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TA1284

UHF / VHF TUNER IC (Low Phase Noise Oscillator)

Toshiba 

PIN

No.

PIN NAME

7

VHF input

8

FUNCTION

VHF-RF input.

Normally, ground pin 7 to AC using a

capacitor and input to pin 8.

9

UHF input

10

UHF·RF input.

Either apply balanced input to pins 9

and 10 or ground pin 10 to AC and

input to pin 9.

11 REG

Regulator output.

TA1284FN

INTERFACE

12 U / V band switch

Band changeover switch.

VHF ; [L] or Open

UHF ; [H]

* [L] = 0 V

[H] = VCC

13 VCC (OSC)

VCC pin (oscillator block)

―

14

UHF Oscillator

15

UHF oscillator.

Oscillator circuit is low phase noise.

MAXIMUM RATINGS (Ta = 25°C)

CHARACTERISTIC

SYMBOL

RATING

UNIT

Power Supply Voltage

Power Dissipation

Operating Temperature

Storage Temperature

VCC

6.5

V

PD

568

[IC only]

mW

Topr

−20~85

°C

Tstg

−55~150

°C

Note: When using the device at above Ta = 25°C, decrease the power dissipation by 4.6 mW for each increase of

1°C.

2003-02-06 3/9

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