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Rev. 1.00, 05/04, page 288 of 544
Table 13.3 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 = 5 MHz φ = 8 MHz φ = 10 MHz
0 0 0 0 φ/28 179 kHz 286 kHz 357 kHz
0 0 0 1 φ/40 125 kHz 200 kHz 250 kHz
0 0 1 0 φ/48 104 kHz 167 kHz 208 kHz
0 0 1 1 φ/64 78.1 kHz 125 kHz 156 kHz
0 1 0 0 φ/80 62.5 kHz 100 kHz 125 kHz
0 1 0 1 φ/100 50.0 kHz 80.0 kHz 100 kHz
0 1 1 0 φ/112 44.6 kHz 71.4 kHz 89.3 kHz
0 1 1 1 φ/128 39.1 kHz 62.5 kHz 78.1 kHz
1 0 0 0 φ/56 89.3 kHz 143 kHz 179 kHz
1 0 0 1 φ/80 62.5 kHz 100 kHz 125 kHz
1 0 1 0 φ/96 52.1 kHz 83.3 kHz 104 kHz
1 0 1 1 φ/128 39.1 kHz 62.5 kHz 78.1 kHz
1 1 0 0 φ/160 31.3 kHz 50.0 kHz 62.5 kHz
1 1 0 1 φ/200 25.0 kHz 40.0 kHz 50.0 kHz
1 1 1 0 φ/224 22.3 kHz 35.7 kHz 44.6 kHz
1 1 1 1 φ/256 19.5 kHz 31.3 kHz 39.1 kHz