Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- KEY SPECIFICATIONS
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- OPERATING RATINGS
- CONVERTER CHARACTERISTICS
- CONVERTER AC CHARACTERISTICS
- DC CHARACTERISTICS
- INTERNAL REFERENCE CHARACTERISTICS
- DIGITAL CHARACTERISTICS
- DIGITAL TIMING CHARACTERISTICS
- TYPICAL PERFORMANCE CHARACTERISTICS
- TYPICAL DYNAMIC PERFORMANCE CHARACTERISTICS
- TEST CIRCUITS and WAVEFORMS
- TIMING DIAGRAMS
LM12454, LM12458, LM12H458
www.ti.com
SNAS079A –MAY 2004–REVISED FEBRUARY 2006
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
(1)
The following curves apply for 12-bit + sign mode after auto-calibration unless otherwise specified. The performance for 8-
bit + sign and “watchdog” modes is equal to or better than shown.
Analog Supply Current Digital Supply Current
vs. Temperature vs. Clock Frequency
Figure 20. Figure 21.
Digital Supply Current
vs. Temperature V
REFOUT
Load Regulation
Figure 22. Figure 23.
V
REFOUT
Line Regulation
Figure 24.
Copyright © 2004–2006, Texas Instruments Incorporated Submit Documentation Feedback 17
Product Folder Links: LM12454 LM12458 LM12H458