PEF81902FV1.1 Lantiq, PEF81902FV1.1 Datasheet - Page 18

• Manufacturer Part Number: PEF81902FV1.1
• Manufacturer: Lantiq

Specifications of PEF81902FV1.1

• Lead Free Status / RoHS Status: Supplier Unconfirmed

• Enhanced IOM
• Optional use of transformers with non-negligible resistance corresponding to up to
• Optional: Implementation of S-transceiver statemachine in software
• Power-down mode and reset states (e.g. S-transceiver) for individual circuits
• Pin Vref and the according external capacitor removed
• Inputs accept 3.3V and 5V
• I/O (open drain) accepts pull-up to 3.3V
• LED signal is programmable to display the states specified in [3];
• Lowest power consumption due to
1.3
• No integrated hybrid is provided by the T-SMINT
• Auxiliary IOM
• SRA (capacitive receiver coupling is not suited for S-feeding)
• NT-Star with star point on the IOM
• HDLC Automode
• No access to S2-5 channels. Access only to S1 and Q channel as in Scout-S. No
1)
Data Sheet
– Siemens/Intel multiplexed
– Motorola
– programmable MCLK (can be disabled)
– Timeslot access and manipulation
– BCL output; programmable and flexible strobes SDS1/2, e.g. active during several
– Optional: All registers can be read and written to via new Monitor channel concept
– External Awake (EAW)
20 on the line side
but can also automatically indicate the activation status (mode select via 1 bit).
– Low power CMOS technology (0.35µ)
– Newly optimized low power libraries
– High output swing on U- and S-line interface leads to minimized power consumption
– Single 3.3 Volt power supply
always required, which consists of only two additional resistors as compared to an
integrated hybrid, but allows for more flexibility in board design.
selection betweeen transparent and non-auto mode provided.
Pull-ups to 5V must be avoided. A so-called ’hot-electron-effect’ would lead to long term degradation.
timeslots.
Not Supported are ...
â
â
interface
interface
®
-2 bus (already not supported in NTC-T).
1)
4
â
IX. Therefore, an external hybrid is
PEF 81902
2001-11-12
Overview