MPC859TZP100A datasheet(71/96 Pages) FREESCALE

71 / 96 page

MPC866/MPC859 Hardware Specifications, Rev. 2

Freescale Semiconductor

CPM Electrical Characteristics

Table 28 shows the I2C (SCL < 100 kHz) timings.

Table 29 shows the I2C (SCL > 100 kHz) timings.

Table 28. I2C Timing (SCL < 100 kHz)

Num

Characteristic

All Frequencies

Unit

Min

Max

200

SCL clock frequency (slave)

100

kHz

200

SCL clock frequency (master) 1

SCL frequency is given by SCL = BRGCLK_frequency / ((BRG register + 3) * pre_scaler * 2).

The ratio SyncClk/(BRGCLK/pre_scaler) must be greater or equal to 4/1.

1.5

100

kHz

202

Bus free time between transmissions

4.7

—

μs

203

Low period of SCL

4.7

—

μs

204

High period of SCL

4.0

—

μs

205

Start condition setup time

4.7

—

μs

206

Start condition hold time

4.0

—

μs

207

Data hold time

—

μs

208

Data setup time

250

—

209

SDL/SCL rise time

—

μs

210

SDL/SCL fall time

—

300

211

Stop condition setup time

4.7

—

μs

Table 29. I2C Timing (SCL > 100 kHz)

Num

Characteristic

Expression

All Frequencies

Unit

Min

Max

200

SCL clock frequency (slave)

fSCL

BRGCLK/48

200

SCL clock frequency (master) 1

SCL frequency is given by SCL = BrgClk_frequency / ((BRG register + 3) * pre_scaler * 2).

The ratio SyncClk/(Brg_Clk/pre_scaler) must be greater or equal to 4/1.

fSCL

BRGCLK/16512

BRGCLK/48

202

Bus free time between transmissions

—

1/(2.2 * fSCL)

—

203

Low period of SCL

—

1/(2.2 * fSCL)

—

204

High period of SCL

—

1/(2.2 * fSCL)

—

205

Start condition setup time

—

1/(2.2 * fSCL)

—

206

Start condition hold time

—

1/(2.2 * fSCL)

—

207

Data hold time

—

208

Data setup time

—

1/(40 * fSCL)

—

209

SDL/SCL rise time

—

1/(10 * fSCL)

210

SDL/SCL fall time

—

1/(33 * fSCL)

211

Stop condition setup time

—

1/2(2.2 * fSCL)

—

MPC859TZP100A 数据表(PDF) 71 Page - Freescale Semiconductor, Inc

MPC859TZP100A 数据表(HTML) 71 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96

数据表下载

链接网址

MPC859TZP100A 数据表(PDF) 71 Page - Freescale Semiconductor, Inc

MPC859TZP100A 数据表(HTML) 71 Page - Freescale Semiconductor, Inc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96

数据表 下载

链接网址

数据表下载