80960JA/JF/JD/JS/JC/JT 3.3 V Embedded 32-Bit Microprocessor Datasheet Product Features Code Compatible with all 80960Jx On-Chip Data RAM Processors 1 Kbyte Critical Variable Storage High-Performance Embedded Architecture Single-Cycle Access One Instruction/Clock Execution 3.3 V Supply Voltage Core Clock Rate is: 5 V Tolerant Inputs 1x the Bus Clock for 80960JA/JF/JS TTL Compatible Outputs 2x the Bus Clock for 80960JD/JC High Bandwidth Burst Bus 3x the Bus Clock for 80960JT 32-Bit Multiplexed Address/Data Load/Store Programming Model Programmable Memory Configuration Sixteen 32-Bit Global Registers Selectable 8-, 16-, 32-Bit Bus Widths Sixteen 32-Bit Local Registers (8 sets) Supports Unaligned Accesses Nine Addressing Modes Big or Little Endian Byte Ordering User/Supervisor Protection Model High-Speed Interrupt Controller Two-Way Set Associative Instruction Cache 31 Programmable Priorities 80960JA - 2 Kbyte Eight Maskable Pins plus NMI 80960JF/JD - 4 Kbyte Up to 240 Vectors in Expanded Mode 80960JS/JC/JT - 16 Kbyte Two On-Chip Timers Programmable Cache-Locking Independent 32-Bit Counting Mechanism Clock Prescaling by 1, 2, 4 or 8 Direct Mapped Data Cache Internal Interrupt Sources 80960JA - 1 Kbyte Halt Mode for Low Power 80960JF/JD - 2 Kbyte IEEE 1149.1 (JTAG) Boundary Scan 80960JS/JC/JT - 4 Kbyte Compatibility Packages Write Through Operation 132-Lead Pin Grid Array (PGA) On-Chip Stack Frame Cache 132-Lead Plastic Quad Flat Pack Seven Register Sets May Be Saved (PQFP) Automatic Allocation on Call/Return 196-Ball Mini Plastic Ball Grid Array 0-7 Frames Reserved for High-Priority (MPBGA) Interrupts Order Number: 273159-006 August 2004 INFORMATION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTOPPEL OR OTHERWISE, TO ANY INTELLECTUAL PROPERTY RIGHTS IS GRANTED BY THIS DOCUMENT. EXCEPT AS PROVIDED IN INTELS TERMS AND CONDITIONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO LIABILITY WHATSOEVER, AND INTEL DISCLAIMS ANY EXPRESS OR IMPLIED WARRANTY, RELATING TO SALE AND/OR USE OF INTEL PRODUCTS INCLUDING LIABILITY OR WARRANTIES RELATING TO FITNESS FOR A PARTICULAR PURPOSE, MERCHANTABILITY, OR INFRINGEMENT OF ANY PATENT, COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT. Intel products are not intended for use in medical, life saving, life sustaining applications. Intel may make changes to specifications and product descriptions at any time, without notice. Designers must not rely on the absence or characteristics of any features or instructions markedreserve orundefined Intel reserves these for future definition and shall have no responsibility whatsoever for conflicts or incompatibilities arising from future changes to them. The 80960JA/JF/JD/JS/JC/JT 3.3 V Embedded 32-Bit Microprocessor may contain design defects or errors known as errata which may cause the product to deviate from published specifications. Current characterized errata are available on request. Contact your local Intel sales office or your distributor to obtain the latest specifications and before placing your product order. Copies of documents which have an ordering number and are referenced in this document, or other Intel literature may be obtained by calling 1-800-548-4725 or by visiting Intels website at