IMX53IEC datasheet(94/173 Pages) FREESCALE

94 / 173 page

i.MX53 Applications Processors for Industrial Products, Rev. 6

Freescale Semiconductor

Electrical Characteristics

4.7.8.7.1

TVEv2 TV Encoder Performance Specifications

The TV encoder output specifications are shown in Table 62. All the parameters in the table are defined

under the following conditions:

•Rset = 1.05 kΩ ±1%, resistor on TVDAC_VREF pin to GND

•Rload = 37.5 Ω ±1%, output load to the GND

Table 62. TV Encoder Video Performance Specifications

Parameter

Conditions

Min

Typ

Max

Unit

DAC STATIC PERFORMANCE

Resolution1

——

—

Bits

Integral Nonlinearity (INL)2

—

LSBs

Differential Nonlinearity (DNL) 2

—

0.6

LSBs

Channel-to-channel gain matching2

——

—

Full scale output voltage2

Rset = 1.05 kΩ ±1%

Rload = 37.5 Ω ±1%

1.24

1.306

1.37

DAC DYNAMIC PERFORMANCE

Spurious Free Dynamic Range (SFDR)

Fout = 3.38 MHz

Fsamp = 216 MHz

—59

—

dBc

Spurious Free Dynamic Range (SFDR)

Fout = 8.3 MHz

Fsamp = 297 MHz

—54

—

dBc

VIDEO PERFORMANCE IN SD MODE2

Short Term Jitter (Line to Line)

—

2.5

—

±ns

Long Term Jitter (Field to Field)

—

3.5

—

±ns

Frequency Response

0–4.0 MHz

-0.1

—

0.1

5.75 MHz

-0.7

—

Luminance Nonlinearity

—

0.5

—

±%

Differential Gain

—

0.35

—

Differential Phase

—

0.6

—

Degrees

Signal-to-Noise Ratio (SNR)

Flat field full bandwidth

—

Hue Accuracy

—

0.8

—

±Degrees

Color Saturation Accuracy

—

1.5

—

±%

Chroma AM Noise

—

-70

—

Chroma PM Noise

—

-47

—

Chroma Nonlinear Phase

—

0.5

—

±Degrees

Chroma Nonlinear Gain

—

2.5

—

±%

Chroma/Luma Intermodulation

—

0.1

—

±%

Chroma/Luma Gain Inequality

—

1.0

—

±%

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