Lab-Test: Comparison of Time Digitizers
Manufactorer | FAST ComTec | FAST ComTec | FAST ComTec | FAST ComTec | ID Quantique | ACQUIRIS | ORTEC | SENSL |
Model | MCS8A | MCS6A / MPA4T | MCS4 | P7882 | ID 800 | TC890 | 9353 | HRMTime |
Resolution | 80ps | 100ps | 30ns | 100(200)ns | 81ps | 50ps | 100ps | 432ps (27ps opt.) |
# of inputs | 8 | 5(6) | 2 | 2 | 8 | 6 | 1 | 1..4 |
input sensitivity | 10mV | 10mV | -300mV (+1.3V) | 50mV | LVTTL | 100mV | 50mV | TTL |
input pulse width | 80ps | 100ps | 1250ps | 2000ps | 4000ps | 350ps | 500ps | 1500ps |
edge slope | pos, neg, both | pos, neg, both | neg, (TTL: pos) | pos, neg | pos | pos, neg | pos, neg | pos |
Dead time | - | - | - | - | 5.5ns | 15ns | 1ns | 190ns |
Correction | unneeded | unneeded | unneeded | unneeded | yes | yes | no | |
selfcal. needed | no | no | no | no | yes | |||
time span (max.) | 8 days | 20 days | 32 days | 296 days | 10.48ms | 6.7ms | 143µs | |
burst rate | 6 GHz | 5 GHz | 400 MHz | 400 MHz | 10 MHz | 66 MHz | 1 GHz | 180 MHz |
sustained rate | 60 MHz | 17 MHz | 400 MHz | 400 MHz | 2.5 MHz total | 25 MHz | 10 MHz | 4.5 MHz |
pulse pair resol. | 160ps | 200ps | 2.5ns | 50ns | 5.5ns | 15ns | 1ns | 190ns |
pulse width mode | yes | yes | no | no | no | no | no | no |
multiple start | yes | yes | no | no | no | no | no | |
TAG bits | 16 | 16 | - | - | - | - | 2 | 16 |
TAG resolution | 5.12ns | 6.4ns | n/a | n/a | n/a | n/a | 60ns | 190ns |
Interface | USB 3.0 | USB 2.0 | USB 2.0 | PCI | USB 2.0 | PCI | PCI | USB 2.0 |
data word length | 32/64bit | 16-64bit | 64bit | 32bit | 32bit | 32bit | ||
Ext. Clock input | yes | yes | no | yes | yes | no | yes | |
Sync output | yes | yes | yes | yes | no | no | TTL | |
power | 16W | 36W | 12W | - | - | 25W | - | - |