STV6435 datasheet(7/17 Pages) STMICROELECTRONICS

7 / 17 page

7/17

STV6435

Electrical Characteristics

2.3.1

Video Section (Y and CVBS Signals)

Test conditions: TAMB = 25°C, VCC =5 V; VCCB =5V; RGENERATOR =75 Ω, RLOUT =75 Ω for Y and

CVBS outputs and RLOUT = 150 Ω for G output, unless otherwise specified.

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

VDCIN

DC Input Level, Bottom Clamp input

Bottom level, Y and CVBS inputs

ICLAMP

Clamping Current, Bottom Clamp

input

at VDCIN - 400 mV

ILEAK

Input Leakage Current, Bottom Clamp

input

VIN = VDCIN +1 V

110

µA

CIN

Input Capacitance

VIN

Maximum Input Signal

VCCV = 5 V

1.5

VPP

DYN

Dynamic Output Signal

VCCV = 5 V

VPP

YF1

-1 dB Bandwidth (Flatness) of Y and

CVBS

1H signal

4.0

4.5

MHz

YF3

-3 dB Bandwidth of Y and CVBS

1H signal

MHz

YSBR

Stopband Rejection

27 MHz versus 100 kHz

- 40

Flatness

Spread of Gain in Video Bands

VIN = 1 VPP, Band = 15 kHz to

5 MHz for Y and CVBS

±0.5

VCTo

Crosstalk Isolation of Y (or CVBS)

from C and RGB channels

VIN = 0.5 VPP at f = 3.58 MHz, on

either CIN_ENC, RIN_ENC,

BIN_ENC or GIN_ENC inputs,

RLOAD = 150Ω

ROUT

Output Resistance

Ω

Gain on Y and CVBS channels

VIN = 1 VPP at f = 1 MHz

5.566.5

DCYOUT

DC Output Voltage (Y)

Video signal bottom sync pulse at

IC output pins

0.5

DCCVBSOUT DC Output Voltage (CVBS)

Video signal bottom sync pulse at

IC output pin

1.0

DPHI

Differential Phase

VIN = 1 VPP at f = 3.58 MHz

0.2

deg.

Differential Gain

VIN = 1 VPP at f = 3.58 MHz

0.3

LNL

Luminance non-linearity

0.5

VSN7

Video S/N Ratio: Y, C, CVBS and RGB

channels (7 MHz filter)

NTC-7 weighting 4.2 MHz

Lowpass

Dtpd7

Group delay variation from flatness

7 MHz filter

STV6435 数据表(PDF) 7 Page - STMicroelectronics

STV6435 数据表(HTML) 7 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

数据表下载