TLV320AIC1110

SLAS359 – DECEMBER 2001

11

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electrical characteristics over recommended ranges of supply voltage and free-air temperature (unless

otherwise noted) (continued)

speaker interface

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VDD = 2.7 V, fully differential, 8-Ω load,

3-dBm0 output, volume control = – 3 dB,

RXPGA = – 4 dB level

161

200

Earphone AMP1 output power (see Note 6)

VDD = 2.7 V, fully differential, 16-Ω load,

3-dBm0 output, volume control = – 3 dB,

RXPGA = – 2 dB level

128

160

mW

VDD = 2.7 V, fully differential, 32-Ω load,

3-dBm0 output, volume control = – 3 dB,

RXPGA = – 1 dB level

81

100

Earphone AMP2 output power (see Note 6)

VDD = 2.7 V, single-ended, 32-Ω load,

3-dBm0 output

10

12.5

mW

VOO

Output offset voltage at EAR1

Fully differential

±5

±30

mV

3-dBm0 input, 8-

Ω load

141

178

I max

Maximum output current for EAR1 (rms)

3-dBm0 input, 16-

Ω load

90

112

mA

IOmax

Maximum out ut current for EAR1 (rms)

3-dBm0 input, 32-

Ω load

50

63

mA

Maximum output current for EAR2 (rms)

3-dBm0 input

17.7

22.1

EARMUTE

– 80

dB

NOTE 6: Maximum power is with a load impedance of –25%.

transmit gain and dynamic range, companded mode (

µ-law or A-law) or linear mode selected, transmit slope

filter bypassed (see Notes 7 and 8)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Transmit reference-signal level (0 dB)

Differential

87.5

mVpp

Overload signal level (3 dBm0)

Differential, normal mode

124

mV

Overload-signal level (3 dBm0)

Differential, extended mode

31.5

mVpp

Absolute gain error

0-dBm0 input signal, VDD ±10%

–1

1

dB

Gi

ith i

t l

l

lti

t

i

t

MIC1N, MIC1P to PCMO at 3 dBm0 to –30 dBm0

– 0.5

0.5

Gain error with input level relative to gain at

–10 dBm0 MIC1N MIC1P to PCMO

MIC1N, MIC1P to PCMO at –31 dBm0 to –45 dBm0

–1

1

dB

–10 dBm0 MIC1N, MIC1P to PCMO

MIC1N, MIC1P to PCMO at –46 dBm0 to –55 dBm0

–1.2

1.2

dB

NOTES:

7. Unless otherwise noted, the analog input is 0 dB, 1020-Hz sine wave, where 0 dB is defined as the zero-reference point of the channel

under test.

8. The reference signal level, which is input to the transmit channel, is defined as a value 3 dB below the full-scale value of 88-mVrms.

transmit gain and dynamic range, companded mode (

µ-law or A-law) or linear mode selected, transmit slope

filter enabled (see Notes 7 and 8)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Transmit reference-signal level (0 dB)

Differential

87.5

mVpp

Overload signal level (3 dBm0)

Differential, normal mode

124

mV

Overload-signal level (3 dBm0)

Differential, extended mode

31.5

mVpp

Absolute gain error

0-dBm0 input signal, VDD ±10%

–1

1

dB

Gi

ith i

t l

l

lti

t

i

t

MIC1N, MIC1P to PCMO at 3 dBm0 to – 30 dBm0

– 0.5

0.5

Gain error with input level relative to gain at

–10 dBm0 MIC1N MIC1P to PCMO

MIC1N, MIC1P to PCMO at – 31 dBm0 to – 45 dBm0

–1

1

dB

–10 dBm0 MIC1N, MIC1P to PCMO

MIC1N, MIC1P to PCMO at – 46 dBm0 to – 55 dBm0

–1.2

1.2

dB

NOTES:

7. Unless otherwise noted, the analog input is 0 dB, 1020-Hz sine wave, where 0 dB is defined as the zero-reference point of the

channel under test.

8 The reference signal level, which is input to the transmit channel, is defined as a value 3 dB below the full-scale value of 88-mVrms.