msm7508b Oki Semiconductor, msm7508b Datasheet - Page 10

• Manufacturer Part Number: msm7508b
• Description: Single Rail Codec
• Manufacturer: Oki Semiconductor

¡ Semiconductor
AC Characteristics (Continued)
*1 Psophometric filter is used
*2 Upper is specified for the MSM7508B, lower for the MSM7509B
*3 MSM7508B: All "0" code to PCMIN, MSM7509B: "11010101" to PCMIN
*4 Minimum value of the group delay distortion
Idle Channel Noise
Absolute Level (Initial Difference)
Absolute Delay
Transmit Group Delay
Receive Group Delay
Crosstalk Attenuation
Parameter
Symbol
Nidle T
Nidle R
tgd T1
tgd T2
tgd T3
tgd T4
tgd T5
tgd R1
tgd R2
tgd R3
tgd R4
tgd R5
CR R
AV R
CR T
AV T
Td
Freq.
(Hz)
1020
1020
1000
2600
2800
1000
2600
2800
1020
—
—
500
600
500
600
(dBm0)
Level
—
—
0
0
0
0
0
Condition
*1
*2
AIN = SG
A to A
BCLOCK
= 64 kHz
TRANS Æ RECV
RECV Æ TRANS
*2
*3
*4
*4
(V
DD
0.5671
0.5671
Min.
—
—
—
—
—
—
—
—
—
—
—
—
—
75
70
= +5 V ±5%, Ta = –10°C to +70°C)
0.6007
0.6007
–72.5
–70.5
–76.5
Typ.
0.19
0.11
0.02
0.05
0.07
0.00
0.00
0.00
0.09
0.12
—
85
77
MSM7508B/7509B
0.6363
0.6363
Max.
0.125
0.125
0.125
0.125
0.60
0.75
0.35
0.75
0.75
0.35
0.75
–70
–69
–74
—
—
dBmOp
10/17
Vrms
Unit
ms
ms
ms
dB