MCP4728-E/UN Microchip Technology, MCP4728-E/UN Datasheet - Page 44

• Manufacturer Part Number: MCP4728-E/UN
• Description: IC DAC 12BIT W/I2C 10-MSOP
• Manufacturer: Microchip Technology

Specifications of MCP4728-E/UN

• Number Of Converters: 4
• Settling Time: 6µs
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Number Of Bits: 12
• Data Interface: I²C
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Number Of Dac Outputs: 4
• Resolution: 12 bit
• Interface Type: I2C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Supply Current: 110 mA
• Voltage Reference: 2.048 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MCP4728EV - BOARD EVAL 12BIT 4CH DAC MCP4728
• Power Dissipation (max): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

MCP4728
FIGURE 5-14:
DS22187E-page 44
Command Type Bits:
Note 1: G
2: X is don’t care bit.
Start
S
G
G
G
Ex: G
X
X
X
X
A = Gain Selection for Channel A
B = Gain Selection for Channel B
C = Gain Selection for Channel C
D = Gain Selection for Channel D
1
X
A = 0: Gain of 1 for Channel A
= 1: Gain of 2 for Channel A
Write Command: Write Gain Selection Bit (G
1
Device Addressing
0
C2=1
1st Byte
0
A2
C1=1
A1
C0=0
A0
R/W
0
A
for Gain Selection Bits
(C2 C1 C0)
1
Write Command
1
at this falling edge of ACK pulse.
Registers and V
0
ACK (MCP4728)
X
) to the DAC Input Registers.
X
G
X
A G
OUT
Note 1
© 2010 Microchip Technology Inc.
2nd Byte
X
are updated
B G
X
C G
X
D A
Stop
P