LTC4280CUFD datasheet(22/28 Pages) LINER

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LTC4280

4280f

APPLICATIONS INFORMATION

ADDRESS

1 0 a4:a0

4280 F07

FROM MASTER TO SLAVE

FROM SLAVE TO MASTER

A: ACKNOWLEDGE (LOW)

A: NOT ACKNOWLEDGE (HIGH)

R: READ BIT (HIGH)

W: WRITE BIT (LOW)

S: START CONDITION

P: STOP CONDITION

COMMAND

DATA

X X X X X b2:b0

b7:b0

Figure 7. LTC4280 Serial Bus SDA Write Byte Protocol

ADDRESS

1 0 a4:a0

COMMAND

DATA

X X X X X b2:b0

4280 F08

X X X X X X X X

b7:b0

Figure 8. LTC4280 Serial Bus SDA Write Word Protocol

ADDRESS

1 0 a4:a0

1 0

COMMAND

ADDRESS

R A

b7:b0 1

DATA

X X X X X b2:b0

4280 F09

A P

Figure 9. LTC4280 Serial Bus SDA Read Byte Protocol

ADDRESS

1 0 a4:a0

1 0

COMMAND

ADDRESS

R A

b7:b0

DATA

X X X X X b2:b0

4280 F10

b7:b0

DATA

A P

Figure 10. LTC4280 Serial Bus SDA Read Word Protocol

ALERT

RESPONSE

ADDRESS

0 0 0 1 1 0 0

DEVICE

ADDRESS

1 0 a4:a0 0

4280 F11

A P

Figure 11. LTC4280 Serial Bus SDA Alert Response Protocol

LTC4280CUFD Datasheet(PDF) 22 Page - Linear Technology

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