MSM7542 데이터 시트보기 (PDF) - Oki Electric Industry
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MSM7542 Datasheet PDF : 20 Pages
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¡ Semiconductor
MSM7541/7542
AC Characteristics (Continued)
(VDD = 3.0 V to 3.8 V, Ta = –30°C to +85°C)
Parameter
Symbol
Idle Channel Noise
Nidle T
Nidle R
AV T
Absolute Level (Initial Difference)
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
Level Condition
(dBm0)
AIN = SG
—
*1
—
*1 *2
VDD = 3.3 V
Ta = 25°C
*3
0 VDD = +3 to
3.8 V
Ta = –30
to +85°C *3
A to A
0 BCLOCK
= 64 kHz
*4
0
*4
0
TRANS Æ RECV
0
RECV Æ TRANS
Min.
—
—
0.338
0.483
–0.2
–0.2
—
—
—
—
—
—
—
—
—
—
—
75
65
Typ.
–70
–76
0.35
0.50
—
—
—
0.19
0.11
0.02
0.05
0.07
0.00
0.00
0.00
0.09
0.12
85
70
Max. Unit
–68
dBmOp
–74
0.362
0.518
Vrms
+0.2 dB
+0.2 dB
0.60 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 Input "0" code to PCMIN
*3 AVR is defined at VFRO output
*4 Minimum value of the group delay distortion
13/20
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