DELTA DESIGN MODEM SOLUTIONS SMD24XX SOCKET MODULE (ver 070504) PRODUCT DESCRIPTION The SMD24XX MODEM MODULE is a complete modem module that meets global telephone line requirements. Available in a socket (64,5 mm x R O D U C TB R 26,5mm) size footprint, the device is ideal for embedded modem applications due to its small board space, low power consumption and global compliance. The device is available in 5 different versions,ranging from V.92 down to V.22bis. Io The module allows you to reduce time to market by using a ready to use approved solution. Actual size : 64.5 x 26.5 mm Pinning pitch 2 mm SMD2457 model shown FEATURES • Data modem formats ITU- V.92,V.90,V.34,V.32bis, V.32, V.22bis, V.22, V.23, V.21,Bell 212A, 103 • V.23 Reversing • Fast Connect V.21,V.22,Bell103, V.29 • Error Correction: ITU-V.42 • Data Compression: ITU-V.42bis • Asynchronous Serial DTE interface • Incoming call detection • Caller ID detection and decode • AT command set • Call progress with programmable biquad filters • Integrated DAA Globally compliant line interface Parallel handset (intrusion) detection Overcurrent detection and protection • 3V3 or 5V power supply (see feature table) • Small Footprint • Low power consumption • Eeprom for custom defaults and firmware upgrade.(see feature table) • Based on Silicon Laboratories isomodem solution • SIA protocol (SMD2401 version) APPLICATIONS • Security systems • Point-of-sale verification systems • Set top boxes • Industrial /medical monitoring systems • Power meters • Remote monitoring • Email Terminals • ATM Terminals /RESET NC GND NC NC DCD_LED RXD_LED DTR_LED TXD_LED

FUNCTION Telephone Line TIP Telephone Line RING Reset Active low input NC GND NC NC DCD indicator , can drive LED anode (2mA) RXD indicator , can drive LED anode (2mA) DTR (ESC) indicator, can drive LED anode (2mA) TXD indicator, can drive LED anode(2mA) /RTS Request To Send /RXD Receive Data /TXD Transmit Data /RI Ring Indicator /INT Interrupt output /CTS Clear To Send /DCD Data Carrier Detect /DTR (/ESC) Data Terminal Ready GND Vcc Power Supply ( 5V or 3V3 ) NC GND AOUT analog output DELTA DESIGN BVBA TIENSESTEENWEG 45 B3360 KORBEEK-LO BELGIUM TEL: +32 16 461575 FAX: +32 16 461595 EMAIL: [email protected]...