Product Summary

The Z8622812PSC is a Line 21 Closed-Caption Controller designed to provide the functional performance of a L21C Decoder module. This Superintegration VLSI device is completely self contained requiring only composite video, a horizontal timing signal as input and an external keyer (i.e., video switch between TV video and ClosedCaption video) to produce captioned video.

Parametrics

Z8622812PSC absolute maximum ratings: (1)Supply Voltage: –0.3 to +7.0 V; (2)Storage Temp:–65°C to +150° C; (3)Oper Ambient Temp: 0° to 70° C.

Features

Z8622812PSC features: (1)Composite Video Input:Amplitude: 1.0 V p-p, ±3 dB;Polarity: Sync tips neg; (2)Horizontal Signal Input (preferably H Flyback):Amplitude: CMOS level signal, Low ≤ 0.2VCC, High ≥ 0.7VCC;Polarity: Any;Frequency: 15,734.263 Hz, ± 3%; (3)Line 21 Input Parameters (at 1.0 V p-p):Code Level: 50 IRE ± 10 IRE;; (4)Clock Run-in Start : 10.5 μs, ±0.5μs; (5)Input Signal-to-Random Noise Performance; (6)Timing Signals:Dot Clock: 768 x FH = 12.0839 MHz;Dot Period: 82.75 nsec;Character Cell Width: 1.324 μsec;Width of Row (Box): 45.018 μsec;Width of Row (Char): 42.370 μsec.

Diagrams

Z8622812PSC Pin Configuration

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
Z8622812PSC
Z8622812PSC

ZiLOG

Multimedia Misc LINE 21 DECODER

Data Sheet

0-300: $1.88
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
Z86217
Z86217

Other


Data Sheet

Negotiable 
Z86227
Z86227

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Data Sheet

Negotiable 
Z86228
Z86228

Other


Data Sheet

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Z8622812PSC
Z8622812PSC

ZiLOG

Multimedia Misc LINE 21 DECODER

Data Sheet

0-300: $1.88
Z8622812PSG
Z8622812PSG

ZiLOG

Multimedia Misc LINE 21 DECODER

Data Sheet

0-1: $2.78
1-25: $2.32
25-100: $1.88
Z86229
Z86229

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Data Sheet

Negotiable