Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- THERMAL INFORMATION
- ELECTRICAL CHARACTERISTICS
- PIN CONFIGURATIONS
- TIMING DIAGRAM
- TIMING REQUIREMENTS
- TYPICAL CHARACTERISTICS: DAC at AVDD = 5.5 V
- TYPICAL CHARACTERISTICS: DAC AT AVDD = 3.6 V
- TYPICAL CHARACTERISTICS: DAC AT AVDD = 2.7 V
- THEORY OF OPERATION
- DIGITAL-TO-ANALOG CONVERTER (DAC)
- RESISTOR STRING
- OUTPUT AMPLIFIER
- TWO-WIRE, I2C-COMPATIBLE INTERFACE
- DACx578 I2C UPDATE SEQUENCE
- POWER-ON RESET TO ZERO-SCALE OR MIDSCALE
- LDAC FUNCTIONALITY
- POWER-DOWN COMMANDS
- CLEAR CODE REGISTER AND CLR PIN
- SOFTWARE RESET FUNCTION
- OPERATING EXAMPLES: DAC7578
- Example 1: Write Mid Scale to Data Buffer A and Update Channel A Output
- Example 2: Power-Down Channel B, C, and H with Hi-Z Output
- Example 3: Read-back the value of the input register of DAC Channel G
- Example 4: Write multiple bytes of data to Channel F. Write Full Scale and then Quarter Scale to Channel F
- Example 5: Write Mid Scale and then Full Scale to all DAC channels.
- APPLICATION INFORMATION
- PARAMETER DEFINITIONS
- Revision History
TAPE AND REEL INFORMATION
*All dimensions are nominal
Device Package
Type
Package
Drawing
Pins SPQ Reel
Diameter
(mm)
Reel
Width
W1 (mm)
A0
(mm)
B0
(mm)
K0
(mm)
P1
(mm)
W
(mm)
Pin1
Quadrant
DAC5578SPWR TSSOP PW 16 2000 330.0 12.4 6.9 5.6 1.6 8.0 12.0 Q1
DAC5578SRGER VQFN RGE 24 3000 330.0 12.4 4.25 4.25 1.15 8.0 12.0 Q2
DAC5578SRGET VQFN RGE 24 250 180.0 12.4 4.25 4.25 1.15 8.0 12.0 Q2
DAC6578SPWR TSSOP PW 16 2000 330.0 12.4 6.9 5.6 1.6 8.0 12.0 Q1
DAC6578SRGER VQFN RGE 24 3000 330.0 12.4 4.25 4.25 1.15 8.0 12.0 Q2
DAC6578SRGET VQFN RGE 24 250 180.0 12.4 4.25 4.25 1.15 8.0 12.0 Q2
DAC7578SPWR TSSOP PW 16 2000 330.0 12.4 6.9 5.6 1.6 8.0 12.0 Q1
DAC7578SRGER VQFN RGE 24 3000 330.0 12.4 4.25 4.25 1.15 8.0 12.0 Q2
DAC7578SRGET VQFN RGE 24 250 180.0 12.4 4.25 4.25 1.15 8.0 12.0 Q2
PACKAGE MATERIALS INFORMATION
www.ti.com 14-Jul-2012
Pack Materials-Page 1