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DAC53508 Datasheet(PDF) 23 Page - Texas Instruments

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Part # DAC53508
Description  DACx3508 Octal, 10-Bit or 8-Bit, SPI Interface, Buffered Voltage Output DACs in Tiny 3 횞 3 WQFN Package
PDF  38 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

DAC53508 Datasheet(HTML) 23 Page - Texas Instruments

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8.6.1 DEVICE_CONFIG Register (address = 01h) [reset = 00FFh]
Figure 8-3. DEVICE_CONFIG Register
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
X
RESERVED
PDN-All
PDNH
PDNG
PDNF
PDNE
PDND
PDNC
PDNB
PDNA
W-0h
W-0h
W-0b
W-FFh
Table 8-4. DEVICE_CONFIG Register Field Descriptions
BIT
FIELD
TYPE
RESET
DESCRIPTION
15-12
X
W
0h
Don't care
11-9
RESERVED
W
00
Reserved
8
PDN-All
W
0
Global power down bit:
0: Normal operation
1: All DAC channels and internal biasing blocks are powered
down.
7-0
PDNx
W
FFh
Channel-specific power down bits:
0: DACx powered up
1: DACx powered down with 10 kΩ pulldown resistor to AGND.
8.6.2 STATUS_TRIGGER Register (address = 02h) [reset = 0000h]
Figure 8-4. STATUS_TRIGGER Register
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
X
SW_RST
W-000h
W-0h
Table 8-5. STATUS_TRIGGER Register Field Descriptions
BIT
FIELD
TYPE
RESET
DESCRIPTION
15-4
X
W
000h
Don't care
3-0
SW_RST
W
0h
Device resets to default value when this bit field is set to 1010.
Other values do not have any impact.
8.6.3 BRDCAST Register (address = 03h) [reset = 0000h]
Figure 8-5. BRDCAST Register
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
X
BRDCAST_DATA[9:0] / BRDCAST_DATA[7:0]
X
W-0h
W-000h
W-00b
Table 8-6. BRDCAST Register Field Descriptions
BIT
FIELD
TYPE
RESET
DESCRIPTION
15-12
X
W
0h
Don't care
11-2
BRDCAST_DATA[9:0] /
BRDCAST_DATA[7:0]
W
000h
Writing to the BRDCAST register forces the DAC channel to
update the active register data to BRDCAST_DATA.
Data are MSB-aligned in straight-binary format and follow the
format below:
DAC53508: { DATA[9:0] }
DAC43508: { DATA[7:0], x, x }
x – Don’t care bits
1-0
X
W
00
Don't care
www.ti.com
DAC53508, DAC43508
SLASF08 – DECEMBER 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: DAC53508 DAC43508



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