WM9093
Test Conditions
SVDD = 3.6V, HPVDD=1.8V, GND=0V, T
A
= +25 C, 1kHz signal, PGA gain = 0dB unless otherwise stated
PARAMETER
Programmable Gain
TEST CONDITIONS
SPKOUTLBOOST=111,SPK_ATTN_FB=0
SPKOUTLBOOST=110,SPK_ATTN_FB=0
SPKOUTLBOOST=101,SPK_ATTN_FB=0
SPKOUTLBOOST=100,SPK_ATTN_FB=0
SPKOUTLBOOST=011,SPK_ATTN_FB=0
SPKOUTLBOOST=010,SPK_ATTN_FB=0
SPKOUTLBOOST=001,SPK_ATTN_FB=0
SPKOUTLBOOST=000,SPK_ATTN_FB=0
SPKOUTLBOOST=111,SPK_ATTN_FB=1
SPKOUTLBOOST=110,SPK_ATTN_FB=1
SPKOUTLBOOST=101,SPK_ATTN_FB=1
SPKOUTLBOOST=100,SPK_ATTN_FB=1
SPKOUTLBOOST=011,SPK_ATTN_FB=1
SPKOUTLBOOST=010,SPK_ATTN_FB=1
SPKOUTLBOOST=001,SPK_ATTN_FB=1
SPKOUTLBOOST=000,SPK_ATTN_FB=1
Headphone Driver Audio Performance (R
L
= 16)
SNR (A-weighted)
THD (P
O
=20mW)
THD+N (P
O
=20mW)
THD (P
O
=5mW)
THD+N (P
O
=5mW)
Crosstalk (L/R)
PSRR
DC Offset
Output Power
Minimum Headphone Resistance
Headphone Capacitance
Quiescent Current
Single-ended mode
HPVDD with 100mVpk-pk at 217Hz (Note 1)
SVDD with 100mVpk-pk at 217Hz
Magnitude after DC Servo calibration
0.1% THD+N
1% THD+N
Normal operation
Device survival with load indefinitely applied
With zobel network
4
15
1
Path from IN1+/- or IN2+/-
90
96
-82
-80
-81
-79
72
82
85
0.3
31
34
MIN
11.5
8.5
7
5.5
4
2.5
1
-0.75
-0.75
-3.5
-5
-6.5
-8
-9.5
-11
-12.5
TYP
12
9
7.5
6
4.5
3
1.5
0
0
-3
-4.5
-6
-7.5
-9
-10.5
-12
o
Production Data
MAX
12.5
9.5
8
6.5
5
3.5
2
0.75
0.75
-2.5
-4
-5.5
-7
-8.5
-10
-11.5
UNIT
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
Speaker Output Programmable Gain SPKOUTLBOOST
-72
dB
dB
dB
dB
dB
dB
2
mV
mW
mW
2
nF
mA
w
PD, March 2012, Rev 4.2
8
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
