MCP4921-E/SN Microchip Technology, MCP4921-E/SN Datasheet - Page 25

• Manufacturer Part Number: MCP4921-E/SN
• Description: IC DAC 12BIT SNGL W/SPI 8SOIC
• Manufacturer: Microchip Technology

Specifications of MCP4921-E/SN

• Number Of Converters: 1
• Package / Case: 8-SOIC (3.9mm Width)
• Settling Time: 4.5µs
• Number Of Bits: 12
• Data Interface: Serial, SPI™
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Resolution: 12 bit
• Interface Type: Serial (3-Wire, SPI, Microwire)
• 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
• Package: 8SOIC N
• Architecture: Resistor-String
• Digital Interface Type: Serial (3-Wire, SPI, Microwire)
• Number Of Outputs Per Chip: 1
• Output Type: Voltage
• Full Scale Error: 1 %FSR
• Integral Nonlinearity Error: ±12 LSB
• Maximum Settling Time: 4.5(Typ) us
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power Dissipation (max): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

FIGURE 5-1:
FIGURE 5-2:
FIGURE 5-3:
 2010 Microchip Technology Inc.
CS
SCK
SDI
LDAC
V
CS
SCK
SDI
LDAC
V
CS
SCK
SDI
LDAC
V
OUT
OUT
OUT
0
0
0
0
0
0
BUF
BUF
BUF
config bits
config bits
config bits
1
1
1
GA SHDN D11 D10
GA SHDN D9
GA SHDN
Write Command for MCP4921 (12-bit DAC).
Write Command for MCP4911 (10-bit DAC). Note: X are don’t care bits.
Write Command for MCP4901(8-bit DAC). Note: X are don’t care bits.
2
2
2
3
3
3
D7
4
4
4
D8
D6
5
5
5
D9
D7
D5 D4 D3 D2 D1 D0
6
6
6
D8 D7 D6
D6 D5 D4
7
7
7
8
8
8
12 data bits
12 data bits
12 data bits
9
9
9
10
10
10
D5 D4 D3 D2 D1 D0
D3 D2 D1 D0
11
11
11
MCP4901/4911/4921
12
12
12
X
13 14 15
13 14 15
13 14 15
X
X
X
X
X
(Mode 1,1)
(Mode 0,0)
(Mode 1,1)
(Mode 0,0)
(Mode 1,1)
(Mode 0,0)
DS22248A-page 25