TBA120T TEMIC | Alldatasheet

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Technical content

Features

Input and demodulator provided for operating with ceramic-resonators No selection of volume-input characteristics Independent sound output for VTR and headphone Additional sound input High ripple rejection High residual carrier suppression prevents harmonic distortions Case: 14 pin dual inline plastic Figure 1 Block diagram Pin Configuration Pin Symbol Function

1 GND Ground

2, 13 Feedback

3 V i(AF) AF input – SCART

4 V ref Reference voltage

5 V 5 V olume control

6,7,9,10 FM demodulator filter

8 Vo(AF)1 AF output – controlled

11 V S Supply voltage

12 Vo(AF)2 AF output – uncontrolled

14 V i(IF) IF input

TELEFUNKEN SemiconductorsTBA120T 2 Rev. A1: 20.12.1994 Absolute Maximum Ratings Reference point pin 1, unless otherwise specified Parameters Symbol Value Unit Supply voltage Pin 11 V S 18 V V olume setting voltage Pin 5 V 5 6 V Reference supply current Pin 4 IRef 5 mA Power dissipation T amb = 60°C Ptot 400 mW Ambient temperature range Tamb –15 to +70 °C Storage temperature range Tstg –25 to +125 °C

Electrical Characteristics

Tamb = +25°C, VS = 12 V , f = 5.5 MHz, Figure 3, reference point pin 1, unless otherwise specified Parameters Test Conditions / Pins Symbol Min. Typ. Max. Unit Supply voltage range Pin 11 V S 10 18 V Supply current Pin 11 IS 9.5 17.5 mA Reference voltage Pin 4 VoRef 4.2 4.8 5.5 V Output resistance Pin 4 rRef 12 Frequency range f 0 to 12 MHz IF voltage gain Pin 6/14 G IF 68 dB Limited IF output voltage Pin 6 – 10 Vo(IF)pp 250 mV Input limiting voltage f = 50 kHz, fmod = 1 kHz Pin 14 V i(IF) 30 60 V Input impedance Pin 14 R i C i 800 pF AM rejection m = 30 %, f = 50 kHz, V i = 500 V, fmod = 1 kHz kAM 50 60 dB DC voltage at AF output V i = 0 Pin 8 Pin 12 Vo(AF)1 Vo(AF)2 5.6 V V Ripple rejection Pin 11/8 Pin 11/12 kBr kBr dB IF residual voltage without de-emphasis capacitor Pin 8 Pin 12 Vo(IF)1 Vo(IF)2 mV AF output voltage V i = 10 mV , f =50 kHz, fmod = 1 kHz, R5 = 20 k Pin 8 Pin 12 Vo(AF)1 Vo(AF)2 650 400 900 650 mV mV Output resistance Pin 8, 12 ro 1.1 k AF voltage amplification R 5 = 20 k, Pin 8/3 G v1 7.5 dB AF damping R 5 = 13 k, Fig. 3 Pin 8 –G v1 24 30 34 dB V olume setting range Pin 8 Vo(AF)1 70 85 dB Input resistance Pin 3 ri 2 k Mute function Switching current Pin 2 or 13Isw 400 A Switching voltage Figure 2 V mute 3 V

TELEFUNKEN SemiconductorsTBA120T 4 Rev. A1: 20.12.1994 Dimensions in mm Package: JEDEC MO 001, DIP 14-leads We reserve the right to make changes to improve technical design without further notice. Parameters can vary in different applications. All operating parameters must be validated for each customer application by the customer. Should the buyer use TEMIC products for any unintended or unauthorized application, the buyer shall indemnify TEMIC against all claims, costs, damages, and expenses, arising out of, directly or indirectly, any claim of personal damage, injury or death associated with such unintended or unauthorized use. TEMIC TELEFUNKEN microelectronic GmbH, P.O.B. 3535, D-74025 Heilbronn, Germany Telephone: 49 (0)7131 67 2831, Fax Number: 49 (0)7131 67 2423