MSM7717 查看數據表（PDF） - Oki Electric Industry
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MSM7717 Datasheet PDF : 19 Pages
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¡ Semiconductor
MSM7717-01/02/03
AC Characteristics (Continued)
Parameter
Symbol
Idle Channel Noise
Nidle T
Nidle R
Absolute Level (Initial Difference)
AV T
AV R
Absolute Level
AV Tt
(Deviation of Temperature and Power)
AV Rt
Absolute Delay
Transmit Group Delay
Receive Group Delay
Crosstalk Attenuation
Td
tGD T1
tGD T2
tGD T3
tGD T4
tGD T5
tGD R1
tGD R2
tGD R3
tGD R4
tGD R5
CR T
CR R
Freq.
(Hz)
—
—
1020
1020
500
600
1000
2600
2800
500
600
1000
2600
2800
1020
(FS = 8 kHz, VDD = 2.7 V to 3.8 V, Ta = –30°C to +85°C)
Level Condition
(dBm0)
AIN = SG
—
*1
—
*1 *3
VDD = 3.0 V
Ta = 25°C
*4
0 VDD = 2.7 V
to 3.8 V
Ta = –30
to 85°C *4
A to A
0 BCLK
= 64 kHz
0
*5
0
*5
TRANS Æ RECV
0
RECV Æ TRANS
Min.
— *2
—
0.338
0.483
–0.2
–0.2
—
—
—
—
—
—
—
—
—
—
—
75
70
Typ.
–72.5
–70.5
–76.5
0.35
0.5
—
—
—
0.19
0.11
0.02
0.05
0.07
0.00
0.00
0.00
0.09
0.12
80
76
Max. Unit
–68
dBm0p
–74
0.362
0.518
Vrms
+0.2 dB
+0.2 dB
0.6 ms
0.75
0.35
0.125 ms
0.125
0.75
0.75
0.35
0.125 ms
0.125
0.75
—
dB
—
*1 Psophometric filter is used.
*2 Upper column is specified for the m-law, lower for the A-law.
*3 Input "0" code to PCMIN.
*4 AVR is defined at VFRO output.
*5 With respect to minimum value of the group delay distortion
13/19
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