msm7540 Oki Semiconductor, msm7540 Datasheet - Page 11

• Manufacturer Part Number: msm7540
• Description: Single Rail Adpcm Codec
• Manufacturer: Oki Semiconductor

¡ Semiconductor
AC Chracteristics
*1 Use the P-message weighted filter
Transmit Frequency
Response
Receive Frequency
Response
Transmit Signal
to Distortion Ratio
Receive Signal
to Distortion Ratio
Transmit Gain
Tracking
Receive Gain
Tracking
Parameter
Symbol
L
L
L
L
L
SD R1
SD R2
SD R3
SD R4
SD R5
L
L
L
L
L
L
SD T1
SD T2
SD T3
SD T4
SD T5
GT R1
GT R2
GT R3
GT R4
GT R5
GT T1
GT T2
GT T3
GT T4
GT T5
OSS
OSS
OSS
OSS
OSS
OSS
OSS
OSS
OSS
OSS
OSS
T1
T2 300 to 3000
T3
T4
T5
T6
R1
R2
R3
R4
R5
0 to 3000
3968.75
3968.75
0 to 60
Freq.
1020
3300
3400
1020
3300
3400
1020
1020
1020
1020
(Hz)
Condition
(dBm0)
Level
–30
–40
–45
–30
–40
–45
–10
–40
–50
–55
–10
–40
–50
–55
0
0
3
0
3
0
3
3
Others
(*1)
(*1)
—
—
—
—
(V
DD
= 4.5 V to 5.5 V, Ta = –25°C to +70°C)
–0.15
–0.15
–0.15
–0.15
Min.
–0.2
–0.2
–0.5
–1.2
–0.2
–0.2
–0.5
–1.2
25
14
14
35
35
35
28
23
35
35
35
28
23
0
0
Reference
Reference
Reference
Reference
Typ.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
MSM7540/7560
FEDL7540-03
Max.
+0.20
+0.80
+0.20
+0.80
0.80
0.80
+0.2
+0.2
+0.5
+1.2
+0.2
+0.2
+0.5
+1.2
—
—
—
—
—
—
—
—
—
—
—
—
—
11/16
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB