MAX9526AEI(2011) 데이터 시트보기 (PDF) - Maxim Integrated

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MAX9526AEI
(Rev.:2011)

Low-Power, High-Performance NTSC/PAL Video Decoder

Maxim Integrated 

MAX9526

Low-Power, High-Performance

NTSC/PAL Video Decoder

ELECTRICAL CHARACTERISTICS (continued)

(VAVDD = VDVDD = +1.8V, VDVDDIO = +3.3V, VAGND = VDGND = 0V, TA = TMIN to TMAX, unless otherwise noted. Typical values are at

TA = +25°C.) (Note 1)

PARAMETER

Sync Slice Comparator Level

SYMBOL

DC Restore Current DAC Full-

Scale Range (Source and Sink)

(Note 3)

DC Restore Sync-Tip Level at

VIN1/VIN2

ANALOG INPUT FILTER AND ADC (Note 4)

Cutoff Frequency (3dB)

f3dB

Passband Flatness

Stopband Cutoff

fSB

Stopband Attenuation

CONDITIONS

Activity detect slicer, referenced to VCLMP

Slow

Medium

Medium-fast (default)

Fast

AGCGAIN = 0x0, ADAGC = 1

AGCGAIN = 0xF, ADAGC = 1

f < 5MHz, VVIN = 0.65VP-P, reference level

measured at 1MHz

f > fSB, VVIN = 0.65VP-P, reference level

measured at 1MHz

MIN TYP MAX UNITS

50

mV

3

6

µA

12

24

0.51

V

0.72

13

MHz

0.25

dB

53

MHz

36

dB

Full-Scale Conversion Range

AGC Gain Stepsize

Differential Nonlinearity

Integral Nonlinearity

AGC disabled,

gain programmed

AGCGAIN = 0x0 670

using I2C (ADAGC = 1),

referenced to VIN1/VIN2 AGCGAIN = 0xF

270

830

mVP-P

330

0.167

V/V

DNL AGCGAIN = 0x0, ADAGC = 1

±0.5

LSB

IN L

AGCGAIN = 0x0, ADAGC = 1

±1

LSB

Signal-to-Noise Ratio

Includes filter + ADC + digital anti-aliasing

SNR

filter, input is -1dBFS; ADAGC = 1,

AGCGAIN[3:0] = 0x0, defined as ratio of

RMS signal to RMS noise in dB

58.8

dB

1.7V < VAVDD <

1.9V, 1.7V <

-40

VDVDD < 1.9V

Power-Supply Rejection

VAVDD = 1.8V +

ADAGC = 1

100mVP-P at

PSR

AGCGAIN[3:0] = 0x0

input level = 1MHz sine

500kHz

VAVDD = 1.8V +

wave at -2dBFS

100mVP-P at

3.58MHz

-67

dBFS

-58

VAVDD = 1.8V +

100mVP-P at

-57

4.43MHz

Differential Phase

DP

5-step modulated staircase,

f = 3.58MHz or 4.43MHz

1.0

degrees

Maxim Integrated

3

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