PEB2254

The PEB2254 is designed as one kind of extended line card interface controller, PEB2254 has some points of features:(1)Freely programmable time slot assignment for all subscribers;(2)Synchronous mP-access to two selected channels;(3)Two types of serial interfaces independently programmable over a wide data range (128 to 8192 kbit/s);(4)Non-blocking switch for 32 digital (e.g. ISDN) or 64 voice subscribers;(5)Fully IEEE 1149.1 compatible;(6)32-bit device identification register;(7)Siemens/Intel or Motorola type uP-interface;(8)8-bit demultiplexed bus interface.

The absolute maximum ratings of the PEB2254 can be summarized as:(1)Ambient temperature under bias (PEB): 0 °C to 70 °C;(2)Ambient temperature under bias PEF: -40 °C to +85 °C;(3)Storage temperature: -65 to 125 °C;(4)Voltage on any pin with respect to ground: -0.4 to VDD+0.4 V;(5)Maximum voltage on any pin: 6 V.

The electrical characteristics of PEB2254 can be summarized as:(1)L-input voltage: -0.4 to 0.8 V;(2)H-input voltage: 2.0 to VDD+0.4 V;(3)L-output voltage: 0.45 V;(4)H-output voltage: 2.4 V or VDD-0.5 V. If you want to know more information about the PEB2254, please download the datasheet in www.seekic.com or www.chinaicmart.com .