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ML7029

Multifunction ADPCM CODEC

Oki Electric Industry 

OKI Semiconductor

FEDL7029-03

ML7029

AC Characteristics

Parameter

Symbol

Condition

Freg. (Hz)

(VDD = 2.7 to 3.6 V, Ta = –25 to +70°C)

Level (dBm0)

Min.

Typ. Max. Unit

Transmit Frequency

Response

SYNC = 8 kHz

BPF

LB8T1

LB8T2

LB8T3

LB8T4

LB8T5

60

300

1015

3400

3970

30

— — dB

–0.5 — 1.5 dB

0

Reference

dB

–0.5 — 1.0 dB

12

— — dB

Transmit Frequency

Response

SYNC = 11.025 kHz

BPF

LB11T1

LB11T2

LB11T3

LB11T4

LB11T5

60

300

1400

4690

5470

30

— — dB

–0.5 — 1.5 dB

0

Reference

dB

–0.5 — 1.0 dB

12

— — dB

Transmit Frequency

Response

SYNC = 8 kHz

LPF

LL8T1

LL8T2

LL8T3

LL8T4

300

1015

3400

3970

–0.5 — 0.5 dB

Reference

dB

0

–0.5 — 1.0 dB

12

— — dB

Transmit Frequency

Response

SYNC = 11.025 kHz

LPF

LL11T1

LL11T2

LL11T3

LL11T4

300

1400

4690

5470

–0.5 — 0.5 dB

Reference

dB

0

–0.5 — 1.0 dB

12

— — dB

Receive Frequency

Response

SYNC = 8 kHz

LPF

LL8R1

LL8R2

LL8R3

LL8R4

300

1015

3400

3970

–0.5 — 0.5 dB

Reference

dB

0

–0.5 — 1.0 dB

12

— — dB

Receive Frequency

Response

SYNC = 11.025 kHz

LPF

LL11R1

LL11R2

LL11R3

LL11R4

300

1400

4690

5470

–0.5 — 0.5 dB

Reference

dB

0

–0.5 — 1.0 dB

12

— — dB

Transmit S/N Ratio

SYNC = 8 kHz (*3)

SD8T1

SD8T2

f = 1015 Hz

3

35

— — dB

–40

28

— — dB

Receive S/N Ratio

SYNC = 8 kHz (*3)

SD8R1

SD8R2

f = 1015 Hz

3

35

— — dB

–40

28

— — dB

Transmit S/N Ratio

SYNC = 16 kHz (*3)

SD16T1

SD16T2

f = 1015 Hz

3

35

— — dB

–40

28

— — dB

Receive S/N Ratio

SYNC = 16 kHz (*3)

SD16R1

SD16R2

f = 1015 Hz

3

35

— — dB

–40

28

— — dB

Idle Channel Noise

SYNC = 8 kHz (*3)

NIDLT

NIDLR

AIN– = SG

—

— –68 dBm0pP

—

(*4)

—

— –72 dBm0pP

Idle Channel Noise

SYNC = 16 kHz (*3)

NIDLT

NIDLR

AIN– = SG

—

— –68 dBm0pP

—

(*4)

—

— –72 dBm0pP

Absolute Signal

AVT 1015 Hz(GSX) SYNC = 8 kHz

0

Amplitude (*5)

AVR 1015 Hz(VFRO) SYNC = 8 kHz

0

*3: Use the P-message weighted filter

*4: PCMRI input code “11111111” (µ-law)

0.285 0.320 0.359 Vrms

0.285 0.320 0.359 Vrms

*5: 0.320 Vrms = 0 dBm0 = –7.7 dBm (600Ω)

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