Philips TDA5051A Uživatelský manuál stáhnout pdf (Strana 8)

Product data sheet Rev. 5 — 13 January 2011 8 of 29

NXP Semiconductors

TDA5051A

Home automation modem

OSC1 input and OSC2 output (OSC2 only used for driving external quartz crystal; must be left open-circuit when

using an external clock generator)

HIGH-level input voltage 0.7V

-V

+0.5 V

LOW-level input voltage −0.5 - 0.2V

− 0.1 V

HIGH-level output voltage I

= −1.6 mA 2.4 - - V

LOW-level output voltage I

= 1.6 mA - - 0.45 V

Clock

osc

oscillator frequency 6.080 - 9.504 MHz

osc

ratio between oscillator and

carrier frequency

-64-

osc

CLKOUT

ratio between oscillator and

clock output frequency

-2-

Transmission mode

carrier frequency f

osc

=8.48MHz

[2]

- 132.5 - kHz

set-up time of the shaped

burst

osc

= 8.48 MHz;

see Figure 8

- 170 - μs

hold time of the shaped

burst

osc

= 8.48 MHz;

see Figure 8

- 170 - μs

W(DI)(min)

minimum pulse width of

DATA_IN

signal

osc

= 8.48 MHz;

see Figure 8

- 190 - μs

o(rms)

output carrier signal

(RMS value)

DATA_IN = LOW;

= CISPR16

120 - 122 dBμV

o(max)

power amplifier maximum

output current (peak value)

DATA_IN = LOW;

=1Ω

- 160 - mA

output impedance of the

power amplifier

-5-Ω

output DC level at

pin TX_OUT

-2.5-V

THD total harmonic distortion on

CISPR16 load with the

coupling network (measured

on the first ten harmonics)

o(rms)

= 121 dBμV on

CISPR16 load;

osc

= 8.48 MHz;

DATA_IN

=LOW

(no modulation);

see Figure 3

and

Figure 22

- −55 - dB

−20dB

bandwidth of the shaped

output signal (at −20 dB)

on CISPR16 load with the

coupling network

o(rms)

= 121 dBμV on

CISPR16 load;

osc

= 8.48 MHz;

DATA_IN = 300 Hz;

duty factor = 50 %;

see Figure 4

- 3000 - Hz

Table 5. Characteristics …continued

DDD

DDA

=5V

5%; T

amb

−

C to +85

C; V

DDD

connected to V

DDA

; DGND connected to AGND.

Symbol Parameter Conditions Min Typ Max Unit

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 28 29

TDA5051A 1

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