ADS1208
www.ti.com
SBAS348A–MARCH 2005–REVISED MARCH 2005
DEVICE INFORMATION
16-LEAD TSSOP PACKAGE
(TOP VIEW)
BVDD
BGND
MCLK
MCLK
MDATA
MDATA
M0
IOUT
IADJ
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
AVDD
VIN+
ADS1208
VIN−
AGND
REFIN
REFOUT
M1
Table 1. TERMINAL FUNCTIONS
PIN
DESCRIPTION
NO.
1
NAME
IOUT
Current output for sensor
Output current adjustment
Analog supply
2
IADJ
3
AVDD
VIN+
4
Positive input
5
VIN–
Negative input
6
AGND
REFIN
REFOUT
M1
Analog ground
7
Reference input
8
Reference output
9
Mode selection input
10
11
12
13
14
15
16
M0
Mode selection input
MDATA
MDATA
MCLK
MCLK
BGND
BVDD
Inverted data output
Noninverted data output
Inverted clock output (Modes 0, 1); Clock input (Mode 3)
Noninverted clock output
Digital interface ground
Digital interface supply (2.7V to 5.5V)
7