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ML145442 Fiches technique (PDF) - LANSDALE Semiconductor Inc.

ML145442 Datasheet PDF - LANSDALE Semiconductor Inc.
No de pièce ML145442
Télécharger  ML145442 Télécharger

Taille du fichier   800.69 Kbytes
Page   11 Pages
Fabricant  LANSDALE [LANSDALE Semiconductor Inc.]
Site Internet  http://www.lansdale.com
Logo LANSDALE - LANSDALE Semiconductor Inc.
Description Single-Chip 300-Baud Modem

ML145442 Datasheet (PDF)

Go To PDF Page Télécharger Fiches technique
ML145442 Datasheet PDF - LANSDALE Semiconductor Inc.

No de pièce ML145442
Télécharger  ML145442 Click to download

Taille du fichier   800.69 Kbytes
Page   11 Pages
Fabricant  LANSDALE [LANSDALE Semiconductor Inc.]
Site Internet  http://www.lansdale.com
Logo LANSDALE - LANSDALE Semiconductor Inc.
Description Single-Chip 300-Baud Modem

ML145442 Fiches technique (HTML) - LANSDALE Semiconductor Inc.

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ML145442 Détails du produit

Legacy Device: Motorola MC145442B, MC145443B

The ML145442 and ML145443 silicon–gate CMOS single–chip low–speed modems contain a complete frequency shift keying (FSK) modulator, demodulator, and filter. These devices are compatible with CCITT V.21 (ML145442) and Bell 103 (ML145443) specifications. Both devices provide full–duplex or half–duplex 300–baud data communication over a pair of telephone lines. They also include a carrier detect circuit for the demodulator section and a duplexer circuit for direct operation on a telephone line through a simple transformer.

This Device Offers The Following Performance Features:

• ML145442 Compatible with CCITT V.21
• ML145443 Compatible with Bell 103
• Low–Band and High–Band Band–Pass Filters On–Chip
• Simplex, Half–Duplex, and Full–Duplex Operation
• Originate and Answer Mode
• Analog Loopback Configuration for Self Test
• Hybrid Network Function On–Chip
• Carrier Detect Circuit On–Chip
• Adjustable Transmit Level and CD Delay Timing
• On–Chip Crystal Oscillator (3.579 MHz)
• Single +5 V Power Supply Operation
• Internal Mid–Supply Generator
• Power–Down Mode
• Pin Compatible with MM74HC943
• Capable of Driving –9 dBm into a 600 W Load
• Operating Temperature Range = TA –40° to +85°C




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