Quartz Crystal Units - Reference Table

Enclosure	Typical Specification	Frequency range	Stability		Remarks
[IEC Type]	Download		[ppm]	[°C]
Through-Hole (THD) in conventional metal package
HC-52/U (UM-1) [EB, EK]	AXX52	6 MHz ~ 160 MHz	± 5 ~ 50	0°C ~ 50°C -10°C ~ 60°C -20°C ~ 70°C -40°C ~ 85°C -40°C ~105°C	Miniature package
UM-4 [EJ]	AXUM4	8 MHz ~ 160 MHz	± 5 ~ 50		Miniature package, low profile
UM-5 [EJ]	AXUM5	6 MHz ~ 160 MHz	± 5 ~ 50		Miniature package with reduced height
HC-49/U [DP]	AXX49	1.8 MHz ~ 150 MHz	± 5 ~ 50		Low-cost package
HC-49/T [EH]	AXX49T	3 MHz ~ 150 MHz	± 5 ~ 50		HC-49/T with reduced height
HC-49/S [CU 01]	AXX49S	3.579 MHz ~ 90 MHz	± 5 ~ 50		HC-49/S Low profile H = 2.5 or 3.5 mm
HC-35/U [CK]	AXX35	5 MHz ~ 200 MHz	± 5 ~ 50		HC-35/U ("TO-5") package
Surface Mount (SMD) in ceramic & resin molded packages
4.0 x 2.5 [4.0 x 2.5 mm]	AXX4025	12 MHz ~ 45 MHz	± 15 ~100	0° ~ 50°C -10°~60°C -20°~70°C -40°~85°C	Seam weld, ceramic, 4 pads
DCC-4/06 [6.0 x 3.5 mm]	AXX6035	10 MHz ~ 160 MHz	± 5 ~ 50	-10°C ~ 60°C -30°C ~ 85°C	Seam weld, ceramic, 4 pads
DCC-4/04 [7.0 x 5.0 mm]	AXX7050	10 MHz ~ 160 MHz	± 5 ~ 50		Seam weld, ceramic, 4 pads
Surface Mount (SMD) in metal package
UM-1 Clip [SS-L3]	AXX52 Option J	8 MHz ~ 160 MHz	± 5 ~ 50	0°C ~ 50°C  to -40°C ~105°C	HC-52/U (UM-1) with Metal jacket (clip) for  horizontal mount
UM-4 Clip [SS-L3]	AXUM4 Option J	8 MHz ~ 160 MHz	± 5 ~ 50	0°C ~ 50°C  to -40°C ~105°C	UM-4 with Metal jacket (clip) for horizontal mount
UM-5 Clip [SS-L3]	AXUM5 Option J	8 MHz ~ 160 MHz	± 5 ~ 50	0°C ~ 50°C  to -40°C ~105°C	UM-5 with Metal jacket (clip)  for horizontal mount
HC-49 Clip [SS-L3]	AXX49 Option J	3.579 MHz ~ 150 MHz	± 5 ~ 50	0°C ~ 50°C  to -40°C ~105°C	HC-49/U with Metal jacket (clip) for horizontal mount
HC-49/SMD [SS-J2]	AXX49SMD	3.579 MHz ~ 90 MHz	± 5 ~ 50	0°C ~ 50°C  to -40°C ~105°C	HC-49/S  Low profile with SMD Tab for vertical mount

Langasite Resonators

Enclosure	Model	Frequency	Stability		Remarks
Type	Download		[ppm]	[°C]
HC-52/U [EB]	AXLGS52F	5 MHz ~ 29 MHz	± 20	0°C ~ +50°C	Langasite (LGS)
DCC-4/06 [6.0 x 3.5]	AXLGS635F	10 MHz ~ 29 MHz	± 20	0°C ~ +50°C	Langasite (LGS)