DAC5578_10 Datasheet, PDF (33/55 Pages) Texas Instruments – 8-/10-/12-Bit, Octal-Channel, Ultra-Low Glitch, Voltage Output, Two-Wire Interface Digital-to-Analog Converters

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MSB
DB15
MSB
DB7
MSB
1
DB14
DB6
0
DAC5578
DAC6578
DAC7578
SBAS496A – MARCH 2010 – REVISED AUGUST 2010
Table 7. Most Significant Data Byte (MSDB)
LSB
DB13
DB12
DB11
DB10
DB9
DB8
Table 8. Least Significant Data Byte (LSDB)
LSB
DB5
DB4
DB3
DB2
DB1
DB0
Table 9. Broadcast Address Command
0
0
1
1
LSB
1
0
Table 10. DAC5578 Data Input Register Format
DB23
DB15
DB8
DB0
C3 C2 C1 C0 A3 A2 A1 A0 D7 D6 D5 D4 D3 D2 D1 D0 X X X X X X X X
|--------- Command and Address Bits ---------| |---------------------- Data Bits ----------------------| |--------------------- Don't Care ---------------------|
Table 11. DAC6578 Data Input Register Format
DB23
DB15
DB6
DB0
C3 C2 C1 C0 A3 A2 A1 A0 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 X X X X X X
|--------- Command and Address Bits ---------| |------------------------------ Data Bits ------------------------------| |------------- Don't Care -------------|
Table 12. DAC7578 Data Input Register Format
DB23
DB15
DB4
DB0
C3 C2 C1 C0 A3 A2 A1 A0 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 X X X X
|--------- Command and Address Bits ---------| |-------------------------------------- Data Bits --------------------------------------| |----- Don't Care -----|
Table 13. Read Sequence
S MSB … R/W(0) ACK MSB …
LSB ACK Sr MSB … R/W(1) ACK MSB … LSB ACK MSB …
LSB ACK
Address Byte
Command/Access Byte
Sr
Address Byte
MSDB
LSDB
From master
Slave
From master
Slave
From master
slave
From Slave
Master
From Slave
Master
Copyright © 2010, Texas Instruments Incorporated
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