Datasheet

INTEGRATED NOISE (500nV/DIV)
TIME (1s/DIV)
10 100 1k 10k
10
20
30
40
50
60
70
80
90
PSRR (dB)
FREQUENCY (Hz)
VCMHI=1.65V
-50 -25 0 25 50 75 100 125
85
90
95
100
105
CMRR (dB)
TEMPERATURE (°C)
VDD=1.8V
VDD=3.3V
VDD=5V
-50 -25 0 25 50 75 100 125
90
95
100
105
110
PSRR (dB)
TEMPERATURE (°C)
VCMHI=7/8 VREF
VCMHI=1/8VREF
-2.5-2.0-1.5-1.0-0.5 0.0 0.5 1.0 1.5 2.0 2.5
0
5
10
15
20
25
30
35
40
PERCENTAGE (%)
TCV
OS
VCM(V/°C)
UNITS TESTED >5000
VCMHI=1/8VREF
-2.5-2.0-1.5-1.0-0.5 0.0 0.5 1.0 1.5 2.0 2.5
0
5
10
15
20
25
30
35
PERCENTAGE (%)
TCV
OS
VCM(V/°C)
UNITS TESTED >5000
VCMHI=7/8VREF
LMP91200
www.ti.com SNAS571C –JANUARY 2012–REVISED MARCH 2013
Typical Performance Characteristics (continued)
Unless otherwise specified, T
A
=25°C, V
S
=(VDD-GND)=3.3V, VREF=3.3V.
VCM Buffer TcVos VCM Buffer TcVos
Figure 28. Figure 29.
VCM Buffer DC CMRR VCM Buffer DC PSRR
vs. Temperature vs. Temperature
Figure 30. Figure 31.
VCM Buffer PSRR
VCM Buffer Time domain Voltage Noise vs. Frequency
Figure 32. Figure 33.
Copyright © 2012–2013, Texas Instruments Incorporated Submit Documentation Feedback 13
Product Folder Links: LMP91200