X24026

10

A.C. CONDITIONS OF TEST

7020 PGM T05

EQUIVALENT A.C. LOAD CIRCUIT

Input Pulse Levels

Input Rise and Fall

Times

10 ns

Input and Output Timing

Levels

7020 FRM 13

1533Ο

OUTPUT

100pF

5.0V

A.C. CHARACTERISTICS (Over recommended operating conditions)

DATA INPUT TIMING

7020 FRM T06

Bus Timing

POWER-UP TIMING

7020 FRM T07

sampled and not 100% tested.

Symbol

Parameter

Min.

Max.

Units

SCL Clock Frequency

0

100

KHz

Noise Suppression Time

Constant at SCL, SDA Inputs

100

ns

SCL Low to SDA Data Out Valid

0.3

3.5

∝

s

Time the Bus Must Be Free Before a

New Transmission Can Start

4.7

∝

s

Start Condition Hold Time

4.0

∝

s

Clock Low Period

4.7

∝

s

Clock High Period

4.0

∝

s

Start Condition Setup Time

4.7

∝

s

Data In Hold Time

0

∝

s

Data In Setup Time

250

ns

SDA and SCL Rise Time

1

∝

s

SDA and SCL Fall Time

300

ns

Stop Condition Setup Time

4.7

∝

s

Data Out Hold Time

300

ns

Symbol

Parameter

Max.

Units

Power-up to Read Operation

1

ms

Power-up to Write Operation

5

ms

7020 FRM 14

SCL

SDA IN

SDA OUT