Details, datasheet, quote on part number: PSB2197M
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Features, Applications
ICs for Communications ISDN Subscriber Access Controller for Upn-Interface Terminals

Data Classification Maximum Ratings Maximum ratings are absolute ratings; exceeding only one of these values may cause irreversible damage to the integrated circuit. Characteristics The listed characteristics are ensured over the operating range of the integrated circuit. Typical characteristics specify mean values expected over the production spread. If not otherwise specified, typical characteristics apply 25 C and the given supply voltage. Operating Range In the operating range the functions given in the circuit description are fulfilled. For detailed technical information about "Processing Guidelines" and "Quality Assurance" for ICs, see our "Product Overview".

Features.6 Pin Definitions and Functions.8 Logic Symbol.14 Functional Block Diagram.17 System Integration.20 Low Cost Digital Telephone Using the SmartLink-P.20 Low Cost Digital Feature Phone Using the SmartLink-P.21 Upn-Terminal Repeater.22 Network Termination Module.23 S/T-Interface Option.24 HDLC-Controller IOM-2 Extensions.25 Functional Description.26 Terminal Equipment (TE) Mode.26 General Functions and Device Architecture (TE-mode).26 Clock Generation (TE-Mode).28 Interfaces (TE-Mode).29 Microcontroller Interface.29 IOM-2 Interface TE-Mode.38 Upn-Interface.42 D-Channel-Arbitration TE-Mode.50 HDLC-Controller.52 Terminal Specific Functions.53 LCD-Contrast Control.53 Ring Tone Generation.54 Terminal Repeater (TR) Mode.56 General Functions and Device Architecture (TR-Mode).56 Clock Generation (TR-Mode).57 Interfaces (TR-Mode).58 IOM-2 Interface in TR-Mode.58 Upn-lnterface in TR-Mode.59 D-Channel-Arbitration TR-Mode.60 Reset.62 HDLC-Controller Mode.63 General Functions and Device Architecture (HDLC-Controller Mode).63 Clock Generation (HDLC-Controller Mode).64 Interfaces (HDLC-Controller Mode).64 Microcontroller Interface.64 IOM-2 Interface in HDLC-Controller Mode.65 D-Channel-Arbitration in HDLC-Controller HDLC-Controller.66 Reset.66


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