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AM7945 - Subscriber Line Interface

Download the AM7945 datasheet PDF. This datasheet also covers the AM7945-1 variant, as both devices belong to the same subscriber line interface family and are provided as variant models within a single manufacturer datasheet.

Description

Valid Combinations Valid Combinations list configurations planned to be supported in volume for this device.

Features

  • 15 +0.20 +0.10 +0.15 +0.10 +0.15 4 µs 3 4 3 4 3, 4 4 4, 8 300 to 3.4 kHz, relative to 1 kHz 0°C to +70°C.
  • 40°C to +85°C +3 dBm to.
  • 55 dBm, reference 0 dBm 0°C to +70°C.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AM7945-1_AMD.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number AM7945
Manufacturer AMD
File Size 270.16 KB
Description Subscriber Line Interface
Datasheet download datasheet AM7945 Datasheet

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Other Datasheets by AMD

Part Number Description
AM7942 Subscriber Line Interface Circuit
AM7946 Subscriber Line Interface Circuit
AM7947 Subscriber Line Interface Circuit
AM79489 Subscriber Line Interface Circuit
AM7901A Subscriber Line Audio-Processing Circuit Device

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
m o .c Am7945 t4U Subscriber Line eInterface Circuit e h S DISTINCTIVE a CHARACTERISTICS t a D . w w w s Programmable constant-current feed s Current gain = 200 s Programmable loop-detect threshold s Low power Standby state s Ground-key detector s Tip Open state for ground-start lines s –19 V to –56.5 V battery operation s On-chip Thermal Management (TMG) feature s Two-wire impedance set by single external impedance s On-hook transmission s On-chip ring relay driver and relay snubber circuit s Ideal for low cost PABX and key telephone systems BLOCK DIAGRAM A(TIP) HPA HPB B(RING) m o .c U 4 t e e h S a t a .
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