Renesas H8S Series Hardware Manual page 512

Table 14-6 Maximum Bit Rate with External Clock Input (Asynchronous Mode)
ø (MHz)
2
2.097152
2.4576
3
3.6864
4
4.9152
5
6
6.144
7.3728
8
9.8304
10
12
12.288
14
14.7456
16
17.2032
18
19.6608
20
Table 14-7 Maximum Bit Rate with External Clock Input (Clocked Synchronous Mode)
ø (MHz)
2
4
6
8
10
12
14
16
18
20
Rev.6.00 Oct.28.2004 page 484 of 1016
REJ09B0138-0600H
External Input Clock (MHz)
0.5000
0.5243
0.6144
0.7500
0.9216
1.0000
1.2288
1.2500
1.5000
1.5360
1.8432
2.0000
2.4576
2.5000
3.0000
3.0720
3.5000
3.6864
4.0000
4.3008
4.5000
4.9152
5.0000
External Input Clock (MHz)
0.3333
0.6667
1.0000
1.3333
1.6667
2.0000
2.3333
2.6667
3.0000
3.3333
Maximum Bit Rate (bit/s)
31250
32768
38400
46875
57600
62500
76800
78125
93750
96000
115200
125000
153600
156250
187500
192000
218750
230400
250000
268800
281250
307200
312500
Maximum Bit Rate (bit/s)
333333.3
666666.7
1000000.0
1333333.3
1666666.7
2000000.0
2333333.3
2666666.7
3000000.0
3333333.3