R8C29 datasheet(33/71 Pages) RENESAS

33 / 71 page

R8C/28 Group, R8C/29 Group

5. Electrical Characteristics

Rev.1.10

May 17, 2007

Page 33 of 67

REJ03B0169-0110

NOTES:

VCC = 2.2 to 5.5 V, VSS = 0 V and Topr = -20 to 85

°C (N version) / -40 to 85°C (D version), unless otherwise specified.

1tCYC = 1/f1(s)

Figure 5.7

I/O Timing of I2C bus Interface

Table 5.14

Timing Requirements of I2C bus Interface (1)

Symbol

Parameter

Condition

Standard

Unit

Min.

Typ.

Max.

tSCL

SCL input cycle time

12tCYC + 600(2)

−−

tSCLH

SCL input “H” width

3tCYC + 300(2)

−−

tSCLL

SCL input “L” width

5tCYC + 500(2)

−−

tsf

SCL, SDA input fall time

−−

300

tSP

SCL, SDA input spike pulse rejection time

−−

1tCYC(2)

tBUF

SDA input bus-free time

5tCYC(2)

−−

tSTAH

Start condition input hold time

3tCYC(2)

−−

tSTAS

Retransmit start condition input setup time

3tCYC(2)

−−

tSTOP

Stop condition input setup time

3tCYC(2)

−−

tSDAS

Data input setup time

1tCYC + 20(2)

−−

tSDAH

Data input hold time

−−

SDA

tSTAH

tSCLL

tBUF

VIH

VIL

tSCLH

SCL

tsr

tsf

tSDAH

tSCL

tSTAS

tSP

tSTOP

tSDAS

P(2)

S(1)

Sr(3)

P(2)

NOTES:

1. Start condition

2. Stop condition

3. Retransmit start condition

R8C29 Datasheet(PDF) 33 Page - Renesas Technology Corp

R8C29 Datasheet(HTML) 33 Page - Renesas Technology Corp

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

Datasheet Download

Link URL