connection Diagram
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