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■ 32-bit SPARClite
Part Number MB86831 MB86832 MB86833 MB86834 MB86836
Processor functions
Performance [VAXMIPS]
80
(66 MHz)
97
(80 MHz)
80
(66 MHz)
130
(108 MHz)
109 (90 MHz)
Internal supply voltage [V] 3.3 3.3 3.3 2.5 3.3
External supply voltage [V] 3.3/5 3.3/5 3.3/5 3.3 3.3/5
Internal FPU 66 80 66 108 90
FPU performance (peak) [MFLOPS]
Operating frequency [MHz] 256M 256M/ (4G) 16M/ (256M) 256M/ (4G) 256M
PLL 16 16/ (1) 16/ (1) 16/ (1) 16
Address space [B] 136 (32 bit) 136 (32 bit) 136 (32 bit) 136 (32 bit) 136 (32 bit)
Number of address spaces [space] 8 8 8 8 8
Number of internal general-purpose
registers
4K/2K 8K/8K 1K/1K 1K/1K 8K/8K
Number of register windows —
Internal cache (instruction/data) [B]
Cache function (2-way set associative) — — — — —
Cache function (burst mode) — — — — —
Number of interrupt channels
(channels/levels)
8/15 8/15 8/15 8/15 8/15
Process
(gate width/number of Al wiring layers)
0.35 µm/2layer 0.35 µm/2layer 0.35 µm/2layer 0.25 µm/2layer 0.35 µm/2layer
Package QFP-176P QFP-176P QFP-144P QFP-176P BGA-144P
Internal peripheral devices
Chip select generation [lines] 6 6 6 6 6
Wait state generation
Page mode DRAM support
DRAM refresh counter
Clock generation — — — — —
8/16-bit boot ROM interface
8/16-bit bus interface
SRAM interface — — — — —
DRAM controller
(direct connection of DRAM)
—
SDRAM controller — — — — —
Interrupt controller
(number of interrupt channels)
88888
Emulator (ICE) support — — — —
Other — — — — —
Performance — — — — JTAG
Page 266
Microprocessor List (32-bit SPARClite)