ADV7191 datasheet(6/69 Pages) AD

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ADV7190/ADV7191

–6–

REV. 0

5 V TIMING CHARACTERISTICS

Parameter

Min

Typ

Max

Unit

Test Conditions

MPU PORT

SCLOCK Frequency

400

kHz

SCLOCK High Pulsewidth, t1

0.6

µs

SCLOCK Low Pulsewidth, t2

1.3

µs

Hold Time (Start Condition), t3

0.6

µs

After This Period the First Clock Is Generated

Setup Time (Start Condition), t4

0.6

µs

Relevant for Repeated Start Condition

Data Setup Time, t5

100

SDATA, SCLOCK Rise Time, t6

300

SDATA, SCLOCK Fall Time, t7

300

Setup Time (Stop Condition), t8

0.6

µs

ANALOG OUTPUTS

Analog Output Delay

DAC Analog Output Skew

0.1

CLOCK CONTROL AND PIXEL

PORT

fCLOCK

MHz

Clock High Time, t9

8ns

Clock Low Time, t10

8ns

Data Setup Time, t11

6ns

Data Hold Time, t12

5ns

Control Setup Time, t11

6ns

Control Hold Time, t12

4ns

Digital Output Access Time, t13

Digital Output Hold Time, t14

Pipeline Delay, t15 (2

× Oversampling)

Clock Cycles

Pipeline Delay, t15 (4

× Oversampling)

Clock Cycles

TELETEXT PORT

Digital Output Access Time, t16

Data Setup Time, t17

3ns

Data Hold Time, t18

6ns

RESET CONTROL

RESET Low Time

PLL

PLL Output Frequency

MHz

NOTES

1Temperature range T

MIN to TMAX: 0

°C to 70°C.

2Guaranteed by characterization.

3Pixel Port consists of:

Data: P15–P0 Pixel Inputs,

Control:

HSYNC, VSYNC, BLANK,

Clock: CLKIN Input.

4Teletext Port consists of:

Digital Output: TTXRQ,

Data: TTX.

Speciﬁcations subject to change without notice.

(VAA = 5 V

250 mV, VREF = 1.235 V, RSET1,2 = 1200

unless otherwise noted. All speciﬁcations

TMIN to TMAX

1 unless otherwise noted.)

ADV7191 Datasheet(PDF) 6 Page - Analog Devices

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