THS1401
THS1403
THS1408
SLAS248D DECEMBER 1999 REVISED SEPTEMBER 2005
www.ti.com
2
ABSOLUTE MAXIMUM RATINGS
Over operating free-air temperature range unless otherwise noted.(1)
Supply voltage, (AVDD to AGND)
4V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Supply voltage, (DVDD to DGND)
4V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reference input voltage range, VBG
0.3 V to AVDD + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Analog input voltage range
0.3 V to AVDD + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Digital input voltage range
0.3 V to DVDD + 0.3 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating free-air temperature range, TA: C-suffix
0
°C to 70°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
I-suffix
40
°C to 85°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Q-suffix
40
°C to 125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
M-suffix
55
°C to 125°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, Tstg
65
°C to 150°C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
260
°C
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(1) Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied.
Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
A[1:0]
40, 41
I
Address input
AGND
7,8, 44, 45, 46
Analog ground
AVDD
2, 43, 47
Analog power supply
CLK
32
I
Clock input
CML
4
Reference midpoint. This pin requires a 0.1-
F capacitor to AGND.
CS
37
I
Chip select input. Active low.
DGND
9, 15, 25, 33, 34
Digital ground
DVDD
14, 20, 26, 30, 31, 42
Digital power supply
D[13:0]
11, 12, 13, 16, 17, 18,
19, 21, 22, 23, 24, 27,
28, 29
I/O
Data inputs/outputs
NC
38, 39
No connection; do not use. Reserved.
IN+
48
I
Positive differential analog input
IN
1
I
Negative differential analog input
OE
35
I
Output enable. Active low.
OV
10
O
Out-of-range output
REF+
5
O
Positive reference output. This pin requires a 0.1-
F capacitor to AGND.
REF
6
O
Negative reference output. This pin requires a 0.1-
F capacitor to AGND.
VBG
3
I
Reference input. This pin requires a 1-
F capacitor to AGND.
WR
36
I
Write signal. Active low.