LM9833 datasheet(5/42 Pages) NSC

5 / 42 page

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Electrical Characteristics

The following specifications apply for AGND=DGND=0V, VA=VD=VDRAM=+5.0VDC, fCRYSTAL IN= 48MHz, Analog Bias Current =

100%, unless otherwise noted. Boldface limits apply for TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 8, 9, & 10)

Symbol

Parameter

Conditions

Typical

(Note 9)

Limits

(Note 10)

Units

(Limits)

Full Channel Characteristics (in units of 12 bit LSBs unless otherwise noted)

Resolution with No Missing Codes

bits (min)

DNL

Differential Non-Linearity

(Note 14)

Bias Current = 80%,

VDRAM=3.3V

-0.45

+0.75

-0.9

+2.4

LSB (min)

LSB (max)

INL

Integral Non-Linearity Error

(Notes 11 & 14)

Bias Current = 80%,

VDRAM=3.3V

-2.3

+1.7

-8.5

+7.5

LSB (min)

LSB (max)

Analog Channel Gain Constant

(ADC Codes/V), referred to 16 bits.

Includes voltage reference

variation, gain setting = 1

32768

29648

37200

LSB (min)

LSB (max)

VOS1

Pre-Boost Analog Channel Offset Error

-34

+76

mV (min)

mV (max)

VOS2

Pre-PGA Analog Channel Offset Error

-30

-80

+31

mV (min)

mV (max)

VOS3

Post-PGA Analog Channel Offset Error

-26

-75

+26

mV (min)

mV (max)

Coarse Color Balance PGA Characteristics (Configuration Registers 3B, 3C, and 3D)

Monotonicity

bits (min)

G0 (Minimum PGA Gain)

PGA Setting = 0

0.93

0.90

0.96

V/V (min)

V/V (max)

G31 (Maximum PGA Gain)

PGA Setting = 31

3.00

2.95

3.10

V/V (min)

V/V (max)

x3 Boost Gain

x3 Boost Setting On

(bit B5 of Gain Register is set)

2.94

2.85

3.04

V/V (min)

V/V (max)

Gain Error at any gain (Note 13)

0.3

-0.6

+0.9

% (min)

% (max)

Static Offset DAC Characteristics (Configuration Registers 38, 39, and 3A)

Monotonicity

bits (min)

Offset DAC LSB size

PGA gain = 1

mV (min)

mV (max)

Offset DAC Adjustment Range

PGA gain = 1

±278

±256

mV (min)

Positive Supply Voltage (V+=VA=VD=VDRAM)

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

2000 V

Machine Model

250 V

Soldering Information

Infrared, 10 seconds (Note 6)

235°C

Storage Temperature

-65°C to +150°

Operating Temperature Range

TMIN≤TA≤TMAX

LM9833CCVJD

0°C

≤T

A≤+70°C

VA Supply Voltage

+4.75V to +5.25V

VD Supply Voltage

+4.75V to +5.25V

VDRAM Supply Voltage

+2.85V

≤ V

DRAM ≤ VD+100mV

|VA-VD|

≤ 100mV

Input Voltage Range

-0.05V to V+ + 0.05V

Absolute Maximum Ratings (Notes 1 & 2)

Operating Ratings (Notes 1 & 2)

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