CXA1616N View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

CXA1616N

Sync Discriminator for CRT Displays

Philips Electronics 

CXA1616N/S

(Ta = 25°C, VCC = 12V, See the Electrical Characteristics Test Circuit)

No.

Item

Symbol

Measurement description

Measure- Min.

ment point

Measures the delay difference

between the input signal sync and

HD

21 HD delay 3

td3

HD for VIDEO IN (sync-on video)

input. The time from the input sync

fall time (50%) to the HD output

( Pin 18

Pin 20

110

rise time (50%). Input signal C.

Compares the delay differences from

22

HD delay

difference

both the VIDEO IN (sync-on video)

thd input and the CS (composite sync)

input to the HD output. (Compares

HD

( Pin 18

Pin 20

—

Measurement No. 19 to 21).

Measures the delay difference

between HD and the clamp pulse

23

Clamp pulse

delay 1

tcd1

for CS (composite sync) input.

The time from the HD output fall time

CLAMP

(Pin 10)

110

(50%) to the clamp pulse output rise

time (50%). Input signal B.

Measures the delay difference

between HD and the clamp pulse

24

Clamp pulse

delay 2

tcd2

for CS (composite sync) input.

The time from the HD output fall time

CLAMP

(Pin 10)

110

(50%) to the clamp pulse output rise

time (50%). Input signal D.

Measures the delay difference

between HD and the clamp pulse

25

Clamp pulse

delay 3

tcd3

for VIDEO IN (sync-on video) input.

The time from the HD output fall time

CLAMP

(Pin 10)

90

(50%) to the clamp pulse output rise

time (50%). Input signal C.

26

Logic output

voltage High

QH

Polarity and existence information

output of the sync signal.

Measures the High level voltage

under no load condition.

Q1 to Q4

( Pin13 to17

Pin15 to19

3.5

27

Logic output

voltage Low

QL

Polarity and existence information

output of the sync signal.

Measures the Low level voltage

under no load condition.

Q1 to Q4

( Pin13 to17

Pin15 to19

0

28

Current

consumption

ICC

Vcc = 12V, measures the current

consumption for no input signal.

VCC

( Pin 22

Pin 24

18

Typ. Max. Unit

180 240 ns

25 40 ns

140 180 ns

140 180 ns

130 170 ns

4.5 5.0 V

0.12 0.4 V

27 35 mA

–9–

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