TLV320AIC1107

SLAS360 – DECEMBER 2001

6

www.ti.com

electrical characteristics over recommended ranges of supply voltage and operating 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,

PCMI data input to – 4 dB level

161

200

Earphone AMP output power (see Note 5)

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

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

PCMI data input to – 2 dB level

128

160

mW

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

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

PCMI data input to – 1 dB level

81

100

3-dBm0 input, 8-

Ω load

141

178

IOmax

Maximum output current for EAROUT (rms)

3-dBm0 input, 16-

Ω load

90

112

mA

IOmax

Maximum out ut current for EAROUT (rms)

3-dBm0 input, 32-

Ω load

50

63

mA

EARMUTE

– 80

dB

NOTE 5: Maximum power is with a load impedance of –20%, at 25

°C.

transmit gain and dynamic range, companded mode (A-law) or linear mode selected (see Notes 6 and 7)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Transmit reference-signal level (0dB)

Differential, MIC Amp 1 configured for 23.5-dB gain

88

mVpp

Overload-signal level (3 dBm0)

Differential, MIC Amp 1 configured for 23.5-dB gain

124

mVpp

Absolute gain error

0 dBm0 input signal, 2.7 V

≤ VDD ≤ 3.3 V

–1

1

dB

Gi

ith i

t l

l

lti

t

i

t

MICIN–, MICIN+ to PCMO at 3 dBm0 to – 30 dBm0

– 0.5

0.5

Gain error with input level relative to gain at

–10 dBm0 MICIN MICIN+ to PCMO

MICIN–, MICIN+ to PCMO at – 31 dBm0 to – 45 dBm0

–1

1

dB

–10 dBm0 MICIN, MICIN+ to PCMO

MICIN–, MICIN+ to PCMO at – 46 dBm0 to – 55 dBm0

–1.2

1.2

dB

NOTES:

6. 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.

7. The reference signal level, which is input to the transmit channel, is defined as a value 3 dB below the full-scale value of 124-mVpp.

transmit filter transfer, companded mode (A-law) or linear mode selected

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

fMIC < 100 Hz

– 0.5

0.5

fMIC = 200 Hz

– 0.5

0.5

fMIC = 300 Hz to 3 kHz

– 0.5

0.5

Gain relative to input signal gain at 1.02 kHz

fMIC = 3.4 kHz

– 1.5

0

dB

Gain relative to in ut signal gain at 1.02 kHz

fMIC = 4 kHz

– 14

dB

fMIC = 4.6 kHz

– 35

fMIC = 8 kHz

– 47