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Cross Reference for Quartz Crystal Units

TQ Code
 Frequency [MHz]
 Overtone AXTAL Ordering Code
 RoHS Pb free
TQ 3330
 3.579 ~ 24
1 AXX49S-Freq-30-AT1-50-E8
 X
 X
TQ 3330
 24 ~ 40
 1 (BT) AXX49S-Freq-30-BT1-50-E8 X
 X
TQ 3300 40 ~ 60
 3
 AXX49S-Freq-00-AT3-50-E8 X
 X
TQ 33xx
 3.579 ~ 24
1 AXX49S-Freq-xx-AT1-50-E8
 X
 X
TQ 33xx
 24 ~ 40
 1 (BT) AXX49S-Freq-xx-BT1-50-E8 X
 X
TQ 33xx 40 ~ 60
 3
 AXX49S-Freq-xx-AT3-50-E8 X
 X
TQ 3330S
 3.579 ~ 24
 1
 AXX49SMD4-Freq-30-AT1-50-E8 X
 X
TQ 33xxS
 3.579 ~ 24
 1
 AXX49SMD4-Freq-xx-AT1-50-E8 X
 X
TQ 5130**
 1 ~ 18
 1
 AXX51-Freq-30-1-30-E8** X
 X
TQ 51xx**
 1 ~ 18
 1
 AXX51-Freq-xx-1-30-E8** X
 X
TQ 5330
 1.8432 ~ 24
 1
AXX49-Freq-30-1-30-E8
 X
 X
TQ 5300
 20 ~ 60
 3
AXX49-Freq-00-3-30-E8
 X
 X
TQ 5300
 60 ~ 100
 5
AXX49-Freq-00-5-30-E8
 X
 X
TQ 53xx
 1.8432 ~ 24
 1
AXX49-Freq-xx-1-30-E8
 X
 X
TQ 53xx
 20 ~ 60
 3
AXX49-Freq-xx-3-30-E8
 X
 X
TQ 53xx
 60 ~ 100
 5
AXX49-Freq-xx-5-30-E8
 X
 X
TQ 5530
 6 ~ 24
 1
AXX52-Freq-30-1-30-E8
 X
 X
TQ 5500
 >24 ~ 60
 3
AXX52-Freq-00-3-30-E8
 X
 X
TQ 55xx
 6 ~ 24
 1
AXX52-Freq-xx-1-30-E8
 X
 X
TQ 55xx
 >24 ~ 60
 3
AXX52-Freq-xx-3-30-E8
 X
 X

Notes:
Freq  = nominal frequency in MHz
xx      = load capacitance in pF, whereas  xx =  "00" for series resonance
**     = not re commended for new designs
Add "T&R" to the ordering code, if packing should be in Tape & Reel