CS902-A-R datasheet(8/15 Pages) RICHTEK

8 / 15 page

Conceptual

CS902-A-R

www.richtek.com

June 13, 2013

Conf

ident

ial

for

CSO

VL Output Voltage

Out Voltage Tolerance

∆VL

Out Voltage Tolerance

-1

FAULT DETECTION

Fault Trigger Duration

Thermal Shutdown Threshold

Temperature rising

150

°C

LOGIC INPUTS(SDA, SCL, HVS, EN, VFLK)

Input High Voltage

VIH

1.7

Input Low Voltage

VIL

0.6

Input Leakage Current

IIH, IIL

VIN=0 or 3.3V

-1

+0.01

µA

Input Capacitance

SDA Output Low Voltage

VOL

ISINK=6mA

0.3

2C TIMING CHARACTERISTICS

Serial-Clock Frequency

fSCL

400

kHz

Bus Free Time Between STOP

and START Conditions

tBUF

1.3

µs

Hold Time (Repeated) START

Condition

tHD,STA

0.6

µs

SCL Pulse-Width Low

tLOW

1.3

µs

SCL Pulse-Width High

tHIGH

0.6

µs

Setup Time for a Repeated

START Condition

tSU,STA

0.6

µs

Data Hold Time

tHD,DAT

800

Data Setup Time

tSU,DAT

100

SDA and SCL Receiving Rise

Time

20+0.1

300

SDA and SCL Receiving Fall

Time

20+0.1

300

SDA Transmitting Fall Time

20+0.1

250

Setup Time for STOP Condition

tSU_STO

0.6

µs

Bus Capacitance

400

Pulse Width of Suppressed

Spike

tSP

INTERNAL OSCILLATOR

Oscillator Frequency

Fosc

600

750

900

kHz

Maximum Duty Cycle

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