CY7C955
CY7C955 is AX ATM-SONET/SDH Transceiver manufactured by Cypress.
PRELIMINARY
AX™ ATM-SONET/SDH Transceiver
Features
- WAN and LAN ATM physical layer device
- Provides plete physical layer transport of ATM cells at:
- STS- 3c/ STM
- 1 rate of 155.52 MHz
- STS- 1 rate of 51.84 MHz
- pliant with ATM Forum User Network Interface 3.1 specification
- UTOPIA ATM interface
- ATM cell processing including:
- HEC generation/verification
- Cell scrambling/descrambling
- Rate adaption/idle cell filtering
- Local Flow Control
- Cell alignment
- SONET frame processing including:
- pliant with Bellcore GR- 253, I.432, T1.105, and G.709 for Jitter Tolerance and Jitter Generation
- Frame generation/recovery
- SONET scrambling/descrambling
- Frequency justification/pointer processing
- plete line interface including:
- Clock and data recovery
- Transmit timing derived from receiver or byte-rate source
- SONET pliant PLL
- 100K PECL patible I/O Alarm indications including:
- - Loss Of Signal
- Out Of Frame, Loss Of Frame
- Line Far End Receive Failure
- Line Alarm Indication...
