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DAC6574 as a Slave Transmitter—Standard and Fast Mode

SLAVE ADDRESS R/W

A Ctrl <7:1>

A

MS-Byte A

LS-Byte

A P

0 (write)

Data Transferred

(2 Bytes + Acknowledge)

PDN-Byte:

PD1

PD2

1

1

1

1

1

1

MSB

LSB

S

PD0

Sr Slave Address

R/W A

1 (read)

0 = (Normal Mode)

A

PDN-Byte A

LS-Byte

A P

PD0

Sr Slave Address

R/W

A

MS-Byte A

(DAC6574)

(MASTER)

(MASTER)

1 = (Power Down Flag)

Data Transferred

(3 Bytes + Acknowledge)

(DAC6574)

(MASTER)

(MASTER)

(MASTER)

PD1 = Power−Down Bit

PD2 = Power−Down Bit

1 (read)

(DAC6574)

(DAC6574)

DAC6574 as a Slave Transmitter—High-Speed Mode

Slave Address

R/W A Ctrl <7:1>

A

MS-Byte A

LS-Byte

A P

0 (write)

Data Transferred

(2 Bytes + Acknowledge)

PD0

Sr

Slave Address

R/W A

1 (read)

0 = (Normal Mode)

A

PDN-Byte A

LS-Byte

A P

PD0

Sr Slave Address

R/W

A

MS-Byte A

(DAC6574)

(DAC6574)

(DAC6574)

(MASTER)

(MASTER)

1 = (Power −Down Flag)

Data Transferred

(3 Bytes + Acknowledge)

(DAC6574)

(MASTER)

(MASTER)

(MASTER)

Sr

HS-Mode

A

S

F/S-Mode

1 (read)

HS-Master Code

DAC6574

SLAS408 – DECEMBER 2003

Figure 35 shows the standard and fast mode master transmitter addressing a DAC6574 Slave Transmitter with a

7-bit address.

Figure 35. Standard and Fast Mode: Slave Transmitter

Figure 36 shows an I

Transmitter.

Figure 36. High-Speed Mode: Slave Transmitter

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