Features
 PCI-Express Gen 1 and Gen 2
compliant
 Low power HCSL differential
output buffers
 Supports Serial-ATA (SATA) at
100 MHz
 No termination resistors required
 25 MHz Crystal Input or Clock
input
 Triangular spread spectrum
profile for maximum EMI
reduction (Si52112-B4)
 Extended Temperature:
–40 to 85 °C
 3.3 V Power supply
 Small package 10-pin TDFN
(3x3 mm)
 Si52112-B3 does not support
spread spectrum outputs
 Si52112-B4 supports 0.5% down
spread outputs
 For PCIe Gen3 applications, see
Si52112-B5/B6