max5309 Maxim Integrated Products, Inc., max5309 Datasheet - Page 8

• Manufacturer Part Number: max5309
• Description: Low-power, Low-glitch, Octal 10-bit Voltage-output Dacs With Serial Interface
• Manufacturer: Maxim Integrated Products, Inc.

Low-Power, Low-Glitch, Octal 10-Bit Voltage-
Output DACs with Serial Interface
Table 1. Serial Interface Configuration
8
X = Don’t Care
MSB
C3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
CONTROL BITS
_______________________________________________________________________________________
C2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
C1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
C0 D09 D08 D07 D06 D05 D04 D03 D02 D01 D00
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
DAC
X
X
8
DAC
X
X
7
16-BIT SERIAL WORD
DAC
X
X
6
DAC
X
X
5
DAC
X
X
4
DATA BITS
DAC
X
X
3
DAC
X
X
2
DAC
X
X
1
X
X
X
X
X
X
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
LSB
0
0 RESET
0
0
0
0
0
0
0
0
0
0
0
0
0
DESC. FUNCTION
NOP
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
1–4
5–8
1–8
1–8
1–8
1
2
3
4
5
6
7
8
No Operation
RESET All Internal Registers.
Power-down DACs, outputs
pulled down with 100kΩ.
Equivalent to software CLR.
D9–D0 to Input Register 1, DAC
Output Unchanged
D9–D0 to Input Register 2,
DAC Output Unchanged
D9–D0 to Input Register 3,
DAC Output Unchanged
D9–D0 to Input Register 4,
DAC Output Unchanged
D9–D0 to Input Register 5,
DAC Output Unchanged
D9–D0 to Input Register 6,
DAC Output Unchanged
D9–D0 to Input Register 7,
DAC Output Unchanged
D9–D0 to Input Register 8,
DAC Output Unchanged
D9–D0 to Input Registers
1–4 and DAC Registers 1–4,
DAC Outputs Updated
(Write-Thru).
D9–D0 to Input Registers
and DAC Registers, DAC
Outputs Updated (Write-Thru).
D9–D0 to Input Registers
and DAC Registers, DAC
Outputs Updated (Write-Thru).
D9–D0 to Input Registers,
DAC Outputs Unchanged
Input Registers to DAC Registers
Indicated by Ones, DAC Outputs
Updated, Equivalent to Software
LDAC. (No effect on DACs
indicated by 0s.)