DA C
Austin Semiconductor, Inc.
PIN DESCRIPTION
PIN
1
2
3
4
5
NAME
CREF
OUTP
OUTN
AGND
AV
DD
FUNCTION
REFO
Positive Analog Output, Current Output
Negative Analog Output, Current Output
Analog Ground
Analog Positive Supply, +2.7V to +3.3V
AS5181
6
DAC Enable, Digital Input
0: Enter DAC standby mode with PD = DGND
DACEN 1: Power-up DAC with PD = DGND
X: Enter shutdown mode with PD = DV
DD
(X = Don't Care)
Power-Down Select
0: Enter DAC standby mode (DACEN = DGND) or power-up DAC (DACEN = DV
DD
)
PD
1: Enter shutdown mode
CS\
Active-Low Chip Select
CLK
Clock Input
REN\
Active-Low Reference Enable. Connect to DGND to activate on-chip +1.2V reference.
D0
Data Bit D0 (LSB)
D1 - D8 Data Bits D1 - D8
D9
Data Bit D9 (MSB)
DV
DD
DGND
REFR
REFO
Digital Supply, +2.7V to +3.3V
Digital Ground
Reference Input
Reference Output
7
8
9
10
11
12 - 19
20
21
22
23
24
AS5181
Rev. 0.3 6/05
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
7
AUSTIN [ AUSTIN SEMICONDUCTOR ]
