PCD5096 datasheet(45/52 Pages) PHILIPS

45 / 52 page

1997 Jan 22

Philips Semiconductors

Preliminary speciﬁcation

Universal codec

PCD5096

Table 47 Speech codec

Vref1 and Vref2 are tuned to 2.0 V. Typical values for the A/D and D/A filter characteristics conform to the G.712

specification.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Vi(MIC1)

MIC input level (Codec 1)

note 1

−−

−22

dBm

Vi(MIC_HS)

handset MIC input level (Codec 2)

note 1

−−

−22

dBm

Vi(MIC_HF)

hands-free MIC input level (Codec 2)

note 1

−−

−22

dBm

Ri(MIC1)(dm)

MIC input resistance differential mode

seen across MICP1 and MICM1

−

200

−

Ω

Ri(MIC_HS)(dm)

handset MIC input resistance

differential mode seen across

MICP_HS and MICM_HS

−

200

−

Ω

Ri(MIC_HF)(dm)

hands-free MIC input resistance

differential mode seen across

MICP_HF and MICM_HF

−

200

−

Ω

Ri(MIC1)(cm)

MIC input resistance common mode

seen between MICP1 (or MICM1) and

VSSA_1

−

500

−

Ω

Ri(MIC_HS)(cm)

handset MIC input resistance common

mode seen between MICP_HS (or

MICM_HS) and VSSA_2

−

500

−

Ω

Ri(MIC-HF)(cm)

hands-free MIC input resistance

common mode seen between

MICP_HF (or MICM_HF) and VSSA_2

−

500

−

Ω

Vi(LIF_AD1)

LIF input level (Codec 1)

note 2

−−

−6

dBm

Vi(LIF_AD2)

LIF input level (Codec 2)

note 2

−−

−6

dBm

Ri(LIF_AD1)(dm)

LIF input resistance differential mode

seen across LIFP_AD1 and LIFM_AD1

−

Ω

Ri(LIF_AD2)(dm)

LIF input resistance differential mode

seen across LIFP_AD2 and LIFM_AD2

−

Ω

Ri(LIF_AD1)(cm)

LIF input resistance common mode

seen between LIFP_AD1 (or

LIFM_AD1) and VSSA_1

−

Ω

Ri(LIF_AD2)(cm)

input resistance common mode seen

between LIFP_AD2 (or LIFM_AD2)

and VSSA_2

−

Ω

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