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
Ω
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