¡ Semiconductor
MSM7704-01/02/03
AC Characteristics (Continued)
(VDD =2.7 V to 3.8 V, Ta = –30°C to +85°C)
Freq.
(Hz)
Level
(dBm0)
Parameter
Symbol
Condition Min.
Typ.
Max.
Unit
AIN = SG
—
–73.5
–71.5
–76
–69
–68
–74
Nidle T
—
—
—
—
Idle Channel Noise
*1 *2
dBmOp
NidleR
AV T
*1 *3
VDD = 3.0 V
Ta = 25°C
*4
—
0.338
0.350
0.500
0.362
0.518
Absolute Level (Initial Difference)
Vrms
AV R
AV Tt
0.483
–0.2
1020
1020
0
VDD = 2.7 V
to 3.8 V
—
—
+0.2
+0.2
dB
dB
Absolute Level
(Deviation of Temperature and Power)
Ta = –30
to +85°C *4
A to A
AV Rt
Td
–0.2
—
Absolute Delay
0
0
BCLK
—
0.60
ms
ms
= 64 kHz
*5
tgd T1
tgd T2
tgd T3
tgd T4
tgd T5
tgd R1
500
600
—
—
—
—
—
—
—
—
—
—
75
70
75
0.19
0.11
0.02
0.05
0.07
0.00
0.00
0.00
0.09
0.12
80
0.75
0.35
0.125
0.125
0.75
0.75
0.35
0.125
0.125
0.75
—
Transmit Group Delay
1000
2600
2800
500
*5
t
gd R2
gd R3
600
Receive Group Delay
t
1000
2600
2800
0
0
ms
dB
tgd R4
gd R5
t
CR T
CR R
TRANS Æ RECV
RECV Æ TRANS
CH to CH
1020
76
—
Crosstalk Attenuation
CR CH
80
—
*1 Psophometric filter is used
*2 Upper is specified for the m-law, lower for the A-law
*3 Input "0" code to PCMIN
*4 AVT is defined between GSX and DOUT and AVR between DIN and AOUT
*5 Minimum value of the group delay distortion
12/17
OKI [ OKI ELECTRONIC COMPONETS ]
