MAX5105 MAXIM [Maxim Integrated Products], MAX5105 Datasheet - Page 13

• Manufacturer Part Number: MAX5105
• Description: Nonvolatile, Quad, 8-Bit DACs
• Manufacturer: MAXIM [Maxim Integrated Products]

The nonvolatile store command is ignored if all DACs
are muted or in shutdown.
This command directly loads the DAC data to the
selected DAC volatile register and updates the respec-
Table 3. Nonvolatile Store Command
Table 4. Register Write Command
Table 5. Nonvolatile Read Command
Table 6. Nonvolatile Load Command
Table 7. Mute/Shutdown Modes
Figure 5. Nonvolatile Store Command Timing Diagram
START
START
START
START
START
1
1
1
1
1
DOUT
CS
CLK
DIN
RDY/BSY (MAX5105 ONLY)
C1
C1
C1
C1
C1
0
0
1
1
0
_______________________________________________________________________________________
START
C0
C0
C0
C0
C0
HIGH IMPEDANCE
0
1
0
1
0
Register Write Command
C 1
A2
A2
A2
A2
A2
C 0
1
Address
Address
Address
Address
A 2
A1
A1
A1
A1
A1
0
A 1
Nonvolatile, Quad, 8-Bit DACs
A 0
A0
A0
A0
A0
A0
0
D 7
D7
D7
D7
D7
D7
D 6
tive output on the rising edge CLK corresponding to
D0. The mute/shutdown volatile register is also accessi-
ble through this command by setting A2 high. A 1 in
any of the four MSBs (D7–D4) mutes the selected DAC;
a 1 in any of the four LSBs (D3–D0) disables the select-
ed DAC (Table 1). The DAC operating states change
D 5
D6
D6
D6
D6
D6
D 4
t
BUSY
D5
D5
D5
D5
D5
D 3
Mute/Shutdown State
D 2
D4
D4
D4
D4
D4
Don’t Care
Don’t Care
8-Bit Data
8-Bit Data
D 1
D3
D3
D3
D3
D3
D 0
D2
D2
D2
D2
D2
D1
D1
D1
D1
D1
D0
D0
D0
D0
D0
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