H8S2153 Datasheet, PDF (375/750 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8S Family / H8S/2100 Series

Section 15 I²C Bus Interface (IIC)
Table 15.3 I²C bus Transfer Rate (2)
• TCSS = 1
STCR/
ICMR
IICX3
Bit 5
Bit 4
Bit 3
Transfer Rate (MHz)
IICXn
CKS2
CKS1
CKS0
Clock
φ = 20 MHz
φ = 25 MHz
0
0
0
0
φ/56
357.1
446.4*
1
φ/80
250.0
312.5
1
0
φ/96
208.3
260.4
1
φ/128
156.3
195.3
1
0
0
φ/160
125.0
156.3
1
φ/200
100.0
125.0
1
0
φ/224
89.3
111.6
1
φ/256
78.1
97.7
1
0
0
0
φ/112
178.6
223.2
1
φ/160
125.0
156.3
1
0
φ/190
104.2
130.2
1
φ/256
78.1
97.7
1
0
0
φ/320
62.5
78.1
1
φ/400
50.0
62.5
1
0
φ/448
44.6
55.8
1
φ/512
39.1
48.8
Note: * The correct operation cannot be guaranteed since the value is outside the I²C bus
interface specifications (high-speed mode: max. 400 kHz).
(n = 0 to 3)
Rev. 2.00 Sep.11, 2008 Page 339 of 710
REJ09B0384-0200