¡ Semiconductor
MSM7716
AC Characteristics (Continued)
(Fs = 8 kHz, VDD = 2.7 V to 3.6 V, Ta = –30°C to +85°C)
Freq.
(Hz)
Level
(dBm0)
Parameter
Symbol
Condition Min.
Typ.
–70
–76
–76
Max.
–66
Unit
AIN: no signal
Overall Idle Channel Noise
Nidle A
Nidle T
NidleR
—
—
—
—
—
—
—
*1
dBmOp
Transmit Idle Channel Noise
(Expected Value)
—
–74
AIN: no signal
dBmOp
Vrms
Receive Idle Channel Noise
(Expected Value)
*1
—
–74
VDD = 3.0 V
AV T
AV R
0.338
0.350
0.500
0.362
0.518
Absolute Level (Initial Level)
1020
0
Ta = 25°C
0.483
*2
V
DD = +2.7
AV Tt
AV Rt
–0.2
–0.2
—
—
+0.2
+0.2
dB
dB
Absolute Level
to 3.6 V
Ta = –30
to 85°C
A to A
BCLK
(Deviation of Temperature and Power)
Absolute Delay
tD
1020
500
0
0
—
—
0.6
ms
ms
= 64 kHz
tGD T1
—
—
—
—
—
75
70
—
—
0.325
0.175
0.325
0.125
0.325
—
Transmit Group Delay
tGD T2 600 to 2600
*3
*3
tGD T3
2800
—
tGD R1 500 to 2600
0.00
0.12
85
Receive Group Delay
Crosstalk Attenuation
0
0
ms
dB
tGD R2 2800
CR T
1020
CR R
TRANS Æ RECV
RECV Æ TRANS
80
—
*1 Psophometric filter is used.
*2 AVT is defined at MAO and PBO-PCMOUT.
AVR is defined at PCMIN-VFO.
VOL = 0 dB
*3 Minimum value of the group delay distortion
14/22
OKI [ OKI ELECTRONIC COMPONETS ]
