Datasheet
LTC2488
9
2488fa
FUNCTIONAL BLOCK DIAGRAM
Figure 1. Functional Block Diagram
TEST CIRCUITS
1.69k
SDO
2488 TC01
Hi-Z TO V
OH
V
OL
TO V
OH
V
OH
TO Hi-Z
C
LOAD
= 20pF
1.69k
SDO
2488 TC02
Hi-Z TO V
OL
V
OH
TO V
OL
V
OL
TO Hi-Z
C
LOAD
= 20pF
V
CC
AUTOCALIBRATION
AND CONTROL
DIFFERENTIAL
3RD ORDER
ΔΣ MODULATOR
DECIMATING FIR
ADDRESS
INTERNAL
OSCILLATOR
SERIAL
INTERFACE
GND
V
CC
CH0
CH1
CH2
CH3
COM
MUX
IN
+
IN
–
SDO
SCK
REF
+
REF
–
CS
SDI
F
O
(INT/EXT)
2488 BD
+
–