ADC121C021CIMM/NOPB National Semiconductor, ADC121C021CIMM/NOPB Datasheet - Page 25

• Manufacturer Part Number: ADC121C021CIMM/NOPB
• Description: IC ADC 12BIT I2C ALERT 8-MSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of ADC121C021CIMM/NOPB

• Number Of Bits: 12
• Sampling Rate (per Second): 188.9k
• Data Interface: I²C, Serial
• Number Of Converters: 1
• Power Dissipation (max): 780µW
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
• Number Of Elements: 1
• Resolution: 12Bit
• Architecture: SAR
• Sample Rate: 188.9KSPS
• Input Polarity: Unipolar
• Input Type: Voltage
• Rated Input Volt: 5.5V
• Differential Input: No
• Power Supply Requirement: Single
• Single Supply Voltage (typ): 3.3/5V
• Single Supply Voltage (min): 2.7V
• Single Supply Voltage (max): 5.5V
• Dual Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Differential Linearity Error: -0.9LSB/1LSB
• Integral Nonlinearity Error: ±1LSB
• Operating Temp Range: -40C to 105C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: MSOP
• Input Signal Type: Single-Ended
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADC121C021CIMMTR

1.10.2 Reading from a 1-Byte ADC Register
The following diagrams indicate the sequence of actions required for a single Byte read from an ADC121C021 Register.
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FIGURE 13. (a) Typical Read from a 1-Byte ADC Register with Preset Pointer
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FIGURE 14. (b) Typical Pointer Set Followed by Immediate Read of a 1-Byte ADC Register
1.10.3 Writing to an ADC Register
The following diagrams indicate the sequence of actions required for writing to an ADC121C021 Register.
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FIGURE 15. (a) Typical Write to a 1-Byte ADC Register
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