XR17V352 Datasheet, PDF (32/64 Pages) Exar Corporation – HIGH PERFORMANCE DUAL PCI EXPRESS UART

XR17V352
PRELIMINARY
HIGH PERFORMANCE DUAL PCI EXPRESS UART
FIGURE 9. BAUD RATE GENERATOR
To Other
Channel
REV. P1.0.1
125 MHz Clock
(Master)
or
62.5 MHz Clock
(Slave)
Prescaler
Divide by 1
Prescaler
Divide by 4
DLL, DLM and DLD
Registers
MCR Bit-7=0
(default)
Fractional Baud
Rate Generator
Logic
16X, 8X or 4X
Sampling
Rate Clock
to Transmitter
and Receiver
MCR Bit-7=1
32