CH1840

Features: `Works with all modem chip sets`Available in 0 dB, -6 dB, and -9 dB insertion losses`Available in extended temperature operation, -40 to +85oC`Complete DAA function`Voice and data`FCC Part 68 registered`Registration conveyed to user`Hook switch control`Ring detection`Single +5V operation...

product image

CH1840 Picture
SeekIC No. : 004313315 Detail

CH1840: Features: `Works with all modem chip sets`Available in 0 dB, -6 dB, and -9 dB insertion losses`Available in extended temperature operation, -40 to +85oC`Complete DAA function`Voice and data`FCC Part...

floor Price/Ceiling Price

Part Number:
CH1840
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Month Sales

268 Transactions

Rating

evaluate  (4.8 stars)

Upload time: 2024/12/18

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Product Details

Description



Features:

`Works with all modem chip sets
`Available in 0 dB, -6 dB, and -9 dB insertion losses
`Available in extended temperature operation, -40 to +85oC
`Complete DAA function
`Voice and data
`FCC Part 68 registered
`Registration conveyed to user
`Hook switch control
`Ring detection
`Single +5V operation
`Pulse dial capability



Pinout

  Connection Diagram


Description

The operation of the CH1840 can be broken down into the functional blocks shown in Figure 1.
1) Phone line control
2) Billing delay
3) Ring detection
4) Signal Path
5) 2- to 4-wire converter
Control inputs and status outputs for the CH1840 are compat-ible with 5 Volt CMOS. See the Electrical Specifications.


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