msm7728 Oki Semiconductor, msm7728 Datasheet - Page 11

• Manufacturer Part Number: msm7728
• Description: Single Rail Linear Codec
• Manufacturer: Oki Semiconductor

¡ Semiconductor
AC Characteristics
*1
Overall Frequency Response
Transmit Frequency Response
(Expected Value)
Receive Frequency Response
(Expected Value)
Overall Signal to Distortion Ratio
Transmit Signal to Distortion Ratio
(Expected Value)
Receive Signal to Distortion Ratio
(Expected Value)
Psophometric filter is used.
Parameter
Symbol
Loss T1
Loss T2
Loss T3
Loss T4
Loss T5
Loss T6
Loss R1
Loss R2
Loss R3
Loss R4
Loss R5
SD T1
SD T2
SD T3
SD T4
SD T5
SD T6
SD R1
SD R2
SD R3
SD R4
SD R5
SD R6
Loss 1
Loss 2
Loss 3
Loss 4
Loss 5
Loss 6
SD 1
SD 2
SD 3
SD 4
SD 5
SD 6
Freq.
(Hz)
1020
2020
3000
3400
1020
2020
3000
3400
1020
2020
3000
3400
1020
1020
1020
300
300
300
60
60
(dBm0)
Level
–10
–30
–40
–45
–10
–30
–40
–45
–10
–30
–40
–45
0
0
0
3
0
3
0
3
0
(Fs = 8 kHz, V
Analog to
Condition
V
2.7 to 3.3 V
Analog to
Analog
Analog
DD
*1
*1
*1
=
DD
= 2.5 V to 3.6 V, Ta = –30°C to +85°C)
–0.15
–0.15
–0.15
–0.15
–0.15
–0.15
Min.
–0.2
–0.2
–0.2
57.0
57.0
50.0
32.0
23.0
20.0
0.0
20
20
58
58
58
38
28
23
60
60
60
40
30
25
0
0
Reference value
Reference value
Reference value
Typ.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Max.
+0.4
+0.4
+0.4
+0.2
+0.2
+0.2
+0.2
+0.2
+0.2
1.6
0.8
0.8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
MSM7728
11/23
Unit
dB
dB
dB
dB
dB
dB