w681512 Winbond Electronics Corp America, w681512 Datasheet - Page 23

• Manufacturer Part Number: w681512
• Description: Single-channel Voiceband Codec
• Manufacturer: Winbond Electronics Corp America

Total Distortion vs.
Level Tone (1020 Hz,
μ-Law, C-Message
Weighted)
Total Distortion vs.
Level Tone (1020 Hz,
A-Law, Psophometric
Weighted)
Spurious Out-Of-Band
at RO+ (300 Hz to
3400 Hz @ 0dBm0)
Spurious In-Band (700
Hz to 1100 Hz @
0dBm0)
Intermodulation
Distortion (300 Hz to
3400 Hz –4 to –21
dBm0
Crosstalk (1020 Hz @
0dBm0)
Absolute Group Delay
Group Delay
Distortion (relative to
group delay @ 1200
Hz)
Idle Channel Noise
PARAMETER
V
MCLK=BCLK= 2.048MHz; FST=FSR=8kHz synchronous operation
10.3. A
DD
=5V ±10%; V
NALOG
D
D
D
D
D
D
τ
τ
N
SYM.
SS
ABS
D
LTμ
LTA
SPO
SPI
IM
XT
IDL
D
=0V; T
ISTORTION AND
A
+3 dBm0
-40 dBm0
-45 dBm0
+3 dBm0
-40 dBm0
-45 dBm0
4600 Hz to 7600 Hz
7600 Hz to 8400 Hz
8400 Hz to 100000 Hz
300 to 3000 Hz
Two tones
1200Hz
500 Hz
600 Hz
1000 Hz
2600 Hz
2800 Hz
μ-Law; C-message
A-Law; Psophometric
=-40°C to +85°C; all analog signals referred to V
0 dBm0 to -30 dBm0
0 dBm0 to -30 dBm0
CONDITION
N
OISE
P
ARAMETERS
- 23 -
MIN.
36
36
29
25
36
36
29
25
---
---
---
---
---
---
---
---
---
---
---
---
---
---
TRANSMIT (A/D)
TYP.
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
Publication Release Date: April, 2007
MAX.
360
750
380
130
130
750
-47
-41
-75
-68
AG
18
---
---
---
---
---
---
---
---
---
---
---
;
MIN.
34
36
30
25
34
36
30
25
---
---
---
---
---
---
---
---
---
---
---
---
---
---
RECEIVE (D/A)
W681512
TYP.
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
Revision C14
MAX.
240
750
370
120
120
750
-30
-40
-30
-47
-41
-75
-78
13
---
---
---
---
---
---
---
---
dBC
dBp
dB
dB
dB
dBm0
μsec
μsec
dBrnc0
dBm0p
UNIT