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參數資料
| 型號： | TB1254N |
| 廠商： | Toshiba Corporation |
| 英文描述： | PAL / NTSC / SECAM 1CHIP (IF+VCD PROCESSOR) IC |
| 中文描述： | PAL / NTSC制式/ SECAM制式1CHIP（中頻光碟處理器）芯片 |
| 文件頁數： | 1/58頁 |
| 文件大?。?/td> | 551K |
| 代理商： | TB1254N |
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Ver3.7
00/01/28
1
TENTATIVE
TOSHIBA Bi-CMOS INTEGRATED CIRCUIT, SILICON MONOLITHIC
TB1254N
PAL / NTSC / SECAM 1CHIP (IF+VCD PROCESSOR) IC
The TB1254N is a TV signal processor IC, which contains
PIF, SIF, Video, Chroma and deflection signal processors
for worldwide Multi-color systems. Also, it has AV switch
for TV/EXT inputs.
The line-up and flexibility of this TB1251 series contributes
to reduce development costs and components in a TV
sets.
FEATURES
IF STAGE
Multi-system IF
SIF 4.5 ~ 6.5 MHz
One External BPF for Multi-SIF carrier
Inter carrier inputs
VCO tank coil alignment free
for L system,
Positive demodulation
V low Ch
VIDEO STAGE
Built-in Y delay line (8 adjustable steps)
Built in C trap filter (Switchable)
CHROMA STAGE
Multi-color Demoduration
Automatic Chroma Identification
1 Xtal for Multi-color Systems
(3.58MHz/4.43MHz/M-PAL/N-PAL)
Built-in1H Delay line
Cb/Cr input ports
Built-in BPF / TOF
Fsc Output
Two NTSC demodulation phase
SDIP56-P-600
TEXT STAGE
Built-in AKB
AKB on/off
AKB Color temperature control
Analog RGB interfaces
ABL / ACL
DEFLECTION STAGE
Built-in H-VCO
ramp distortion correction
Stand Along Sync in port
Sand Castle Pulse Output
(HD+VD+Gate Pulse)
AV SWITCH
Visual TV / EXT inputs
Audio TV / EXT inputs
TOSHIBA is continually working to improve the quality and the reliability of its products. Nevertheless,
semiconductor devices in general can malfunction or jail due to their inherent electrical sensitivity and
vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to
observe standards of safety, and to avoid situations in which a malfunction or failure of a TOSHIBA product could
cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that
TOSHIBA products are used within specified operating range as set forth in the most recent products specifications.
Also, please keep in mind the precautions and conditions set forth in the TOSHIBA Semiconductor Reliability
Handbook.
The products described in this document are subject to foreign exchange and foreign trade control laws.
The information contained herein is presented only as a guide for the applications of our products. No
responsibility is assumed by TOSHIBA CORPORATION for any infringements of intellectual property or other rights of
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Weight: 5.55g (typ)
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