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MC143416

Dual 16-Bit Linear Codec-Filter

Freescale Semiconductor 

Freescale Semiconductor, Inc.

ANALOG ELECTRICAL CHARACTERISTICS (AVDD = 4.75 to 5.25 V, AGND = 0 V, TA = – 40 to 85°C)

Characteristics

Min

Typ

Differential Mode Input Resistance

—

65

Input Current

AI+, AI–

– 10

—

Input Resistance to VAG (VAG – 0.5 V ≤ Vin ≤ VAG + 0.5 V)

AI+, AI–

10

—

Input Capacitance

AI+, AI–

—

10

Input Offset Voltage of AG Op Amp

AI+, AI–

—

20

Input Common Mode Voltage Range

AI+, AI–

—

2.5

Input Common Mode Rejection Ratio

(Input Amp Only)

(Complete A/D Path)

AI+, AI–

60 Hz

—

120

0 – 4 kHz

—

72

0 – 20 kHz

—

68

60 Hz

—

106

0 – 4 kHz

—

75

Gain Bandwidth Product (10 kHz) of AG Op Amp (RL ≥ 10 kΩ)

—

DC Open Loop Gain of AG Op Amp (RL ≥ 10 kΩ)

—

Input Amplifier Signal to Noise + Distortion (Between AI+ and AI–, 1.5 Vrms,

0.2 – 3.4 kHz)

—

1000

110

95

Output Load Capacitance for AG Op Amp

—

—

Output Voltage Range for AG

Output Current (0.5 V ≤ Vout ≤ VDD – 0.5 V)

Output Load Resistance to VAG

Output Current (0.5 V ≤ Vout ≤ VDD – 0.5 V)

Output Load Resistance to VAG

Differential Output Impedance

Series Resistor Inductor @ 53 mA rms

from 60 Hz to 100 kHz

(RL = 2 kΩ to VAG) AGND + 1

—

AG+, AG–

250

—

AG+, AG–

10

—

AO+, AO–

—

2

AO+, AO–

1.0

1.2

AO+, AO–

R

—

0.7

L

—

5.7

Speaker Driver Output Impedance

Series Resistor Inductor @ 85 mA rms

from 60 Hz to 100 kHz

SPK+, SPK–

R

—

1.75

L

—

6.4

Output Load Capacitance

AO–

—

—

Differential Output Offset Voltage of AO+ and AO–

—

—

VAG Output Voltage Referenced to AGND (No Load)

VAG Output Current with ± 25 mV Change in Output Voltage

Power Supply Rejection Ratio

(2 kHz @0.1 Vrms Applied to VDD)

AVDD/2 – 0.07

—

– 44

—

A/D

40

—

D/A

40

—

Max

Unit

—

kΩ

10

µA

—

MΩ

—

pF

—

mV

—

V

—

dB

—

—

—

—

—

kHz

—

dB

—

dB

220

pF

VDD – 1

V

—

µA

—

kΩ

—

mA

—

kΩ

3

Ω

10

µH

7.0

Ω

12.0

µH

0.1

µF

20

mV

AVDD/2 + 0.07 V

44

mA

—

dB

—

MC143416

4

For More Information On This Product,

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