Table 110: I2C Clock Rate Selections For Vpb Clock Divider = 2; Table 111: I2C Clock Rate Selections For Vpb Clock Divider = 4 - Philips LPC2194 User Manual

Philips Semiconductors
ARM-based Microcontroller
Table 111: I2C Clock Rate Selections for VPB Clock Divider = 2
I2SCLL+
I2SCLH
8 -
10 -
25 320.0
50 160.0
75 106.667
100 80.0
160 50.0
200 40.0
320 25.0
400 20.0
510 15.686
800 10.0
1280 6.25
Table 112: I2C Clock Rate Selections for VPB Clock Divider = 4
I2SCLL+
I2SCLH
8 500.0
10 400.0
25 160.0
50 80.0
75 53.333
100 40.0
160 25.0
200 20.0
320 12.5
400 10.0
510 7.843
800 5.0
1280 3.125
I2C Interface
Bit Frequency (kHz) At f
16 20
-
-
400.0
200.0
133.333
100.0
62.5
50.0
31.25
25.0
19.608
12.5
7.813
Bit Frequency (kHz) At f
16 20
-
-
200.0
100.0
66.667
50.0
31.25
25.0
15.625
12.5
9.804
6.25
3.906
LPC2119/2129/2194/2292/2294
(MHz) & VPB Clock Divider = 2
CCLK
40
-
-
-
400.0
266.667
200.0
125.0
100.0
62.5
50.0
39.216
25.0
15.625
(MHz) & VPB Clock Divider = 4
CCLK
40
-
-
400.0
200.0
133.333
100.0
62.5
50.0
31.25
25.0
19.608
12.5
7.813
176
Preliminary User Manual
60
-
-
-
-
400.0
300.0
187.5
150.0
93.75
75.0
58.824
37.5
23.438
60
-
-
-
300.0
200.0
150.0
93.75
75.0
46.875
37.5
29.412
18.75
11.719
May 03, 2004