Data Sheet

AV6302 Datasheet (Preliminary) revision 0.3
CONTENTS SUBJECT TO CHANGE WITHOUT NOTICE 16 AVNERA PROPRIETARY & CONFIDENTIAL | PROVIDED UNDER NDA
3.8 Electrical Characteristics MIC pre-amp and Voice ADC
Operating Conditions: VDC = 4.4V to 5.5V or VIN = 3.2V to 4.3V, VDDIO = 3.3V, TA = 0ºC to +70 ºC; Typical specifications at TA = 25ºC,
VDC = 5.0V or VIN=3.6V.
Table 3-8 AV6302 Electrical Characteristics - MIC pre-amp and Voice ADC
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Max Input Signal Level
Max gain setting
Min gain setting
4
450
mVrms
mVrms
SNR
A-weighted, 0dB gain, f
S
=16ksps
68
dB
Dynamic Range
A-weighted, 0dB gain, f
S
=16ksps
68
dB
THD
-3dB input, 0dB gain
-60
dBc
Bandwidth (-1dB)
I2S test output
6.5
kHz
Input Equivalent Noise
TBD
µVrms
Input Resistance
TBD
TBD
Input Capacitance
TBD
pF
MIC Gain range
Min to max gain range
34
TBD
dB
MIC Gain Steps
Combination of coarse and fine register
setting
1
dB
3.9 Electrical Characteristics Battery Charger
Operating Conditions: TA= 0ºC to +70 ºC, VDC VBAT + 0.3V; Typical specifications at TA = 25ºC, VDC = 5.0V
Table 3-9 AV6302 Electrical Characteristics - Battery Charger
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
VDC Input Voltage Range
VVDC input
4.4
5.0
5.5
V
Maximum ICH (Note 1)
Deep-discharged battery state;
VBAT < 3.15V
500
680
mA
Temperature Sense Shutoff
Voltage
High
Low
VDDIO *0.8
VDDIO * 0.5
V
Temperature Sense
Threshold
High, Rising
High, Falling
Low, Falling
Low, Rising
VDDIO*0.80
VDDIO*0.76
VDDIO*0.50
VDDIO*0.52
V
V
V
V
Notes:
Note 1: Maximum constant charge current is relative to VDC VBAT and TA