NJW1144 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJW1144

AUDIO PROCESSOR

Japan Radio Corporation  

NJW1144

s I2C BUS BLOCK CHARACTERISTICS (SDA, SCL)

PARAMETER

High Level Input Voltage

Low Level Input Voltage

High Level Input Current

Low Level Input Current

Low Level Output Voltage (3mA at SDA pin)

Maximum Output Current

Maximum Clock Frequency

Data Change Minimum Waiting Time

Data Transfer Start Minimum Waiting Time

Low Level Clock Pulse Width

High Level Clock Pulse Width

Minimum Start Preparation Waiting Time

Minimum Data Hold Time

Minimum Data Preparation Time

Rise Time

Fall Time

Minimum Stop Preparation Waiting Time

SYMBOL

VIH

VIL

IIH

IIL

VOL

IOL

fSCL

tBUF

tHD:STA

tLOW

tHIGH

tSU:STA

tHD:DAT

tSU:DAT

tR

tF

tSU:STO

I2C BUS Load Condition: Pull up resistance 4kΩ (Connected to +5V)

Load capacitance 200pF (Connected to GND)

MIN.

3.0

0

-

-

0

-3.0

-

4.7

4.0

4.7

4.0

4.7

0

250

-

-

4.0

TYP.

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

MAX.

5.0

1.5

10

10

0.4

-

100

-

-

-

-

-

3.45

-

1.0

300

-

UNIT

V

V

µA

µA

V

mA

kHz

µs

µs

µs

µs

µs

µs

ns

µs

ns

µs

SDA

tBUF

tR

SCL

tHD:STA tLOW

P

S

tF

tHD:DAT

tHIGH

tSU:DAT

tHD:STA

tSU:STA

Sr

tSU:STO

P

- 6-

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