name: PCM1721 function: Digital-to-Analog Converter with Programmable PLL package: 24-pin SSOP,24 manufacturer: Burr-Brown added-by: Vince Sutton +--()--+ MCKIN | 1 24| NC SCKO | 2 23| PGND Vdp | 3 22| DGND SCKIN | 4 21| Vdd MCKO | 5 20| XTO ML | 6 19| XTI MC | 7 18| LCRIN MD | 8 17| DIN RSTB | 9 16| BCKIN ZERO |10 15| CAP VoutR |11 14| VoutL AGND |12 13| Vcc +------+ This information was added by a third party and may be incorrect. This pinout came from the Chipdir: http://www.chipdir.org/