IP Portal

XH018 LP3MOS 3.3V aadcc01_3v3 is a 10-bit successive approximation Analog-to-Digital converter. The ADC operates with a single 3.3V analog power supply; 1.8V digital power supply and an external voltage reference.

XH018 LP3MOS 3.3V adacc01_3v3 is a 10-bit voltage-scaling (potentiometric) Digital-to-Analog converter. The adacc01 DAC operates with a single 3.3V analog power supply; a 1.8V digital power supply and an external reference voltage.

XH018 LP3MOS 3.3V aporc02_3v3 is a Power-on-Reset circuit with hysteresis. Reset signal are generated on power-on and power-off transitions. Both high and low (POR and PORB) reset signals are available.

XH018 LP3MOS 3.3V aporc02_3v3 is a Power-on-Reset circuit. Reset signal are generated on power-on and power-off transitions. Both high and low (POR and PORB) reset signals are available.

XH018 LP3MOS 3.3V aregc01_3v3 is a 3.3v/1.8V linear voltage regulator for up to 20mA load current and internal bandgap reference. The regulator is implemented as macro cell that fits into the core-limited I/O ring.

XH018 LP3MOS 3.3V atmpc01_3v3 is a high-temperature alarm cirsuit. When the chip temperature rises over the high threshold temperature (133°C approx) an OVT (active high) signal is activated.

This IP is a cyclic ADC based on RSD algorithm usable as core for embedded applications. The special advantage of this type of ADC is the reduced complexity of hardware resp. layout area because of the reuse of the main stages for each bit. Up to 13 bit o

DC/DC regulator.

DC/DC Buck Regulator with 0% to 100% duty cycle.

Bandgap Voltage Reference and Current Bias Cell.

Current Reference and Current Biasing Cell.

Comparator Cell with N-Channel Inputs

Resistive String architecture.

Operational Amplifier Cell with P-Channel Inputs

Reference Amplifier

Power On Reset cell

Connectivity IP. This is a product chip.

The MR74039 is a fully integrated temperature sensor with a 12 Bit digital output designed in the XFab 0.35um XH035 process. It utilises a 12 bit Sigma Delta ADC for increased precision (0.25ºC). The temperature measurement range is fr

AR32X3A is a 16-bit ADC for measurement purpose in 0.25µm node.

AR25X01 is a 35mA LDO with the capless option in 0.25µm node

The ADC12DR is a SAR-based low-power ADC with a 12bit resolution. Its fully differential input stage features a rail-to-rail input range. At a sampling rate of 2MS/s a power consumption of only 10mW is attained applying a 5V power suppl

Low power voltage regulator for 1.8V logic, requires only an external capacitor, available for XC018/XH018 MOS3LP and MOS5LP, different option available on request.

Low power crystal oscillator for resonator with fast start-up, available for XC018/XH018 MOS3LP, including pads, different pads on request.

LNA  and optional mixer based on XH035 process. Measured noise figure below 1dB including mixer. Described in a paper on the web site.  The techniques are readily applied to other processes.

Novel aproach to Direct Digital Synthesis, using a voltage-ladder reference. Accuracy is achieved by using a full resistor ladder array, so bit size equivalent to 12 bits has been shown. Prototypes using an 8 bit system are available on

Very low power (3V, 25uA) 90 degree analogue phase shifter for SSB encoding/decoding. A full description is on the web site, with all measurements.

SA00AH8A00 is a subranging 8-bit high-speed 50MS/s Analog-to-Digital Converter(ADC) for video band and disk servo use.

SA00AH8B00 is a subranging  8-bit low-power 25MS/s Analog-to-Digital Converter(ADC) for disk servo use.

SA00PFC000 is a PLL with internal loop filter. Wide output clock freq. range : 10MHz～200MHz. Wide input clock freq. range : 2MHz～50MHz

SA00PFC010 is a PLL with internal loop filter. Wide output clock freq. range : 10MHz～160MHz. Wide input clock freq. range : 2.5MHz～6MHz.