iC-MB3

BiSS INTERFACE MASTER, 1-Chan./3-Slaves

Rev D1, Page 8/26

Figure 5: Write cycle (Motorola Mode)

Figure 6: Read cycle (Motorola Mode)

OPERATING REQUIREMENTS: µC Interface, MOTOROLA mode

Operating conditions: CFGSPI = 0, INT_NMOT = 0

VDD = 3 ... 5.5V, Ta = -25 ... 85 °C; input levels lo = 0 ... 0.45 V, hi = 2.4 V ... VDD

Item

Symbol

Parameter

Conditions

Fig.

Unit

Min.

Max.

I20

Setup Time:

Address stable before ALE hi

6lo

5/6

15

ns

I21

Signal Duration:

ALE at high level

5/6

10

ns

I22

Setup Time:

NCS hi

6lo until ALE hi6lo

5/6

10

ns

l23

Hold Time:

Address stable after ALE hi

6lo

5/6

15

ns

l24

Setup Time:

ALE hi

6lo until NWR_E lo6hi

5/6

0

ns

l25

Setup Time:

NRD_RNW lo

6hi until NWR_E lo6hi

5/6

0

ns

l26

Signal Duration:

NWR_E at high level

5/6

10

ns

l27

Setup Time:

Data stable before NWR_E hi

6lo

515

ns

l28

Hold Time:

Data stable before NWR_E hi

6lo

50

ns

l29

Hold Time:

NCS lo after NWR_E hi

6lo

5/6

0

ns

l30

Hold Time:

NRD_RNW lo after NWR_E hi

6lo

5/6

0

ns

l31

Propagation Delay:

Data stable after NWR_E lo

6hi

6

0

25

ns

l32

Propagation Delay:

Data bus high impedance after

NWR_E hi

6lo

6

0

25

ns

l33

Hold Time:

NWR_E hi

6lo before ALE lo6hi

NCS = lo

5/6

0

ns