WS9623AB3DF

Datasheet (V1.2)

Copyright © Vimicro_wx, Inc. 1999-2014

17

Parameters

Mode and Conditions

Min

Typ

Max

Unit

Frequency Drift

DH1 packet

–

±20

±25

kHz

DH3 packet

–

±20

±40

kHz

DH5 packet

–

±20

±40

kHz

Drift rate

–

10

20

kHz/50

us

Frequency Deviation

00001111 sequence in payload

140

160

175

kHz

01010101 sequence in payload

115

150

165

kHz

Power Consumption

[Table 6] Power Supply Current (With a normal 3.7V battery voltage)

Operating Mode

Typical

Unit

HV3

15.0

mA

EV3

15.0

mA

2EV3

14.3

mA

A2DP Active Mode: 2DH5, 350 kbps SBC

14.5

mA

Single HFP Sniff (500ms Interval)

350

µA

Deep Sleep (off) Mode

5.0

µA

Note :

The currents are measured without an audio signal present.

The currents are measured with LEDs off.

The sniff mode current is measured with the device operating in Slave mode.

The A2DP Active mode current is with the device operating in Slave mode.

Power Meter

Power meter measures power consumption of the battery and sends the current battery level to phones. Power

meter has 10 report levels. The following devices support power meter currently.

-

iPhone 3/4/4S/5

-

iPad 1/2/mini

-

iTouch 3/4/5

-

MiPhone 2/2S