MAX6955 데이터 시트보기 (PDF) - Maxim Integrated

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MAX6955

2-Wire Interfaced, 2.7V to 5.5V LED Display Driver with I/O Expander and Key Scan

Maxim Integrated 

MAX6955

2-Wire Interfaced, 2.7V to 5.5V

LED Display Driver with I/O

Expander and Key Scan

SDA

SCL

tHD, STA

START

CONDITION

tSU, DAT

tLOW

tHIGH

tR

tF

tHD, DAT

Figure 2. 2-Wire Serial Interface Timing Details

tSU, STA

tHD, STA

REPEATED START

CONDITION

tBUF

tSU, STO

STOP

START

CONDITION CONDITION

SDA

SCL

S

START CONDITION

Figure 3. Start and Stop Conditions

P

STOP CONDITION

SDA

1

1

0

A3

A2

A1

A0

R/W

ACK

START

MSB

LSB

SCL

Figure 4. Slave Address

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