LM9812 datasheet(3/37 Pages) NSC

3 / 37 page

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Electrical Characteristics

The following specifications apply for AGND=DGND=DGNDI/O=0V, VA=VD=+5.0VDC, VDI/O=+5.0 or +3.3VDC, VREF IN = +2.0VDC,

fMCLK=24MHz, Rs=25Ω. Boldface limits apply for TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 7, 8, & 12)

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

VOS PEAK

Sensor’s Maximum Peak Differential

Signal Range

Color Balance PGA gain = 0.933

Color Balance PGA gain = 3.0

Color Balance PGA gain = 9.0

(Blue Channel, BOOST on)

1.0

0.33

0.11

V (min)

Sensor’s Maximum Correctable Range

of Pixel-to-Pixel VWHITE Variation/Color

Range 0

Range 1

Range 2

67 (1:3)

50 (1:2)

33 (1:1.5)

Coarse Color Balance PGA Characteristics

Monotonicity

bits (min)

G0 (Minimum PGA Gain)

PGA Setting = 0

0.93

0.90

0.97

V/V (max)

V/V (min)

G31 (Maximum PGA Gain)

PGA Setting = 31

3.00

2.85

3.20

V/V (max)

V/V (min)

GBLUE BOOST

Blue PGA Boost Setting = x3

3.00

2.72

3.27

V/V (max)

V/V (min)

Gain Error at any gain (Note 14)

±1.0

±4.0

% (min)

% (max)

Static Offset DAC Characteristics

Monotonicity

bits (min)

Offset DAC LSB size

In units of ADC LSBs

4.2

1.3

7.2

LSB (min)

LSB (max)

Offset DAC Adjustment Range

In units of ADC LSBs

±130

±118

LSB (min)

ADC Characteristics

Resolution with No Missing Codes

Bits (min)

ILE

Integral Linearity Error (Note 11)

±0.4

±1.5

LSB (max)

DNL

Differential Non-Linearity

-0.14

+0.32

-0.5

+1.0

LSB (min)

LSB (max)

System Characteristics

Analog Channel Gain Constant

2.00

1.83

2.17

(min)

(max)

Positive Supply Voltage (V+=VA=VD=VDI/O)

With Respect to GND=AGND=DGND=DGNDI/O

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

2000V

Soldering Information

Infrared, 10 seconds (Note 6)

300°C

Storage Temperature

-65°C to +150°

Operating Temperature Range

TMIN≤TA≤TMAX

LM9812CCV

0°C

≤T

A≤+70°C

VA Supply Voltage

+4.75V to +5.25V

VD Supply Voltage

+4.75V to +5.25V

VDI/O Supply Voltage

+3.0V to +5.25V

|VA-VD|

≤ 100mV

VA-VDI/O

< -100mV

OSR, OSG, OSB, VREF IN

Input Voltage Range

-0.05V to VA + 0.05V

CD0-CD9, D0-D9, MCLK, SYNC,

RUN/STOP, CS, RD, WR, RD PIXEL

Input Voltage Range

-0.05V to VDI/O + 0.05V

Absolute Maximum Ratings (Notes 1 & 2)

Operating Ratings (Notes 1 & 2)

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