Oki MSM7586-01, Руководство пользователя

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Analog Interface Characteristics (CODEC Unit)
Parameter
Input Resistance
Output Resistance Load
Output Capacitance Load
Output Voltage Level (
*
1)
Offset Voltage
Symbol
R
INC
R
LC1
C
LC1
V
OC1
V
OFC1
Condition
AIN+, AIN–, AIN2, PWI,
AIN3, AIN4
Min.
10
20
—
—
–100
Typ.
—
—
—
—
—
Max.
—
—
100
1.3
+100
Unit
M
W
k W
pF
V
PP
mV
GSX1, GSX2, VFRO, SAO
GSX1, GSX2, VFRO, SAO
GSX1, GSX2, VFRO,
SAO(RL = 20 k W )
VFRO, SAO
(V
DD
= 2.7 V to 3.6 V, Ta = –25°C to +70°C)
R
LC2
AOUT+, AOUT–, GSX4
C
LC2
AOUT+, AOUT–, GSX4
V
OFC2
–20 — +20 mV
GSX1, GSX2, AOUT+,
AOUT–, GSX3, GSX4
1.2 — — k W
R
LC3
GSX3 150 — — W
— — 100 pF
C
LC3
GSX3 — — 100 pF
V
OC2
— — 1.3 V
PP
AOUT+, AOUT–, GSX4
(RL = 1.2 k W )
V
OC3
— — 1.3 V
PP
GSX3(RL = 150 W )
Analog Switch OFF Resistance R
SWof
50 — — M W SW1 to SW5
Analog Switch ON Resistance R
SWon
100 — 400 W SW1 to SW5
SGCR Output Impedance R
SGCR
— 4 8 k
W
SGCR
SGCT Output Impedance R
SGCT
— 40 80 k W SGCT
SGCT, SGCR Output Voltage V
SGC
— 1.4 — V SGCT, SGCR
SGCT Rise Time T
SGCT
— 600 — ms
For the Recommended Circuit
(Rise time to 90% of max. level)
SGCR Rise Time T
SGCR
— 15 — ms
For the Recommended Circuit
(Rise time to 90% of max. level)
Note : *1 –7.7 dBm (600 W ) = 0 dBm0, +3.14 dBm0 = 1.30 V
PP
(A-law)
–7.7 dBm (600
W
) = 0 dBm0, +3.17 dBm0 = 1.30 V
PP
(
m
-law)