TZA1000 - QIC read-write amplifier
TZA1000 * Input for fast reader/writer (track height servo) signal selection * Power fail detection on both 5 and 12 V lines (status can be read from the read register) * Write unsafe detection * Provides an accurate reference voltage (for AD conversion) * Ve
TZA1000 Features
* 3-wire serial interface for programming
* On-chip Digital-to-Analog Converters (DAC) for:
* MR (Magneto Resistive) sense bias current
* MR DC bias current
* Write current
* Low noise differential input stage: typically 0.65 nV/√Hz (Zi = 0 Ω)
