40-bit Serial to Parallel Driver for GaAs FETs

Rev. V1

4

4

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MADR-011007

Serial Interface Timing Diagram

Serial Interface Timing Characteristics

Typical performance

Symbol

Parameter

-40°C

+25°C

+85°C

Unit

Min. Serial Clock Period

100

100

100

ns

Min. DATA Set-up Time

20

20

20

ns

Min. DATA Hold Time

20

20

20

ns

Min. LOAD Set-up Time

20

20

20

ns

Min. LOAD Pulse Width

20

20

20

ns

Min. Serial CLK Hold Time from LOAD

20

20

20

ns

Bit 1

Bit 2

Bit 39

Bit 40

SERIAL CLK

LOAD

SERIN

Bit 1

Bit 2

Bit 39

Bit 40

SEROUT

(SERIN delayed by

40 clock cycles)