IC-MSA Datasheet, PDF (19/29 Pages) IC-Haus GmbH – SIN/COS SIGNAL CONDITIONER with AGC and 1Vpp DRIVER

iC-MSA SIN/COS SIGNAL
preliminary
CONDITIONER with AGC and 1Vpp DRIVER
5V
VDDS= 4.25 V
4V
Rev A1, Page 19/29
VDDS= 4.25 V
VCM 3.75 V
3V
+IN
2V
-IN
VIN 250 mV max.
1V
2.75 V
VCM 2.625 V
VCM 1.125 V
1V
V-Mode 1:1
VREFin 1.5 V or 2.5 V
+IN
VCM
-IN
VIN 1 V max.
VCM 0.75 V
GNDS 0.25 V
V-Mode 4:1
VREFin 1.5 V
NB: VREFin is referenced to GNDS.
Figure 3: Permissible common mode range and maximum input signal for lowest gain (GR12 = 0x0,
GF1, GF2 = 0x00); left side: voltage input 1:1, right side: voltage input 4:1.
5V
VDDS= 4.25 V
4V
VCM 3.75 V
VCM 3.75 V
VCM 3.75 V
VDDS= 4.25 V
3V
VCM 2.25 V
2V
1.75 V
1V
GNDS 0.25 V
VIN 1 V max.
+IN
VCM
-IN
VCM 1.75 V
1V
VCM 0.75 V
2.75 V
VCM 2.25 V
VCM 0.75 V
V-Mode 4:1
VREFex 0.5 V
(BIASEX = 11)
V-Mode 4:1
VREFex 0.75 V
(BIASEX = 11)
NB: VREFex and VREFin are referenced to GNDS.
V-Mode 4:1
VREFex 1.5 V
(BIASEX = 11)
- or -
VREFin 1.5 V
V-Mode 4:1
VREFex 2.5 V
(BIASEX = 11)
- or -
VREFin 2.5 V
Figure 4: Permissible common mode range for voltage input 4:1 in dependancy to the reference voltage.