SC905 データシートの表示（PDF） - Semtech Corporation

部品番号

コンポーネント説明

メーカー

SC905

CDMA Cellular Phone Power Management IC

Semtech Corporation 

SC905

POWER MANAGEMENT

Electrical Characteristics (Cont.)

Parameter

Symbol

Condition

Min Typ Max Units

I2C Interface(5)

Interface complies with slave mode I2C interface as described by Philips I2C specification version 2.1 dated January, 2000.

Digital Input Voltage

SDA Output Low Level

Digital Input Current

Hysteresis of Schmitt Trigger Inputs

Maximum Glitch Pulse Rejection

I/O Pin Capacitance

I2C Timing(5)

Clock Frequency

SCL Low Period

SCL High Period

Data Hold Time

Data Setup Time

Setup Time for Repeated START Condition

Hold Time for Repeated START Condition

Setup Time for STOP Condition

Bus-Free Time Between STOP and START

RESET Timeout Delay

Power-up Delay Between CORE, ANA,

PAD, TXCO

Maximum Glitch Pulse Rejection

Interface Start-up Time

VIL

VIH

IDG

VHYS

tSP

CIN

IDIN (SDA) ≤ 3mA

0.4

V

1.25

V

0.4

V

-0.2

0.2

μA

0.1

V

50

ns

10

pF

fSCL

tLOW

tHIGH

tHD_DAT

tSU_DAT

tSU_STA

tHD_STA

tSU_STO

tBUF

tRD

tDELAY

Delay Between

Each Output Activating

400 440

kHz

1.3

μs

0.6

μs

0

μs

100

ns

0.6

μs

0.6

μs

0.6

μs

1.3

μs

75

100 125

ms

100

μs

tSP

Bus Start-up Time After EN Pin

tEN

is Pulled High

50

ns

350

μs

Notes:

(1) Applies to pin names, CPB, CHRGB, FAULTB, ON, HFPWR, PGOOD, VCSEL, VPSEL.

(2) Applies to pin names, PWRON, RESB.

(3) For VOUT settings see Table A.

(4) For VOUT settings see Table B.

(5) Guaranteed by design.

© 2006 Semtech Corp.

6

www.semtech.com

Share Link: