MCP4728 Microchip Technology Inc., MCP4728 Datasheet - Page 54

• Manufacturer Part Number: MCP4728
• Description: 12-bit, Quad Digital-to-analog Converter With Eeprom Memory
• Manufacturer: Microchip Technology Inc.

MCP4728
FIGURE 7-3:
DS22187A-page 54
R
4
V
V
TRIP
R
OUT
D
3
n
R
=
=
=
2
Input Code (0 to 4095)
V
V
RDY/BSY
REF
OUT
R
1
Using the MCP4728 for Set Point or Threshold Calibration.
LDAC
×
SDA
SCL
V
⎛
⎝
----------- - G
4096
DD
------------------ -
R
D
1
R
n
+
1
2
3
4
5
2
R
x
2
⎞
⎠
MCP4728
To MCU
0.1 µ
10
9
8
7
6
10 µ
Analog Outputs
V
V
V
V
V
SS
OUT
OUT
OUT
OUT
D
C
B
A
V
DD
Light
Light
Light
Light
R
R
R
R
1
R
R
1
1
1
R
R
R
R
R
SENSE
2
R
SENSE
SENSE
SENSE
2
2
2
© 2009 Microchip Technology Inc.
V
V
V
V
DD
V
V
TRIP
V
V
DD
DD
0.1 µ
DD
TRIP
TRIP
TRIP
0.1 µ
0.1 µ
0.1 µ
4
3
2
1
Comparator 4
Comparator 3
Comparator 2
Comparator 1