LM9810 datasheet(5/21 Pages) NSC

5 / 21 page

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Symbol

Parameter

Conditions

Typical

(Note 9)

Limits

(Note 10)

Units

(Limits)

Static Offset DAC Characteristics

Monotonicity

bits (min)

Offset DAC LSB size

PGA gain = 1

LSB (min)

LSB (max)

Offset DAC Adjustment Range

PGA gain = 1

±590

±575

LSB (min)

System Characteristics (see section 1.7.1, Internal Offsets)

Analog Channel Gain Constant

(ADC Codes/V)

Includes voltage reference

variation, gain setting = 1

2008

1873

2129

LSB (min)

LSB (max)

VOS1

Pre-Boost Analog Channel Offset Error,

CCD Mode

17.6

-32.1

+68.9

LSB (min)

LSB (max)

VOS1

Pre-Boost Analog Channel Offset Error,

CIS Mode

-22.2

+57

LSB (min)

LSB (max)

VOS2

Pre-PGA Analog Channel Offset Error

-40

-94.3

+16.4

LSB (min)

LSB (max)

VOS3

Post-PGA Analog Channel Offset Error

-44

-121

+28

LSB (min)

LSB (max)

DC and Logic Electrical Characteristics

The following specifications apply for AGND=DGND=0V, VA=VD=+5.0VDC, fMCLK=24MHz, Rs=25Ω. Boldface limits apply for

TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 7 & 8)

Symbol

Parameter

Conditions

Typical

(Note 9)

Limits

(Note 10)

Units

(Limits)

D0-D2, MCLK, NewLine, SampCLK Digital Input Characteristics

VIN(1)

Logical “1” Input Voltage

=5.25V

2.0

V (max)

VIN(0)

Logical “0” Input Voltage

=4.75V

0.8

V (min)

Input Leakage Current

VIN=VD

VIN=DGND

0.1

-0.1

µA(max)

CIN

Input Capacitance

D0-D5 Digital Output Characteristics

OUT(1)

Logical “1” Output Voltage

=4.75V, IOUT=-360µA

=4.75V, IOUT=-10µA

2.4

4.4

V (min)

VOUT(0)

Logical “0” Output Voltage

=5.25V, IOUT=1.6mA

0.4

V (max)

OUT

TRI-STATE® Output Current

(D0-D5 only)

VOUT=DGND

VOUT=VD

0.1

-0.1

µA

Power Supply Characteristics

Analog Supply Current

Operating

Standby with input clocks stopped

Standby with input clocks running

0.8

3.0

0.9

mA (max)

Digital Supply Current (Note 15)

Operating

Standby with input clocks stopped

Standby with input clocks running

220

110

220

320

200

µA (max)

µA

LM9820 Electrical Characteristics (Continued)

The following specifications apply for AGND=DGND=0V, VA=VD=+5.0VDC, fMCLK=24MHz, Rs=25Ω. Boldface limits apply for

TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. All LSB limits are in units of the LM9820’s 12 bit ADC. (Notes 7, 8, & 12)

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