Digi NS9215 User Manual

Page 504

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T I M I N G

Memory Timing

504

Hardware Reference NS9215

I

2

C timing

All AC characteristics are measured with 10pF, unless otherwise noted.

The table below describes the values shown in the I

2

C timing diagram.

Standard Mode

Fast Mode

Parm

Description

Min

Max

Min

Max

Unit

C1

iic_sda to iic_scl START hold time

4.0

0.6

µ

C2

iic_scl low period

4.7

1.3

µ

C3

iic_scl high period

4.7

1.3

µ

C4

iic_scl to iic_sda DATA hold time

0

0

µ

C5

iic_sda to iic_scl DATA setup tim

250

100

µ

C6

iic_scl to iic_sda STA

4.7

0.6

µ

C7

iic_scl to iic_sda STOP setup time

4.0

0.6

µ

C4

C 6

C 7

C 1

C 2

C 5

C 3

ii c_s da

ii c_ scl

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