SC11026
SC11026 is 2400 Bit Per Second Modem Analog Peripher manufactured by Sierra.
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STERRASEMICONDUCTOR sc11026 2400Bit Per Secon Mdodem Analog Peripheral
Features
! plete 2400 bps modem conforming to V a' bis
O patible with CCITT Vl2 bis, V23,V 22, V.21 and Bell 212,{ and 103standards tr Analog, digital, and remote digital loopback
I Pin c.ompatiblewith SCl1006
GEXERAL DESCRIPTIOX
The SCl 1026is a plae 2400 bps modem IC containing all modem functions except thc adaptive eqtralizer. It is used in conjunction with an external controller such as the Sierra SC1l021 series ROMless controllers for customized firmware,to implement a 2400bps full duplex modem,.ompatible with the CCITT V.22 bis remendation. The controller performs all
SLOCK DIAGRAII
3 lntegrated DTMF/Cuard Tone Ccnerators, call progress monitor
E Contains an on-chip hybrid E Programmable audio output D CMOS tc'chnology D DIP or PLCC packages modem control and handshaking functions as wcll as the adaptive cqualization.The SCl1026 is pin c o m p a t i b l cw i t h t h e S C 1 1 0 0 6M A P .
The SC11026operates in 2400 bps QPSK/QAM and 1200bps [5K as well as 0 to 300 baud FSK modes c o m p a t i b l cw i t h B e l l 1 0 3a n d 2 1 2 , A . as well as CCITT V.21, V.22, V.23 and V.22 bis standards. The
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S,Cll026also opcratesin V.23 answcr and originatc modcs rvith a buffcrcd DTE intcrface that allorr's thc DTE to operate at 1200 bps in both dirc'ctionswhile thc modcm operatcs at 1200/75 bps. l Vhcn uscd with thc SCl1021controllcrs, t h c S C I 1 0 2 6b c c o m e sa n i n t c l l i g c n t modcm controlled by thc industn standard "AT" mand sct. ct) r.D)
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