NE1619DS 查看數據表（PDF） - Philips Electronics

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NE1619DS

HECETA4 Temperature and voltage monitor

Philips Electronics 

Philips Semiconductors

HECETA4 Temperature and voltage monitor

Product data sheet

NE1619

SMBus INTERFACE AC CHARACTERISTICS

VDD = 3.3 V, Tamb = 0 °C to +125 °C unless otherwise specified.

SYMBOL

PARAMETER

CONDITION

tSCL

SCL clock frequency

tBUF

SMBus free time

tLOW

SCL Low time

tHIGH

SCL High time

tSU:STA

Start set-up time

tHD:STA

Start hold time

tSU:STO

Stop set-up time

tSU:DAT

Data set-up time

tHD:DAT

Data hold time

tF

Fall time

NOTE:

1. These specifications are guaranteed by design and not tested in production.

TIMING DIAGRAM

SCL

SDA

tHD:STA

tBUF

P

S

tLOW

tHD:DAT

tHIGH

tSU:DAT

tF

S: Start Condition

P: Stop Condition

MIN.

–

4.7

4.7

4.0

100

100

4.0

250

0

–

TYP.

–

–

–

–

–

–

–

–

–

–

MAX.

400

–

–

–

–

–

–

–

–

1.0

UNIT

kHz

µs

µs

µs

ns

ns

µs

ns

ns

µs

tSU:STA

tSU:STO

S

P

SL01231

2004 Oct 05

9

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