NM25C020N 데이터 시트보기 (PDF) - Fairchild Semiconductor

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NM25C020N

2K-Bit Serial CMOS EEPROM (Serial Peripheral Interface (SPI) Synchronous Bus)

Fairchild Semiconductor 

AC Test Conditions (Continued)

FIGURE 1. Synchronous Data Timing Diagram

VIH

CS

VIL

tCSS

VIH

SCK

VIL

VIH

,
, SI

VIL

VOH

SO

, VOL

tCLH

tCLL

tDIS

tPD

tDIN

tDH

tCSH

tCSN

tDF

FIGURE 2. HOLD Timing

SCK

tHDS

HOLD

SO

tHDN

tHZ

tHDS

tHDN

tLZ

FIGURE 3. SPI Serial Interface

MASTER MCU

DATA OUT (MOSI)

DATA IN (MISO)

SERIAL CLOCK (CLK)

SPI

SS0

CHIP

SS1

SELECTION SS2

SS3

5

NM25C020 Rev. D.1

NM25C020

SI

SO

SCK

CS

SI

SO

SCK

CS

SI

SO

SCK

CS

SI

SO

SCK

CS

DS012400-3

DS012400-6

DS012400-4

www.fairchildsemi.com

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