MCP4728EV Microchip Technology, MCP4728EV Datasheet - Page 45

• Manufacturer Part Number: MCP4728EV
• Description: BOARD EVAL 12BIT 4CH DAC MCP4728
• Manufacturer: Microchip Technology
• Type: D/Ar

Specifications of MCP4728EV

• Number Of Dac's: 4
• Number Of Bits: 12
• Outputs And Type: 1, Single Ended
• Data Interface: I²C
• Settling Time: 6µs
• Dac Type: Voltage
• Voltage Supply Source: Single
• Operating Temperature: -40°C ~ 125°C
• Utilized Ic / Part: MCP4728
• Product: Data Conversion Development Tools
• Resolution: 12 bit
• Interface Type: I2C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Silicon Manufacturer: Microchip
• Silicon Core Number: MCP4728
• Kit Application Type: Data Converter
• Application Sub Type: DAC
• Kit Contents: Board
• For Use With/related Products: MCP4728
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

FIGURE 5-15:
© 2010 Microchip Technology Inc.
Start
S
Note 1: The 2nd - 4th bytes are the contents of the DAC Input Register and the 5th - 7th bytes are the EEPROM contents.
RDY/
RDY/
RDY/
RDY/
RDY/
RDY/
RDY/
RDY/
BSY
BSY
BSY
BSY
BSY
BSY
BSY
BSY
1
Device Code
1
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
POR DAC1 DAC 0 0
The device outputs sequentially from channel A to D.
POR Bit: 1 = Set (Device is powered on with V
Read Command
0
0
Address Bits
Read Command and Device Outputs.
A2 A1 A0
2nd Byte
2nd Byte
2nd Byte
2nd Byte
5th Byte
5th Byte
5th Byte
5th Byte
A2 A1 A0 A
A2 A1 A0 A
A2 A1 A0 A
A2 A1 A0 A
A2 A1 A0 A
A2 A1 A0 A
A2 A1 A0 A
A2 A1 A0 A
R/W
1
A
Channel C DAC Input Register
Channel D DAC Input Register
Channel A DAC Input Register
Channel B DAC Input Register
ACK (MCP4728)
Channel A DAC EEPROM
Channel B DAC EEPROM
Channel C DAC EEPROM
Channel D DAC EEPROM
V
V
V
V
V
V
V
V
REF
REF
REF
REF
REF
REF
REF
REF
PD1 PD0 G
PD1 PD0 G
PD1 PD0 G
PD1 PD0 G
PD1 PD0 G
PD1 PD0 G
PD1 PD0 G
PD1 PD0 G
DD
> V
3rd Byte
POR
X
X
X
X
X
X
X
X
6th Byte
3rd Byte
6th Byte
3rd Byte
6th Byte
3rd Byte
6th Byte
), 0 = Powered off state.
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
D11 D10 D9 D8 A D7 D6 D5 D4 D3 D2 D1 D0 A P
ACK (MASTER)
MCP4728
4th Byte
7th Byte
4th Byte
7th Byte
4th Byte
7th Byte
4th Byte
7th Byte
Repeat
DS22187E-page 45
Stop
Stop
Stop
Stop
Stop
Stop
Stop
Stop