LM9822 datasheet(3/22 Pages) NSC

3 / 22 page

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Electrical Characteristics

The following specifications apply for AGND=DGND=0V, VA=+5.0VDC, VD=+3.0 or +5.0VDC, fMCLK=12MHz. Boldface limits apply

for TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 7, 8, 12 & 16)

Symbol

Parameter

Conditions

Typical

(Note 9)

Limits

(Note 10)

Units

(Limits)

CCD/CIS Source Requirements for Full Specified Accuracy and Dynamic Range (Note 12)

VOS PEAK

Sensor’s Maximum Peak Differential

Signal Range

Gain = 0.933

Gain = 3.0

Gain = 9.0

2.1

0.65

0.21

Full Channel Linearity (In units of 12 bit LSBs) (Note 14)

DNL

Differential Non-Linearity

+0.9

-0.4

-0.9

LSB(max)

INL

Integral Non-Linearity Error (Note 11)

±2.2

-7

LSB(max)

Analog Input Characteristics

OSR, OSG, OSB Input Capacitance

OSR, OSG, OSB Input Leakage Current

Measured with OS = 3.5VDC

CDS disabled

µA (max)

CDS enabled

Coarse Color Balance PGA Characteristics

Monotonicity

bits (min)

G0 (Minimum PGA Gain)

PGA Setting = 0

0.93

.90

.96

V/V (min)

V/V (max)

G31 (Maximum PGA Gain)

PGA Setting = 31

3.0

2.95

3.07

V/V (min)

V/V (max)

x3 Boost Gain

x3 Boost Setting On

(Bit 5 of Gain Register is set)

3.0

2.86

3.08

V/V (min)

V/V (max)

Gain Error at any gain (Note 13)

±0.3

1.6

% (max)

Static Offset DAC Characteristics (In units of 12 bit LSBs)

Monotonicity

bits (min)

Offset DAC LSB size

PGA gain = 1

18.9

LSB (min)

LSB (max)

Offset DAC Adjustment Range

PGA gain = 1

±585

±570

LSB (min)

Positive Supply Voltage (V+=VA=VD)

With Respect to GND=AGND=DGND

6.5V

Voltage On Any Input or Output Pin

-0.3V to V++0.3V

Input Current at any pin (Note 3)

±25mA

Package Input Current (Note 3)

±50mA

Package Dissipation at TA = 25°C

(Note 4)

ESD Susceptibility (Note 5)

Human Body Model

7000V

Machine Model

450V

Soldering Information

Infrared, 10 seconds (Note 6)

235°C

Storage Temperature

-65°C to +150°C

OperatingTemperature Range

TMIN=0°C≤TA≤TMAX=+70°C

VA Supply Voltage

+4.75V to +5.25V

VD SupplyVoltage

+3.0V to +5.25V

VD-VA

≤ 100mV

OSR, OSG, OSB

Input Voltage Range

-0.05V to A + 0.05V

SCLK, SDI, SEN, MCLK, VSMP, CLMP

Input Voltage Range

-0.05V to VD + 0.05V

Absolute Maximum Ratings (Notes 1& 2)

Operating Ratings (Notes 1& 2)

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