Datasheet

Section 16 I
2
C Bus Interface (IIC) (Optional)
Rev. 3.00 Mar 21, 2006 page 423 of 788
REJ09B0300-0300
Table 16.3 I
2
C Transfer Rate
STCR ICMR
Bits 5
and 6
Bit 5 Bit 4 Bit 3 Transfer Rate
IICX CKS2 CKS1 CKS0 Clock φ
φφ
φ = 5 MHz φ
φφ
φ = 8 MHz φ
φφ
φ = 10 MHz φ
φφ
φ = 16 MHz φ
φφ
φ = 20 MHz
0 000φ/28 179 kHz 286 kHz 357 kHz 517 kHz
*
714 kHz
*
0 001φ/40 125 kHz 200 kHz 250 kHz 400 kHz 500 kHz
*
0 010φ/48 104 kHz 167 kHz 208 kHz 333 kHz 417 kHz
*
0 011φ/64 78.1 kHz 125 kHz 156 kHz 250 kHz 313 kHz
0 100φ/80 62.5 kHz 100 kHz 125 kHz 200 kHz 250 kHz
0 101φ/100 50.0 kHz 80.0 kHz 100 kHz 160 kHz 200 kHz
0 110φ/112 44.6 kHz 71.4 kHz 89.3 kHz 143 kHz 179 kHz
0 111φ/128 39.1 kHz 62.5 kHz 78.1 kHz 125 kHz 156 kHz
1 000φ/56 89.3 kHz 143 kHz 179 kHz 286 kHz 357 kHz
1 001φ/80 62.5 kHz 100 kHz 125 kHz 200 kHz 250 kHz
1 010φ/96 52.1 kHz 83.3 kHz 104 kHz 167 kHz 208 kHz
1 011φ/128 39.1 kHz 62.5 kHz 78.1 kHz 125 kHz 156 kHz
1 100φ/160 31.3 kHz 50.0 kHz 62.5 kHz 100 kHz 125 kHz
1 101φ/200 25.0 kHz 40.0 kHz 50.0 kHz 80.0 kHz 100 kHz
1 110φ/224 22.3 kHz 35.7 kHz 44.6 kHz 71.4 kHz 89.3 kHz
1 111φ/256 19.5 kHz 31.3 kHz 39.1 kHz 62.5 kHz 78.1 kHz
Note: * Outside the I
2
C bus interface specifications (standard mode: max. 100 kHz; high-speed
mode: max. 400 kHz)