Renesas SH7641 - Manual (Page 763)

Section 19 Serial Communication Interface with FIFO (SCIF)
Rev. 4.00 Sep. 14, 2005 Page 713 of 982
REJ09B0023-0400
Table 19.6 Maximum Bit Rates with External Clock Input (Asynchronous Mode)
P φ (MHz) External Input Clock (MHz) Maximum Bit Rate (bits/s)
5 1.2500 78125
4.9152 1.2288 76800
8 2.0000 125000
9.8304 2.4576 153600
12 3.0000 187500
14.7456 3.6864 230400
16 4.0000 250000
19.6608 4.9152 307200
20 5.0000 312500
24 6.0000 375000
24.576 6.1440 384000
28.7 7.1750 448436
30 7.5000 468750
33 8.25 515625
Table 19.7 Maximum Bit Rates with External Clock Input (Synchronous Mode)
P
φ
(MHz) External Input Clock (MHz) Maximum Bit Rate (bits/s)
5 0.8333 833333.3
8 1.3333 1333333.3
16 2.6667 2666666.7
24 4.0000 4000000.0
28.7 4.7833 4783333.3
30 5.0000 5000000.0
33 5.5000 5500000.0