Datasheet

R
SW
350 (typ)W
High
Impedance
>1GW
VCM
Switching
Frequency=CLK
1.5pF
1.5pF
C
INT
7pF(typ)
C
INT
7pF(typ)
A
IN+
R
SW
350 (typ)W
High
Impedance
>1GW
A
IN-
AMC1203
SBAS427C –FEBRUARY 2008– REVISED JUNE 2011 www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
At T
A
= –40°C to +105°C, V
DD1
= 4.5V to 5.5V, V
DD2
= 4.5V to 5.5V, V
IN+
= –280mV to +280mV, V
IN–
= 0V, and sinc
3
filter with
OSR = 256, unless otherwise noted.
AMC1203
PARAMETER TEST CONDITIONS MIN TYP
(1)
MAX UNIT
DIGITAL OUTPUTS
I
OH
= –8mA V
DD2
– 0.8 4.6 V
V
OH
High-level output voltage
I
OH
= –4mA V
DD2
– 0.4 4.8 V
I
OL
= 8mA 0.3 0.8 V
V
OL
Low-level output voltage
I
OL
= 4mA 0.2 0.4 V
POWER SUPPLY
V
DD
Supply voltage V
DD1
and V
DD2
4.5 5.0 5.5 V
I
DD1
Analog supply current 6 8 mA
I
DD2
Digital supply current 10 12 mA
P
D
Power dissipation 80 110 mW
EQUIVALENT INPUT CIRCUIT
Figure 1. Equivalent Analog Input Circuit
6 Copyright © 2008–2011, Texas Instruments Incorporated