ꢙꢚ ꢉꢛ ꢜ ꢝ ꢞ
ꢙꢚ ꢉꢛ ꢜ ꢝ ꢟ
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SBAS311 − MARCH 2004
ELECTRICAL CHARACTERISTICS (continued)
Over recommended operating free-air temperature range at −40°C to +85°C, V
otherwise noted.
= 5V or V
DD
= 3V, V
REF
= internal +2.5V, CLKIN = 1MHz, unless
DD
ADS1206I, ADS1207I
(1)
TYP
MIN
MAX
UNITS
PARAMETER
Digital Inputs
TEST CONDITIONS
(5)
Logic family
CMOS
V
V
High-level input voltage
Low-level input voltage
Input current
0.7×V
DD
V
+0.3
V
V
IH
IL
DD
−0.3
0.3×V
DD
1
I
IN
V = V
I DD
or GND
µA
pF
C
Input capacitance
5
I
(5)
Digital Outputs
Logic family
CMOS
V
V
V
= 4.5V, I
= 4.5V, I
= 4.5V, I
= −100µA
= −2mA
= 2mA
4.44
2.5
V
V
DD
DD
DD
OH
OH
OH
V
V
High-level output voltage
OH
Low-level output voltage
Output sink current
Output capacitance
0.5
30
V
OL
I
O
1.5V < V
OL
< V
DD
10
mA
pF
pF
C
C
5
O
Load capacitance
L
(6)
Digital Inputs
Logic family
LVCMOS and LVTTL
V
V
High-level input Voltage
Low-level input voltage
Input current
V
V
= 3.6V
= 3.0V
2
V
DD
+0.3
0.8
1
V
V
IH
IL
DD
−0.3
DD
I
IN
V = V
I DD
or GND
nA
pF
C
Input capacitance
5
I
(6)
Digital Outputs
Logic family
LVCMOS and LVTTL
V
DD
V
DD
V
DD
V
DD
= 3V, I
= 3V, I
= 3V, I
= 3V, I
= −100µA
= −2mA
= 100µA
= 2mA
V −0.2
DD
2.4
V
V
OH
OH
OH
OH
V
V
High-level output voltage
OH
0.2
0.4
V
Low-level output voltage
OL
V
I
Output sink current
Output capacitance
Load capacitance
10
5
mA
pF
pF
O
C
C
O
30
L
Power Supply
Low-voltage levels
5V logic levels
BUF = GND
3.0
4.5
0.9
1.1
3.63
5.5
3.6
5.5
V
V
Power-supply voltage
Supply current
DD
V
1.25
1.5
mA
mA
mW
mW
I
DD
BUF = V
DD
V
= 3.3V
4.95
7.5
DD
DD
Power dissipation
V
= 5V
(1)
(2)
All typical values are at T = +25°C.
Integral nonlinearity is defined as the maximum deviation of the line through the end points of the transfer curve for V = 0V to V
A
or 0.1V
IN REF
to V
DD
− 0.2V, expressed either as the number of LSBs or as a percent of measured input range.
Ensured by design.
(3)
(4)
(5)
(6)
Maximum values, including temperature drift, are ensured over the full specified temperature range.
Applicable for 5.0V nominal supply: V
Applicable for 3.0V nominal supply: V
(min) = 4.5V and V
(min) = 3.0V and V
(max) = 5.5V.
(max) = 3.6V.
DD
DD
DD
DD
4
BB [ BURR-BROWN CORPORATION ]
