TV/FM SYSTEM F/E (1.5V USE)
TA2030FN
TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA2030FN
TV / FM System F / E (1.5V USE)
The TA20...
Description
TA2030FN
TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA2030FN
TV / FM System F / E (1.5V USE)
The TA2030FN is a TV / FM system front end IC, which is developed for headphone radio in 1.5V use. It is built in FM F / E and TV F / E (japanese VHF band).
Features
· Built−in FM F / E and TV F / E FM mode: 75~109MHz TV mode: 175~225MHz · · · · · · · Suitable for combination with digital tuning system. Built−in power switch Built−in FM / TV switch Built−in IF amplifier Built−in OSC buffer circuit Improved inter−modulation characteristics by double balanced type mixer circuit. Supply current (VCC = 1.2V, Ta = 25°C) FM mode: ICC = 4.4mA (typ.) TV mode: ICC = 6.3mA (typ.) · Operating supply voltage range (Ta = 25°C) VCC (opr) = 0.95~4V Weight: 0.09g (typ.)
1
2002-10-30
TA2030FN
Block Diagram
2
2002-10-30
TA2030FN
Terminal Explanation Terminal Voltage: Typical Terminal Voltage at no Signal with Test Circuit. (VCC = 1.2V,
Terminal No. 1 Terminal Name Terminal Voltage(V) FM Input of TV RF signal (common-base type) By-pass terminal of TV RF and MIX (radiation is lightened by connected capacitor.) TV RF tuning circuit is connected. ― TV 0.1
Ta = 25°C)
Function
Internal Circuit
TV IN
2
TV BY
―
0.7
15
TV RF
1.2
1.2
3
RF GND
― By-pass terminal of FM RF and MIX (radiation is lightened by connected capacitor.) Input of FM RF signal (common-base type)
―
0
0
4
FM BY
0.7
―
5
FM IN
0.1
―
14
FM RF
FM RF tuning circuit is connected.
1.2
1.2
Mode...
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