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參數(shù)資料
| 型號(hào)： | SAA5250P |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Interface for data acquisition and control for multi-standard teletext systems |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDIP40 |
| 封裝： | 0.600 INCH, PLASTIC, DIP-40 |
| 文件頁數(shù)： | 5/35頁 |
| 文件大小： | 173K |
| 代理商： | SAA5250P |
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January 1987
5
Philips Semiconductors
Product specification
Interface for data acquisition and control
(for multi-standard teletext systems)
SAA5250
PINNING FUNCTION
MNEMONIC
PIN NO.
FUNCTION
A10 and
A0 to A9
VAL OUT
VAL IN/SYNC
1 and
30 to 39
2
3
Memory address outputs used by CIDAC to address a 2 K byte buffer memory
Validation output signal used to control the location of the window for the framing code.
Validation input signal (line signal) used to give or calculate a window for the framing
code detection
Colour burst blanking output signal used by the SAA5230 as a data slicer reset pulse
Data clock input, in synchronization with the serial data signal
Serial data input, arriving from the demodulator
Chip enable output signal for buffer memory selection
Write command output for the buffer memory
8-bit three state input/output data/address bus used to transfer commands, data and
status between the CIDAC registers and the CPU
Demultiplexing input signal for the CPU data bus
Chip enable input for the SAA5250
Write command input (when LOW)
ground
Read command input (when LOW)
8-bit three state input/output data bus used to transfer data between CIDAC and the
buffer memory
+
5 V power supply
CBB
DCK
SD
MS
WE
DB7 to DB0
4
5
6
7
8
9 to 16
ALE
CE
WR
V
SS
RD
D0 to D7
17
18
19
20
21
22 to 29
V
DD
40
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SAA5250T | Interface for data acquisition and control for multi-standard teletext systems |
| SAA5252 | Line twenty-one acquisition and display LITOD |
| SAA5252P | Line twenty-one acquisition and display LITOD |
| SAA5252T | Line twenty-one acquisition and display LITOD |
| SAA5254 | Integrated VIP and teletext decoder IVT1.1X |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SAA5250T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Interface for data acquisition and control for multi-standard teletext systems |
| SAA5252 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Line twenty-one acquisition and display LITOD |
| SAA5252P | 制造商:NXP Semiconductors 功能描述:TELETEXT DECODER, PDIP24 |
| SAA5252T | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Line twenty-one acquisition and display LITOD |
| SAA5254 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Integrated VIP and teletext decoder IVT1.1X |
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