HD64F2145 Datasheet, PDF (394/829 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Table 15.4 Maximum Bit Rate for Each Frequency (Asynchronous Mode)
Maximum
Maximum
Bit Rate
Bit Rate
ø (MHz) (bit/s)
n
N
ø (MHz) (bit/s)
n
N
2
62500
0
0
9.8304
307200
0
0
2.097152 65536
0
0
10
312500
0
0
2.4576
76800
0
0
12
375000
0
0
3
93750
0
0
12.288
384000
0
0
3.6864
115200
0
0
14
437500
0
0
4
125000
0
0
14.7456 460800
0
0
4.9152
153600
0
0
16
500000
0
0
5
156250
0
0
17.2032 537600
0
0
6
187500
0
0
18
562500
0
0
6.144
192000
0
0
19.6608 614400
0
0
7.3728
230400
0
0
20
625000
0
0
8
250000
0
0
Table 15.5 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
External Input
Clock (MHz)
0.5000
0.5243
0.6144
0.7500
0.9216
1.0000
1.2288
1.2500
15.000
1.5360
1.8432
2.0000
Maximum Bit
Rate (bit/s)
31250
32768
38400
46875
57600
62500
76800
78125
93750
96000
115200
125000
ø (MHz)
9.8304
10
12
12.288
14
14.7456
16
17.2032
18
19.6608
20
External Input
Clock (MHz)
2.4576
2.5000
3.0000
3.0720
3.5000
3.6864
4.0000
4.3008
4.5000
4.9152
5.0000
Maximum Bit
Rate (bit/s)
153600
156250
187500
192000
218750
230400
250000
268800
281250
307200
312500
Rev. 2.0, 08/02, page 354 of 788