MPFS250T datasheet(71/128 Pages) MICROCHIP

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The following table lists the maximum operating frequency (FMAX) of the math block in the industrial

temperature range (–40 °C to 100 °C).

Table 79 • Math Block Performance Industrial Range (–40 °C to 100 °C)

Unit

VDD = 1.05 V – 1

VDD = 1.05 V – STD

VDD = 1.0 V – 1

VDD = 1.0 V – STD

Modes

MHz

500

435

465

365

18 × 18 multiplica-

tion

MHz

500

435

465

365

18 × 18 multiplica-

tion summed with

48-bit input

MHz

500

430

460

355

18 × 19 multiplier

pre-adder ROM

mode

MHz

500

435

465

365

Two 9 × 9 multipli-

cation

MHz

500

435

465

365

9 × 9 DOTP

MHz

500

425

450

350

Complex 18 × 19

multiplication

6.4.2

SRAM Blocks

The following table lists the maximum operating frequency (FMAX) of the LSRAM block in the industrial

temperature range (–40 °C to 100 °C).

Table 80 • LSRAM Performance Industrial Temperature Range (–40 °C to 100 °C)

Condition

Unit

V DD = 1.05 V – 1

V DD = 1.05 V – STD

V DD = 1.0 V – 1

V DD = 1.0 V – STD

Two-port, all sup-

ported widths,

MHz

428

343

428

343

pipelined, simple-

write, and write-

feed-through

Two-port, all sup-

ported widths, non-

MHz

428

309

428

309

pipelined, simple-

write, and write-

feed-through

Dual-port, all sup-

ported widths,

MHz

428

343

428

343

pipelined, simple-

write, and write-

feed-through

Dual-port, all sup-

ported widths, non-

MHz

428

309

428

309

pipelined, simple-

write, and write-

feed-through

Two-port pipelined

ECC mode,

MHz

428

343

428

343

Microsemi Proprietary and Confidential. DS0147 Revision 1.0

AC Switching Characteristics

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