TDA7412 datasheet(27/56 Pages) STMICROELECTRONICS

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TDA7412

Notes:

1.All thresholds are measured using a pulse with TR = 2 µs, THIGH= 2 µs and TF = 10 µs. The repetition rate must not increase the

PEAK voltage.

2. By design/characterization functionally guaranteed through dedicated test mode structure

Figure 20. Trigger Threshold vs. VPEAK

VADJMP

Noise rectifier adjustment

through

Multipath (2)

Signal PEAK in

Testmode

0.3

0.5

0.7

0.9

V/ms

RAMIF

AM IF Input resistance

kOhm

GAMIF,min min. gain AM IF

Signal AM-RECTIFIER in

Testmode

6dB

GAMIF,max max. gain AM IF

GAMIF,step step gain AM IF

fAMIF,min

min. fc AM IF

Signal AM-RECTIFIER in

Testmode

kHz

fAMIF,max max. fc AM IF

kHz

Symbol

Parameter

Test Condition

Min.

Typ.

Max.

Unit

Tim e

HIGH

VTH

M IN. T R IG . T HRES H OL D

N O ISE CONT ROL LE D T RIG . THRES H O LD

1.5 V

0.9V

260m V (00)

220m V (01)

180m V (10)

140m V (11)

8 ST EPS

65m V

30m V

V PEAK [V]

2.4.2 ELECTRICAL CHARACTERISTICS (continued)

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