WM8740SEDS/V Wolfson Microelectronics, WM8740SEDS/V Datasheet - Page 6

• Manufacturer Part Number: WM8740SEDS/V
• Description: Audio D/A Converter ICs Stereo DAC High End
• Manufacturer: Wolfson Microelectronics

Specifications of WM8740SEDS/V

• Resolution: 24 bit
• Operating Supply Voltage: 5 V
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Number Of Dac Outputs: 4
• Number Of Dacs: 2
• Snr: 116 dB
• Supply Current: 19 mA
• Thd Plus Noise: - 104 dB
• Package / Case: SSOP-28
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8740
RECOMMENDED OPERATING CONDITIONS
Note:
DVDD must be equal to, or less than the AVDD supply (i.e. DVDD = AVDD = +5V; DVDD = AVDD = +3.3V; DVDD = +3.3V
AVDD = +5V).
ELECTRICAL CHARACTERISTICS
w
PARAMETER
Digital supply range
Analogue supply range
Ground
Difference DGND to AGND
Analogue supply current
Digital supply current
Analogue supply current
Digital supply current
Test Conditions
AVDD, DVDD = 5V, AGND, DGND = 0V, T
PARAMETER
DAC Circuit Specifications
SNR
(See Note 1)
THD (full-scale)
(See Note 2)
THD+N (Dynamic range)
(See Note 2)
Filter Characteristics (Sharp Roll-off)
Passband
Stopband
Passband ripple
Stopband attenuation
Delay time
Filter Characteristics (Slow Roll-off)
Passband
Stopband
Passband ripple
Stopband attenuation
Delay time
Internal Analogue Filter
Bandwidth
Passband edge response
Digital Logic Levels
Input LOW level
Input HIGH level
Output LOW level
Output HIGH level
SYMBOL
V
V
V
V
AGND, DGND
DVDD = 3.3V
AVDD = 3.3V
OL
OH
IH
IL
DVDD = 5V
AVDD = 5V
SYMBOL
DVDD
AVDD
A
= +25
TEST CONDITIONS
o
Stereo fs @ 48kHz
Stereo fs @ 96kHz
Mono fs @ 48kHz
C, fs = 48kHz, SCKI = 256fs unless otherwise stated.
f > 0.5465fs
Stereo 0dB
±0.0012 dB
f > 0.732fs
Mono 0dB
I
I
±0.001dB
OH
OL
20kHz
-60dB
TEST CONDITIONS
-3dB
-3dB
-3dB
= 2mA
= 2mA
DVDD - 0.3V
0.4535fs
0.274fs
0.459fs
MIN
110
-95
-82
-82
2.0
-10%
-10%
-0.3
MIN
0.491fs
3.3 to 5
3.3 to 5
-0.043
30/fs
-104
-104
TYP
120
117
116
117
9/fs
195
TYP
13
19
12
12
0
0
DGND + 0.3V
PD, Rev 4.4, April 2010
±0.0012
+10%
+10%
±0.001
MAX
+0.3
MAX
0.8
Production Data
UNIT
mA
mA
mA
mA
UNIT
kHz
V
V
V
V
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
V
V
s
s
6