RA4M1 datasheet(81/130 Pages) RENESAS

81 / 130 page

R01DS0355EJ0100 Rev.1.00

Page 81 of 130

Oct 8, 2019

RA4M1 Group

2. Electrical Characteristics

Note:

tIICcyc: IIC internal reference clock (IICφ) cycle, tPcyc: PCLKB cycle

Note 1.

The value in parentheses apply when ICMR3.NF[1:0] is set to 11b while the digital filter is enabled with ICFER.NFE set to 1.

Figure 2.59

IIC bus interface input/output timing

IIC

(Fast mode)

SCL input cycle time

tSCL

6 (12) × tIICcyc +

600

-ns

Figure 2.59

For all ports

except P408,

use

PmnPFS.DSC

R of middle

drive.

For port P408,

use

PmnPFS.DSC

R1/DSCR of

middle drive

for IIC fast-

mode.

SCL input high pulse width

tSCLH

3 (6) × tIICcyc +

300

-ns

SCL input low pulse width

tSCLL

3 (6) × tIICcyc +

300

-ns

SCL, SDA input rise time

tSr

-300

SCL, SDA input fall time

tSf

-300

SCL, SDA input spike pulse removal

time

tSP

1 (4) × tIICcyc

SDA input bus free time

(When wakeup function is disabled)

tBUF

3 (6) × tIICcyc +

300

-ns

SDA input bus free time

(When wakeup function is enabled)

tBUF

3 (6) × tIICcyc +

4 × tPcyc + 300

-ns

START condition input hold time

(When wakeup function is disabled)

tSTAH

tIICcyc + 300

START condition input hold time

(When wakeup function is enabled)

tSTAH

1(5) × tIICcyc +

tPcyc + 300

-ns

Repeated START condition input setup

time

tSTAS

300

STOP condition input setup time

tSTOS

300

Data input setup time

tSDAS

tIICcyc + 50

Data input hold time

tSDAH

SCL, SDA capacitive load

-400

Table 2.37

IIC timing (2 of 2)

Conditions: VCC = 2.7 to 5.5 V

Parameter

Symbol

Min*1

Max

Unit

Test

conditions

SDA0 to SDA1

SCL0 to SCL1

VIH

VIL

tSTAH

tSCLH

tSCLL

P*1

S*1

tSf

tSr

tSCL

tSDAH

tSDAS

tSTAS

tSP

tSTOS

P*1

tBUF

Sr*1

Note 1.

S, P, and Sr indicate the following conditions.

S: Start condition

P: Stop condition

Sr: Restart condition.

RA4M1 датащи(PDF) 81 Page - Renesas Technology Corp

RA4M1 датащи(HTML) 81 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 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 97 98 99 100 ...More

датащи скачать

ссылки URL