ASICs Chip

Weeroc analogue and mixed‑signal ASIC chips are highly integrated front‑end readout solutions designed for a wide range of photon and particle detectors, including SiPMs, PMTs, MA‑PMTs, PIN diodes, and gaseous detectors. They feature programmable architectures, low‑noise performance, and high precision in both time and energy measurements, enabling accurate and reliable signal processing.

These ASICs support self‑triggering capabilities and flexible readout configurations, ensuring fast and efficient integration into complex acquisition systems.

Weeroc designs and produces front-end ASICs for the readout of most commonly used particle detectors, suitable for a wide range of applications. Main customers are the major actors in the fields of:

  • Medical imaging
  • Homeland security
  • Nuclear protection
  • Scientific instrumentation
  • Space (launchers and satellites)

Weeroc chip for analogue and mixed signal ASICs Models

CATIROC 1
Discontinued

CATIROC 1

  • Optimized for PMT, PMT arrays

  • Number of channels: 16

  • Type of measurement: Self triggered, Charge, Time

  • Outputs: 16 trigger outputs, 16 shaper output, 1 or of the 16 trigger output, 1 serialized digital data output (50bits/channel)

  • Input Polarity : Negative

  • Main performances : Energy measurement, Time stamping, Full system-on-chip, No dead time
CITIROC 1A
Discontinued

CITIROC 1A

  • Optimized for SiPM

  • Number of channels: 32

  • Type of measurement: Self triggered, Charge

  • Outputs: 32 trigger outputs, 2 multiplexed charge output, 2 ASIC trigger output (Trigger OR)

  • Input Polarity: Positive

  • Main performances: Energy measurement, Time of flight, Photon counting, Input DAC for HV adjustment
GEMROC 1
Discontinued

GEMROC 1

  • Packages: PQFP160

  • Optimized for GEMs, Micromegas

  • Number of channels: 64

  • Outputs: 2 encoded data outputs per channel streamed out in serial, 1 multiplexed charge output, 3 multiplexed trigger outputs or 3 trigger OR of the 64 channels

  • Input Polarity: Negative
HARDROC 3B

HARDROC 3B

  • TRL Technology Readiness Level 9 – Full system running ASIC, reliability proven
  • Detector Read-Out RPC, MA-PMT
  • Number of Channel 64
  • Signal Polarity Negative
  • Sensitivity Trigger on 10 fC with 100% efficiency
MAROC 3A
Discontinued

MAROC 3A

  • Optimized for MA-PMT

  • Number of channels: 64

  • Type of measurement: Self triggered, Charge integration, Photon counting, Time (trigger)

  • Outputs: 64 trigger outputs, OR of the 64 triggers for each of the 2 discriminators, 1 multiplexed analog charge output, 1 digital charge measurement (8, 10, or 12 bits)

  • Input Polarity: Negative

  • Main performances: Energy measurement, Photon counting 30MHz, MA-PMT gain adjustment
PETIROC 2A
Discontinued

PETIROC 2A

  • Optimized for SiPM

  • Number of channels: 32

  • Type of measurement: Self triggered, Charge, Time

  • Outputs: Digital output (energy on 10 bits, time on 10 bits – 40ps bin), 32 trigger outputs, 1 multiplexed charge output, 1 multiplexed hit register, 2 ASIC trigger outputs (Trigger OR on 32 channels, 2 levels)

  • Input Polarity: Positive, Negative

  • Main performances: Energy measurement, Time of flight, Photon counting, Input DAC for HV adjustment
SPACIROC 3

SPACIROC 3

  • TRL Technology Readiness Level 9 – Full system running, reliability proven
  • Detector Read-Out SiPM, MAPMT
  • Number of Channel 64
  • Signal Polarity Negative
TRIROC 1A
Discontinued

TRIROC 1A

  • Optimized for SiPM

  • Number of channels: 64

  • Type of measurement: PET readout, Self-trigger, output charge and time in digital

  • Outputs: Digital output (energy on 10-bit, time on 10-bit 100ps bin), 1 multiplexed time trigger output, 2 ASIC trigger OR output (64 channels, 2 levels)

  • Input Polarity: Positive, Negative