SAA5231 Ver la hoja de datos (PDF) - Philips Electronics

Número de pieza

componentes Descripción

Fabricante

SAA5231

Teletext video processor

Philips Electronics 

Philips Semiconductors

Teletext video processor

Component specifications

Specifications of some external components in Figs 3, 4a and 4b.

Quartz crystal 13,875 MHz; Figs 3, 4a and 4b.

Load resonance frequency (f) 13,875 MHz; adjustment tolerance ± 40 × 10−6

Load capacitance (CL) 20 pF

Temperature range (T) −20 to +70 °C; frequency tolerance maximum ± 30 × 10−6

Resonance resistance (Rr) typical 10 Ω maximum 60 Ω

Motional capacitance (C1) typical 19 fF

Static parallel capacitance (Co) typical 5 pF

Fixed inductance Figs 3, 4a and 4b.

Inductance (L) 15 µH ± 20%

Quality factor (Q) minimum 20

Variable inductance Fig. 3

Inductance (L) 50 µH at 1 kHz

Static parallel capacitance (Co) typical 4 pF

Quartz crystal Fig. 4a

Preferred type 4322 143 04101

Load resonance frequency (f) 6 MHz; adjustment tolerance ± 40 × 10−6

Load capacitance (CL) 20 pF

Temperature range (T) −20 to +70 °C; frequency tolerance ± 30 × 10−6

Resonance resistance (Rr) 60 Ω

Motional capacitance (C1) typical 28 fF

Static parallel capacitance (Co) typical 7 pF

Ceramic resonator; Fig. 4b

Preferred type KBR 6,0 M, Kyocera

Load resonance frequency (f) 6 MHz; adjustment tolerance ± 0,5%

Load capacitance (CL) 20 pF

Temperature range (T) −20 to +70 °C; frequency tolerance maximum ± 0,3%

Resonance resistance (Rr) typical 6 Ω

Motional capacitance (C1) typical 9 pF

Static parallel capacitance (Co) typical 60 pF

Ageing (10 years) f maximum ± 0,3%

November 1986

9

Product specification

SAA5231

Share Link: