Product Selector New FIFO Product Offerings Select more device parameters by clicking the checkboxes below: Min. Operating Temp. (°C) (70) Max. Operating Temp. (°C) (70) Automotive Qualified (70) Select device parameters to narrow your part search: Density (Kb) Organization (X x Y) Speed (ns) Frequency (MHz) Min. Operating Voltage (V) Max. Operating Voltage (V) Package Min. Operating VCCQ (V) Max. Operating VCCQ (V) Temp. Classification 2 (2) 4 (10) 8 (4) 16 (7) 64 (4) 128 (9) 256 (6) 512 (3) 1024 (7) 18432 (6) 36864 (6) 73728 (6) 1Kb x 9 (4) 2Kb x 9 (3) 16Kb x 9 (3) 1Kb x 18 (4) 1Mb x 36 (6) 256b x 9 (2) 2Mb x 36 (6) 32Kb x 9 (2) 4Kb x 18 (4) 512b x 9 (10) 64Kb x 9 (1) 8Kb x 18 (6) 128Kb x 9 (2) 16Kb x 18 (4) 32Kb x 18 (2) 64Kb x 18 (5) 512Kb x 36 (6) 15 (2) 20 (5) N/A (63) 67 (32) 100 (25) 133 (6) N/A (7) 1.70 (11) 3.00 (31) 4.50 (28) 1.90 (11) 3.60 (31) 5.50 (28) BGA (18) SOJ (2) PLCC (14) TQFP (36) 1.70 (9) 3.00 (33) 4.50 (28) 1.90 (9) 3.60 (33) 5.50 (28) Commercial (41) Industrial (29) Tip: To select multiple values in a box, hold down the CTRL key first, then use your mouse to choose desired values, and then release the control key. 70 Results - Show All Results 1 to 20 of 70 Results | Next > Part Number Status Density (Kb) Organization (X x Y) Speed (ns) Frequency (MHz) Min. Operating Voltage (V) Max. Operating Voltage (V) Package Min. Operating VCCQ (V) Max. Operating VCCQ (V) Temp. Classification CY7C421-15AXC Datasheet In Production 4 512b x 9 15 N/A 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C421-15AXCT Datasheet In Production 4 512b x 9 15 N/A 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C421-20JXC Datasheet In Production 4 512b x 9 20 N/A 4.5 5.5 PLCC 4.5 5.5 Commercial CY7C421-20JXCT Datasheet In Production 4 512b x 9 20 N/A 4.5 5.5 PLCC 4.5 5.5 Commercial CY7C421-20JXI Datasheet Not Recommended for New Designs 4 512b x 9 20 N/A 4.5 5.5 PLCC 4.5 5.5 Industrial CY7C421-20VXC Datasheet In Production 4 512b x 9 20 N/A 4.5 5.5 SOJ 4.5 5.5 Commercial CY7C421-20VXCT Datasheet In Production 4 512b x 9 20 N/A 4.5 5.5 SOJ 4.5 5.5 Commercial CY7C4201V-15AXC Datasheet In Production 2 256b x 9 N/A 67 3 3.6 TQFP 3 3.6 Commercial CY7C4201V-15AXCT Datasheet In Production 2 256b x 9 N/A 67 3 3.6 TQFP 3 3.6 Commercial CY7C4211V-15AI Datasheet Not Recommended for New Designs 4 512b x 9 N/A 67 3 3.6 TQFP 3 3.6 Industrial CY7C4211V-15AIT Datasheet Not Recommended for New Designs 4 512b x 9 N/A 67 3 3.6 TQFP 3 3.6 Industrial CY7C4211V-15AXI Datasheet In Production 4 512b x 9 N/A 67 3 3.6 TQFP 3 3.6 Industrial CY7C4221-15AXC Contact Sales Not Recommended for New Designs 8 1Kb x 9 N/A 67 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C4221-15AXCT Contact Sales Not Recommended for New Designs 8 1Kb x 9 N/A 67 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C4221-15JXC Contact Sales Not Recommended for New Designs 8 1Kb x 9 N/A 67 4.5 5.5 PLCC 4.5 5.5 Commercial CY7C4221-15JXCT Contact Sales Not Recommended for New Designs 8 1Kb x 9 N/A 67 4.5 5.5 PLCC 4.5 5.5 Commercial CY7C4225-15ASXC Datasheet In Production 16 1Kb x 18 N/A 67 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C4225-15AXC Datasheet In Production 16 1Kb x 18 N/A 67 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C4225-15AXCT Datasheet In Production 16 1Kb x 18 N/A 67 4.5 5.5 TQFP 4.5 5.5 Commercial CY7C4225-10AXI Datasheet In Production 16 1Kb x 18 N/A 100 4.5 5.5 TQFP 4.5 5.5 Industrial 70 Results - Show All Results 1 to 20 of 70 Results | Next > Prices are shown in United States dollars and are for budgetary use only. Don't see what you are looking for? Please contact the Cypress Sales team for further assistance on product offerings.