DATA SHEET
MAS 35x9F
4.6.3. Analog Characteristics
at T = T , V
, V
= 2.2 to 3.6 V, V
= 2.2 to 3.6 V, f
= 13 to 20 MHz,
A
SUPDn
SUPx
SUPA
CRYSTAL
typical values at T = 25 °C and f
= 18.432 MHz in P(L/M)QFP package
A
CRYSTAL
Limit Values
Symbol
Parameter
Pin Name
Unit
Test Conditions
Min.
Typ.
Max.
Analog Supply
IAVDD
Current consumption analog
audio
AVDD0/1
AVDD0/1
5
mA
VSUPA = 2.2 V, Mute
IQOSC
Current consumption crystal
oscillator
200
µA
Codec = off
DSP = off
DC/DC = on
ISTANDBY
10
Codec = off
DSP = off
DC/DC = off
Crystal Oscillator
VDCCLK DC voltage at oscillator pins
VACLK
XTI, XTO
0.5
VSUPA
Clock amplitude
0.5
VSUPA VPP
if crystal is used
VSUPA = 2.2 V
−0.5
CIN
Input capacitance
Output resistance
3
pF
ROUT
XTO
220
125
94
Ω
V
V
SUPA = 2.7 V
SUPA = 3.3 V
Analog Reference
VAGNDC Analog Reference Voltage
AGNDC
V
RL >> 10 MΩ,
referred to VREF
VSUPA
bits[15], [14] in
register 6Ahex
1.1
1.3
1.6
>2.2 V
>2.4 V
>3.0 V
VSUPA
00
01
10
VMICBI
Bias voltage for microphone
MICBI
MICBI
bits[15], [14] in
register 6Ahex
1.8
>2.2 V
>2.4 V
>3.0 V
00
01
10
2.13
2.62
180
RMICBI
IMAX
Source resistance
Ω
Maximum current microphone MICBI
bias
µA
VSUPA
>2.2 V
bits[15], [14] in
register 6Ahex
300
00
Micronas
June 30, 2004; 6251-505-1DS
81
MICRONAS [ MICRONAS ]
