XRD5408 Datasheet, PDF (2/16 Pages) Exar Corporation – 5V, Low Power, Voltage Output Serial 8/10/12-Bit DAC Family

XRD5408/10/12
BLOCK DIAGRAM
V_REFIN
AGND
CS
SCLK
SDIN
2ⁿ Switch
Matrix
R
+
-
V_OUT
R
V_DD V_DD
Shift Register
DOUT
Power On
Reset
Figure 1. Block Diagram
PIN CONFIGURATION
SDIN
1
SCLK
2
CS
3
DOUT
4
8
V_DD
7
V_OUT
6
V_REFIN
5
AGND
8 Lead SOIC (Jedec, 0.150”)
SDIN 1
SCLK 2
CS ³
DOUT ⁴
8 V_DD
7 V_OUT
6 _VREFIN
5 _AGND
8 Lead PDIP (0.300”)
PIN DESCRIPTION
Pin #
1
2
3
4
5
6
7
8
Symbol
SDIN
SCLK
CS
DOUT
AGND
V_REFIN
V_OUT
V_DD
Rev. 1.20
Description
Serial Data Input
Serial Data Clock
Chip Select (Active High)
Serial Data Output
Analog Ground
Voltage Reference Input
DAC Output
Supply Voltage
2