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Infomation on NRND (Not Recommended for New Design) products (Crystal Devices)

These products are supplied for continued use in pre-existing designs, and are not recommended for use in new product designs. Please contact us through our Web site or the nearest sales office for details.

Crystal Units

Not Recommended for New Design Recommended Substitute
Type Data sheet (PDF) Type Data sheet (PDF)
CT1612DB (PDF/811KB) CT1612RB (PDF/189KB)
CT2520DB (PDF/813KB) Please contact us -
CX2016GR (PDF/128KB) CX2016SA (PDF/249KB)
CX2520DB (PDF/129KB)
CX3225SB (for Digital Electronics / for Mobile Communications) (PDF/402KB)
CX3225SB (for Automotive Applications) (PDF/406KB)
CX3225CA (PDF/515KB)
CX3225GB (PDF/515KB)
CX5032SA (PDF/158KB) Please contact us -
CX5032SB (PDF/158KB) Please contact us -
CX5032GA (PDF/158KB) Please contact us -
CX5032GB (PDF/158KB) Please contact us -

SPXO (Clock Oscillators)

Not Recommended for New Design Recommended Substitute
Type Data sheet (PDF) Type Data sheet (PDF)
KC2520A-C1 (PDF/391KB) KC2520Z
KC2520K
(PDF/322KB)(PDF/387KB)
KC2520A-C2 (PDF/392KB)
KC2520A-C3 (PDF/392KB)
KC2520B-C1 (PDF/714KB)
KC2520B-C2 (PDF/714KB)
KC2520B-C2(1.5MHz~54MHz) (PDF/362KB)
KC2520C-C1 (PDF/219KB) KC2520Z (PDF/322KB)
KC2520C-C2 (PDF/219KB)
KC5032A-CM (PDF/120KB) KC5032Z
KC5032K
(PDF/322KB)(PDF/387KB)
KC5032A-C1 (PDF/118KB)
KC5032A-C2 (PDF/118KB)
KC5032A-C5 (PDF/177KB) Please contact us -
KC5032E-C3 (PDF/133KB) Please contact us -
KC7050B/
FXO-37FNB
(PDF/132KB) KC7050Z
KC7050K
(PDF/322KB)
(PDF/387KB)
KC3225L-P2/P3 (PDF/138KB) Please contact us -
KC5032L-P2/P3 (PDF/138KB) Please contact us -
KC7050L-P2/P3 (PDF/133KB) Please contact us -
KC7050C-CL / K50-CL (PDF/133KB) Please contact us -
KC7050C-C3 / K50-3C (PDF/138KB) Please contact us -
KC7050C-C5 / K50-HC (PDF/137KB) KC7050Z
KC7050K
(PDF/322KB)(PDF/387KB)
KC7050H-C3 / K50H-3C (PDF/399KB) KC7050Z
KC7050K
(PDF/322KB)(PDF/387KB)
KC5032R (PDF/135KB) Please contact us -
KC5032G (PDF/139KB) Please contact us -
KC5032F Please contact us Please contact us -
KC3225L-L2/L3 (PDF/192KB) Please contact us -
KC5032L-L2/L3 (PDF/139KB) Please contact us -
KC7050L-L2/L3 (PDF/130KB) Please contact us -
KC3225L-H2/H3 (PDF/176KB) Please contact us -
KC5032L-H2/H3 (PDF/176KB) Please contact us -
KC7050L-H2/H3 (PDF/199KB) Please contact us -

VCXO

Not Recommended for New Design Recommended Substitute
Type Data sheet (PDF) Type Data sheet (PDF)
KV3225L (PDF/155KB) Please contact us -
KV5032L (PDF/137KB) Please contact us -
KV7050L (PDF/136KB) Please contact us -
KV7050A/VC-FXO-35F (PDF/120KB) Please contact us -
KV5032F Please contact us - -

TCXO

Not Recommended for New Design Recommended Substitute
Type Data sheet (PDF) Type Data sheet (PDF)
KT2016A (PDF/231KB) KT1612A
KT2016K
KT2520K
(PDF/206KB) (PDF/206KB)(PDF/206KB)
KT2016A For GPS (PDF/218KB)
KT2520F (PDF/229KB)
KT2520F For GPS (PDF/226KB)
KT2520P (PDF/188KB)
KT2520P For GPS (PDF/160KB)
KT3225K (PDF/239KB)
KT3225P / KT21N (PDF/239KB)
KT3225P / KT21N
For GPS
(PDF/217KB)
KT3225L / KT23 Please contact us

kHz Range Crystal Devices

Not Recommended for New Design Recommended Substitute
Type Data sheet (PDF) Type Data sheet (PDF)
ST2012SB (PDF/493KB) Please contact us -
ST3215SB (PDF/429KB) Please contact us -
KT3225T (PDF/348KB) Please contact us -
KR3225Y (PDF/373KB) Please contact us -

Optical Devices

Not Recommended for New Design Recommended Substitute
Type Data sheet (PDF) Type Data sheet (PDF)
Optical Low Pass Filters (PDF/122KB) - -
Quartz Crystal Wave Plates (PDF/127KB) - -
Etalon Filters (PDF/127KB) - -