APA3160 datasheet(21/44 Pages) ANPEC

21 / 44 page

Rev. A.4 - Jan., 2013

www.anpec.com.tw

APA3160

Recommended Use Model (Cont.)

Function Description (Cont.)

APA3160

Parameter

Description

Min.

Typ.

Max.

Unit

tVDDH-DL

Time digital inputs must remain low after AVDD/DVDD goes above 3V

tDL-VDDH

Time digital inputs must be low before AVDD/DVDD goes below 3V

tVDDH-PVDDL Time PVDD/AVCC remains below 7.5V after AVDD/DVDD goes above 3V

100

tPVDDL-VDDH Time PVDD/AVCC must be below 7.5V before AVDD/DVDD goes below 3V

tPVDDH-I2C

Time PVDD/AVCC must be above 10V before I

2C commands may address device

tRL-PVDDH

Time PVDD/AVCC must remain above 10V after RST goes low

µs

tRH-I2C

Time RESET must be high before I

2C commands may address device

13.5

tDV-RH

Time digital inputs must be valid (driven as recommended) before RST goes high

100

tRL-DV

Time digital inputs must remain valid (driven as recommended) after RST goes low

µs

tautodetect

Auto-detect completion wait time (given stable and valid clocks) before issuing

further commands

texitSD

Exit shutdown wait time before issuing further commands to device (t start given by

1+1.3 x

tstart

tenterSD

Enter shutdown wait time before issuing further commands to device (t stop given

by register 0x1A)

1+1.3 x

tstop

tPOR

Power-on-reset wait time after 1st trim following AVDD/DVDD power-up (tstart given

by register 0x1A) (does not apply to trim commands following subsequent resets)

240 +

1.3 x tstart

Figure 22. Power Loss Sequence

10V

7.5V

RL-PVCCH

PVCCL-VDDH

AVDD/DVDD

MCLK

LRCLK

SCLK

SDIN

I2S

SCL

SDA

I2C

RST

PVDD/AVCC

PL-HL

DL-VDDH

Sudden Power Loss (BD)

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