otherwise specified)

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

SUPPLY SECTION

Supply Voltage

4.5

5

5.5

V

Supply Current

6

9

14

mA

FILTER

Center Frequency

56.5

57

57.5

KHz

BW

3dB Bandwidth

2.5

3

3.5

KHz

G

Gain

f = 57KHz

18

20

22

dB

A

Attenuation

∆f = +4KHz

18

50

35

22

80

50

dB

dB

dB

∆Ph

Phase non linearity

A (see note1)

B (see note1)

C (see note1)

0.5

1

2

5

7.5

10

DEG

DEG

DEG

Input Impedance

100

160

200

K

Ω

S/N

Signal to Noise Ratio

30

40

dB

Input Signal

f = 19KHz; T3 < –40dB (see note2)

f = 57KHz (RDS + ARI)

1

50

Vrms

mVrms

Load Impedance

Pin 12

100

K

Ω

LIMITER

RA

Resistance pin 8-12

15

21

28

K

Ω

Comp. Output LOW

1

V

Comp. Output HIGH

IO = –0.5mA

4

V

Duty Cycle

50

%

OSCILLATOR

Oscillator Frequency

4.332

8.664

MHz

MHz

Output Amplitude

5

Clock Input Level LOW

1

V

Clock Input Level HIGH

4

V

CRYSTAL TYPE = EURO QUARTZ

Note (1):

The phase non linearity is defined as:

∆Ph = | -2 φf2 + φf1 + φf3 |

where

φfx is the input-output phase difference at the frequency fx (x = 1,2,3)

Measure

f1 (KHz)

f2 (KHz)

f3 (KHz)

∆Ph max

A

56.5

57

57.5

<5

°

B

56

57

58

<7.5

°

C

55.5

57

58.5

<10

°

Note (2): The 3th harmonic (57KHz) at the output (pin12) must be less than -40dB in respect to the input signal plus gain.

TDA7332

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