Table 12.4 Maximum Bit Rate For Each Operating Frequency (Asynchronous Mode); Table 12.5 Maximum Bit Rate With External Clock Input (Asynchronous Mode) - Renesas H8SX/1520 Series Hardware Manual

Table 12.4 Maximum Bit Rate for Each Operating Frequency (Asynchronous Mode)

Maximum
Bit Rate
(bit/s)
Pφ (MHz)
8 250000
9.8304 307200
10 312500
12 375000
12.288 384000
14 437500
14.7456 460800
16 500000

Table 12.5 Maximum Bit Rate with External Clock Input (Asynchronous Mode)

Pφ (MHz)
8
9.8304
10
12
12.288
14
14.7456
16
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n
0
0
0
0
0
0
0
0
External Input Maximum Bit
Clock (MHz) Rate (bit/s)
2.0000 125000
2.4576 153600
2.5000 156250
3.0000 187500
3.0720 192000
3.5000 218750
3.6864 230400
4.0000 250000
Section 12 Serial Communication Interface (SCI)
N Pφ (MHz)
0 17.2032
0 18
0 19.6608
0 20
0 25
0 30
0 33
0 35
Pφ (MHz)
17.2032
18
19.6608
20
25
30
33
35
Maximum
Bit Rate
(bit/s)
n
537600 0
562500 0
614400 0
625000 0
781250 0
937500 0
1031250 0
1093750 0
External Input Maximum Bit
Clock (MHz) Rate (bit/s)
4.3008 268800
4.5000 281250
4.9152 307200
5.0000 312500
6.2500 390625
7.5000 468750
8.2500 515625
8.7500 546875
Rev. 3.00 Mar. 14, 2006 Page 401 of 804
REJ09B0104-0300
N
0
0
0
0
0
0
0
0