NJW1325 datasheet(6/26 Pages) NJRC

Part #	NJW1325

Description	Multi Input Wide Band Video Interface with I2C Control

PDF	26 Pages

Scroll/Zoom	100%

Manufacturer	NJRC [New Japan Radio]

Direct Link	http://www.jrc.co.jp/eng/index.html

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6 / 26 page

Ver.0.3

NJW1325

-6 -

CHARACTERISTICS OF BUS LINES (SDA, SCL) FOR I

2C BUS DEVICES

STANDARD MODE

PARAMETER

SYMBOL

MIN.

TYP.

MAX.

UNIT

SCL clock frequency

fSCL

100

kHz

HOLD time

tHD:STA

4.0

µs

Low period of the SCL clock

tLOW

4.7

µs

High period of the SCL clock

tHIGH

4.0

µs

Set-up time for a repeated START condition

tSU:STA

4.7

µs

Data Hold Time

NOTE)

tHD:DAT

µs

Data set-up Time

tSU:DAT

250

Rise time of both SDA and SCL signals

1000

Fall time of both SDA and SCL signals

300

Set-up time for STOP condition

tSU:STO

4.0

µs

Bus free time between a STOP and START condition

tBUF

4.7

µs

Capacitive load for each bus line

400

Noise margin at the Low level

VnL

0.5

Noise margin at the High level

VnH

Cb ; total capacitance of one bus line in pF

NOTE) Data hold time: tHD:DAT

Please hold the Data Hold Time (

tHD:DAT) to 300ns or more to avoid status of unstable at SCL falling edge.

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