Renesas M65881AFP manual AC Characteristics Timing Chart

Page 20

M65881AFP

AC CHARACTERISTICS

(Ta=25ºC, PWMVdd=3.3V, DVdd=1.8V)

Item

Symbol

Condition

Min.

Typ.

Max.

Unit

XfsoIN Duty Ratio

duty(XfsoIN)

 

 

50

60

%

 

40

XfsiIN Duty Ratio

duty(XfsiIN)

512fsi

30

50

70

%

256fsi

40

50

60

%

 

 

SCSHIFT Pulse time

tw (SCSHIFT)

 

160

 

 

nsec

SCDT Setup time

tsu (SCDT)

 

80

 

 

nsec

SCDT Hold time

th (SCDT)

 

80

 

 

nsec

SCLATCH Pulse Width

tw (SCLATCH)

 

160

 

 

nsec

SCLATCH Setup Time

tsu (SCLATCH)

 

160

 

 

nsec

SCLATCH Hold time

th (SCLATCH)

 

160

 

 

nsec

BCK Pulse Width

tw (BCK)

 

35

 

 

nsec

DATA Setup Time

tsu (DATA)

 

20

 

 

nsec

DATA Hold time

th (DATA)

 

20

 

 

nsec

LRCK Setup time

tsu (LRCK)

 

20

 

 

nsec

LRCK Hold time

th (LRCK)

 

20

 

 

nsec

AC CHARACTERISTICS TIMING CHART

(1)XfsoIN, XfsiIN Duty Ratio

twhl

twh

twl

twh

duty (XfsoIN, XfiIN) =

twhl

(2)SCSHIFT, SCDT, SCLATCH Input Timing

tw (SCSHIFT)

tw (SCSHIFT)

SCSHIFT

th (SCDT)

tsu (SCDT)

 

SCDT

 

SCLATCH

(3)BCK, DATA, LRCK Input Timing

tw (BCK)

tw (BCK)

BCK tsu (DATA)

DATA

LRCK

tw (SCLATCH)

th (SCLATCH) tsu (SCLATCH)

th (DATA)

 

th (LRCK)

tsu (LRCK)

 

Rev.1.00 2003.05.08

page 20 of 23

Image 20
Contents Features Main SpecificationSystem Block Diagram DescriptionPIN Configuration HPOUTR2 OUTL1 Data OUTL2Lrck OUTR2 HPOUTL1 HPOUTL2 Absolute Maximum Ratings Parameter Level Input Voltage Input Leek CurrentCharacteristics Evaluation Circuit GNDPIN Description Explanation of Operation DATA,BCK,LRCKScdt Scshift Sclatch SCDT, SCSHIFT, SclatchMCKSEL, XfsoIN, XfsoOUT ASYNCEN2=enable FsoI, SflagOUTL1, OUTL2, OUTR1, OUTR2 PWM output controlNSPMUTEL,NSPMUTER H ChselPower supply and GND HPOUTL1, HPOUTL2, HPOUTR1, HPOUTR2Init TEST1, TEST2Power sequences System power-on sequencing Init Scdt Scshift SclatchSerial Control NSLMT1,2Mantissa Data decimal value 128 Characteristics of Soft Mute function MODE1 MODE2IFMT0 IFMT1 IBIT0Rev.1.00 System2 Mode Rev.1.00 AC Characteristics AC Characteristics Timing ChartDSP MCU Application ExampleDiagram PackageM65881AFP