The TA1248F is a 1/Q demodulation integrated circuit designed for digital satellite receivers. It provides a 5 V supply, second IF AGC amplification, dB‑linear signal level amplification, PLL‑based sync detection, a 90° phase shifter and a baseband output amplifier.
The document details the block diagram, pin assignments, maximum ratings, DC and AC electrical characteristics, test circuits and the HQFP30‑P‑1010 package dimensions, offering designers the data needed for reliable implementation.
| Supply voltage | 5 V |
|---|---|
| Package | HQFP30-P-1010-1.00 |
| Weight | 0.61 g (Typ.) |
| Power Supply Voltage Vcc MAX | 6.0 V |
| Power Dissipation PD MAX | 1080 mW |
| Operating Temperature | -20 °C to 75 °C |
The device operates from a 5 V supply.
It is supplied in an HQFP30‑P‑1010 surface‑mount package.
The TA1248F can operate from –20 °C up to 75 °C.