ml7204v-001tb Oki Semiconductor, ml7204v-001tb Datasheet - Page 13

• Manufacturer Part Number: ml7204v-001tb
• Description: Voip Codec
• Manufacturer: Oki Semiconductor

AC Characteristics in Speech CODEC = G.711 (µ-law) Mode
*1 P-message weighted filter used
*2 0.320 Vrms = 0 dBm0 = –7.7 dBm (600Ω)
OKI Semiconductor
Transmit frequency
characteristics
Receive frequency
characteristics
Transmit
signal-to-noise ratio
(*1)
Receive
signal-to-noise ratio
(*1)
Transmit inter-level
loss errors
Receive inter-level
loss errors
Idle channel noise
(*1)
Transmit absolute
level (*2)
Receive absolute level
(*2)
Parameter
Symbol
NIDLR
NIDLT
SDT1
SDT2
SDT3
SDT4
SDT5
SDR1
SDR2
SDR3
SDR4
SDR5
GTT1
GTT2
GTT3
GTT4
GTT5
GTR1
GTR2
GTR3
GTR4
GTR5
AVR
AVT
LR2
LR3
LR4
LR5
LR6
LT1
LT2
LT3
LT4
LT5
LT6
Frequency (Hz)
300 to 3000
(AVDD = 3.0 to 3.6V, DVDD0, 1, 2 = 3.0 to 3.6 V, AGND = DGND0, 1, 2
= 0.0 V, Ta = –20 to 60°C unless otherwise specified)
0 to 3000
3968.75
3968.75
0 to 60
1020
3300
3400
1020
3300
3400
1020
1020
1020
1020
1020
1020
—
—
Condition
Analog input =
Level (dBm0)
PCMI = ”1”
AVREF
–30
–40
–45
–30
–40
–45
–10
–40
–50
–55
–10
–40
–50
–55
0
0
3
0
3
0
3
3
0
0
–0.15
–0.15
–0.15
–0.15
0.285
0.285
Min.
–0.2
–0.2
–0.6
–1.2
–0.2
–0.2
–0.6
–1.2
13
13
35
35
23
35
35
35
28
23
25
35
28
—
—
0
0
Reference
Reference
Reference
Reference
FEDL7204-001DIGEST-01
0.320
0.320
Typ.
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0.359
0.359
Max.
0.20
0.80
0.80
0.20
0.80
0.80
–70
–70
0.2
0.2
0.6
1.2
0.2
0.2
0.6
1.2
—
—
—
—
—
—
—
—
—
—
—
—
—
ML7204-001
dBm0p
dBm0p
Vrms
Vrms
Unit
dBp
dBp
dBp
dBp
dBp
dBp
dBp
dBp
dBp
dBp
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
—
—
—
—
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