TAS5709PHPR datasheet(13/59 Pages) TI

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RESET TIMING (RESET)

w(RESET)

RESET

d(I2C_ready)

SystemInitialization.

EnableviaI C.

T0421-01

I C Active

PWMNotSwitching

TYPICAL CHARACTERISTICS, BTL CONFIGURATION

f − Frequency − Hz

PVDD = 18 V

RL = 8 Ω

100

10k

20k

G001

P = 1 W

P = 5 W

0.001

0.01

0.1

f − Frequency − Hz

PVDD = 12 V

RL = 8 Ω

100

10k

20k

G002

P = 2.5 W

0.001

0.01

0.1

P = 0.5 W

TAS5709

www.ti.com........................................................................................................................................................................................... SLOS599 – NOVEMBER 2008

Control signal parameters over recommended operating conditions (unless otherwise noted). Please refer to Recommended

Use Model section on usage of all terminals.

PARAMETER

MIN

TYP

MAX

UNIT

tw(RESET)

Pulse duration, RESET active

100

td(I2C_ready)

Time to enable I2C

13.5

NOTE: On power up, it is recommended that the TAS5709 RESET be held LOW for at least 100

µs after DVDD has reached

3.0 V

NOTE: If the RESET is asserted LOW while PDN is LOW, then the RESET must continue to be held LOW for at least 100

µs

after PDN is deasserted (HIGH).

Figure 5. Reset Timing

TOTAL HARMONIC DISTORTION + NOISE

FREQUENCY

Figure 6.

Figure 7.

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