WM8608 ETC-unknow, WM8608 Datasheet - Page 7

• Manufacturer Part Number: WM8608
• Description: The Wm8608 Comprises A High Performance Multi-channel Pwm Digital Power Amplifier Controller. Simply By Adding Appropriate Power Output Stages A Multi-channel Power Amplifier May Be Built. Six Identical Full Audio Bandwidth Channels, Plus A Reduced B
• Manufacturer: ETC-unknow

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ELECTRICAL CHARACTERISTICS
w
Test Conditions
AVDD, BVDD, DVDD = 2.7 to 3.3V, AGND, DGND, BGND = 0V, T
stated.
PARAMETER
Input capacitance
Input leakage
Oscillator
Input XIN LOW level
Input XIN HIGH level
Input XIN capacitance
Input XIN leakage
Output XOP LOW
Output XOP HIGH
Digital Logic Levels (CMOS Levels)
Input LOW level
Input HIGH level
Pull-up/pull-down resistance
Output LOW
Output HIGH
Digital Logic Levels (LVDS Levels)
Output differential voltage
Offset voltage
Termination load
PCM to PWM converter
Digital SNR
Typical SNR with output stage
(A-weighted)
Typical Dynamic Range with
output stage
Digital THD+N at 0dBfs
Typical THD+N at 30Watt with
output stage
Typical THD+N at 1Watt with
typical output stage
Typical IMD (CCIF – 19/20kHz)
Typical IMD (SMPTE –
60Hz/7kHz)
PCM to PWM converter
Digital SNR
Typical SNR with output stage
(A-weighted)
Typical Dynamic Range with
output stage
Digital THD+N at 0dBfs
Typical THD+N at 30Watt with
output stage
Typical THD+N at 1Watt with
typical output stage
Typical IMD (CCIF – 19/20kHz)
Typical IMD (SMPTE –
60Hz/7kHz)
SYMBOL
VX
VX
IX
VX
VX
V
V
V
I
V
C
V
V
R
C
leak
leak
OH
OD
OS
OL
IH
XI
IL
OH
T
OL
i
IL
IH
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
FL, FR, FC, SL, SR, RC
15pF load capacitors
15pF load capacitors
TEST CONDITIONS
Subwoofer
Subwoofer
Subwoofer
Subwoofer
Subwoofer
Subwoofer
Subwoofer
Subwoofer
I
20pF load
I
R
R
OL
OL
T
T
=+1mA
=100
=100
=-1mA
A
5
5
5
5
5
5
5
5
= -20 to +85
0.7 x DVDD
0.9 x DVDD
0.77
0.10
0.95
100
200
MIN
0.1
1.2
0
o
C, fs = 44.1kHz/48kHz, MCLK = 256fs unless
0.001
0.001
±0.1
0.11
1.25
0.01
0.01
TYP
200
350
100
105
100
100
105
100
100
0.4
1.3
0.1
-70
-70
0.1
-70
-70
3
4
0.3 x DVDD
0.1 x DVDD
PP Rev 1.5 March 2004
AVDD
MAX
±0.5
0.44
0.13
400
500
0.5
1.4
1.4
4
5
WM8608
dBFS
dBFS
dBFS
dBFS
UNIT
mA
mV
µA
kΩ
pF
pF
dB
dB
dB
dB
dB
dB
%
%
%
%
%
%
Ω
V
V
V
V
V
V
V
V
V
7