Position: Home  > All Categories> Integrated Circuits (ICs) > YTD439

YTD439

Features: • Conforms to TTC Standards JT-I430 and JT-G961.• LT (line termination) function and CT (circuit termination) function.• DSU can be disconnected.• Transition to the sleep state possible by setting an I/O register.• 8-bit or 16-bit data bus selectable.•...

product image

YTD439 Picture
See larger image
SeekIC No. : 004550062 Detail

YTD439: Features: • Conforms to TTC Standards JT-I430 and JT-G961.• LT (line termination) function and CT (circuit termination) function.• DSU can be disconnected.• Transition to the...

YTD439 Data Sheet

floor Price/Ceiling Price

Get Latest Price
Part Number:
YTD439
Supply Ability:
5000

Price Break

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

SeekIC Buyer Protection PLUS - newly updated for 2013!

  • Escrow Protection.
  • Guaranteed refunds.
  • Secure payments.
  • Learn more >>

Month Sales

268 Transactions

Rating

evaluate  (4.8 stars)

Upload time: 2024/11/23

add to my favourite

Payment Methods

All payment methods are secure and covered by SeekIC Buyer Protection PLUS.

Notice: When you place an order, your payment is made to SeekIC and not to your seller. SeekIC only pays the seller after confirming you have received your order. We will also never share your payment details with your seller.
Product Details

Description



Features:

• Conforms to TTC Standards JT-I430 and JT-G961.
• LT (line termination) function and CT (circuit termination) function.
• DSU can be disconnected.
• Transition to the sleep state possible by setting an I/O register.
• 8-bit or 16-bit data bus selectable.
• I/O access through registers.
• Frame assembling and disassembling function.
• I430 TTL output pin
• Built-in LAPD protocol (supports four links).
• Call control and D-channel packet function.
• Message exchange through I/O access (large 1088-byte FIFO).
• Supports CRC-CCITT and CRC-32.
• 128k/64k/56k rate adaption
• Supports PIAFS 64k/32k.
• Flexible rate adaption function.
• Transmission and reception: 128-byte FIFO × 2 channels.
• Switch circuit for 8 channels of B channel data.
• 512 k to 2,048 kHz PCM highway.
• Terminal block can be disconnected. Power can be cut off.
• Terminal block sleep mode.
• Power supply to the analog block: +5 V.Power supply to the digital block: +5 V or 3.3 V.
• 5 V tolerant I/O pin
• 100-pin SQFP.


Application

• Terminal adapter
• Remote router
• ISDN telephone
• ISDN home telephone
• ISDN Facsimile


Pinout

Connection Diagram


Specifications

Parameter
Symbol
Min.
Max.
Unit
Supply voltage
AVDD1
- 0.3
6.0
V
AVDD2
- 0.3
6.0
V
DVDD1
- 0.3
5.7
V
DVDD2
- 0.3
5.7
V
Input voltage
AVIN1
- 0.3
AVDD1 + 0.3
V
AVIN2
- 0.3
AVDD2 + 0.3
V
DVIN1
- 0.3
5.75
V
DVIN2
- 0.3
5.75
V
Storage temperature
Tstg
- 50
125
(Based on AVSS1 = AVSS2 = DVSS = 0.0 V)


Customers Who Bought This Item Also Bought

Margin,quality,low-cost products with low minimum orders. Secure your online payments with SeekIC Buyer Protection.
You may also be interested in :
Motors, Solenoids, Driver Boards/Modules
IHSS57-36-20
ASD-B2-1521-B
Hardware, Fasteners, Accessories
MF-A02
LMS700KF07
Test Equipment
TOP853
TOP2005
Kits
IT243
UVSC-110-4E1
Connectors, Interconnects
ASP-134488-01
WM4078-ND
Tapes, Adhesives
803
AC452-2
View more