Datasheet

MAX1020/MAX1022/MAX1057/MAX1058
10-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
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SCLK
DIN
DOUT
1234
t
CSPWH
t
CSS
t
DOE
t
DS
t
DH
t
DOT
t
CL
t
CH
t
CSH
t
DOD
32
16
8
D15 D14 D13 D12 D11
5
D15
D7
D14
D6
D13
D5
D12
D4
D0
D1
D0
D1
CS
Figure 11. DAC/GPIO Serial-Interface Timing (Clock Mode 11)
SCLK
DIN
DOUT
CS
1289
24
BIT 7 (MSB)
BIT 6
BIT 0 (LSB)
THE COMMAND BYTE
INITIALIZES THE DAC SELECT
REGISTER
THE NEXT 16 BITS SELECT THE DAC
AND THE DATA WRITTEN TO IT
BIT 15 BIT 14
10
BIT 0BIT 1
Figure 12. DAC-Select Register Byte and DAC Serial-Interface Word