Philips Semiconductors
Integrated FM tuner for radio receivers
Product specification
TDA1574
Fig.2
Keyed a.g.c. output voltage V18-4 as a
function of r.m.s. input voltage V3-4.
Measured in test circuit Fig.1 at
V12-4 = 0,7 V; I18 = φ.
Fig.3
Keyed a.g.c. output voltage V18-4
as a function of input voltage V12-4.
Measured in test circuit Fig.1 at
V3-4 = 2 V; I18 = φ.
Fig.4
Keyed a.g.c. output current I18 as a
function of r.m.s. input voltage V3-4.
Measured in test circuit Fig.1 at
V12-4 = 0,7 V; V18-4 = 8,5 V.
Fig.5
Keyed a.g.c. output current I18 as a
function of input voltage V12-4.
Measured in test circuit Fig.1 at
V3-4 = 2 V; V18-4 = 8,5 V.
February 1985
8