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IDT 79R3000A-20G144 information

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Type:CPU Manufacturer:IDT
family:R3000 microprocessors:IDT 79R3000A-20G144
Type CPU / Microprocessor
Frequency    20 MHz
Package 144-pin PGA
Architecture / Microarchitecture
Manufacturing process High-speed CEMOS technology
Data width 32 bit
Floating Point Unit IDT79R3010
Level 1 cache size    External 0 KB - 256 KB instruction cache
External 0 KB - 256 KB data cache
Physical memory 4 GB
Virtual memory 4 GB
Pipeline 5 stages
Multiprocessing Supported
On-chip peripherals
  • Memory Management Unit
  • Coprocessor interface
  • On-chip Cache Control
Electrical / Thermal parameters
V I/O or secondary 5V ± 5%
Minimum/Maximum operating temperature    0°C - 70°C
Maximum power dissipation    2.75 Watt (at 5 Volt)
Notes on IDT 79R3000A-20G144
  • Some processors capabilities, such as cache size, multiprocessor interface, "big-endian" or "little-endian" byte ordering, can be configured immediately after processor reset
  • Instruction-compatible with 79R2000 and 79R2000A processors
  • Pin-compatible with 79R2000A and 79R3000 processors


other microprocessors
IDT 79R3000A-20G175 IDT 79R3000AE-25G144
IDT 79R3000AE-25G175 IDT 79R3000AE-33G144
IDT 79R3000AE-33G175 NEC D30310R-33 (VR3000A-33)
Performance Semiconductor PACEMIPS PR3000-33PGC IDT 79R4400PC-50G
IDT 79R4400PC-67G IDT 79R4400PC-75G
IDT 79R4400SC-50G IDT 79R4400SC-67G

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