COM5046 Datasheet | SMSC

STANDARD MICROSYSTEMS CORPORATIONt/ 5046 5046T Baud Rate Generator Programmable Divider Features o On chip crystal oscillator or external frequency input o Choice of 16 output frequencies 016 asynchronous/synchronous baud rates o Direct UART/USRT/ASTRO/USYNRT patibility o High frequency reference output o TTL, MOS patibility PIN CONFIGURATION XTAUEXT1 1 XTAUEXT2 2 +5v 3 NC 41 GND.5 NC 61 +12v 71 .J 14 f OUT 13 A 12 B ~11 C ~10 D ~9 ST ~8 fx/4 BLOCK DIAGRAM REPROGRAM MABLE FREQUENCY SELECT XTAUEXT1 XTAUEXT2 XTAL ~CLOCK BUFFER DIVIDER +2 fou T +4 ,l A J.. +5v GND +12v fx/4 GENERAL DESCRIPTION The Standard Microsystems 5046 Baud Rate Generator/piogrammable Divider is an N-channel COPLAMOS® Ma S/LSI device which, from a single crystal (on-chip oscillator) or input frequency is capable of generating 16 externally selectable...