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參數(shù)資料
| 型號： | SAA4952WP |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | Memory controller |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQCC44 |
| 封裝： | PLASTIC, SOT-187, LCC-44 |
| 文件頁數(shù)： | 23/32頁 |
| 文件大?。?/td> | 159K |
| 代理商： | SAA4952WP |
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1997 Jun 10
23
Philips Semiconductors
Objective specification
Memory controller
SAA4952WP
CHARACTERISTICS
V
DD
= 5 V; T
amb
= 25
°
C; unless otherwise specified.
Notes
1.
f
min
= 24 MHz for LLDFL, if the data at the microcontroller port P0 to P7, ALE and WRD is supplied from a
microcontroller clocked with 12 MHz.
For SRC I
o
=
±
8 mA.
2.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
V
DD
I
DD
f
acq
f
LLDFL,LLD
C
i
V
IL
V
IH
V
OL
V
OH
T
j
T
amb
supply voltage
supply current
acquisition frequency
operating frequency of display and deflection part note 1
input capacitance
LOW level input voltage
HIGH level input voltage
LOW level output voltage
HIGH level output voltage
junction temperature
operating ambient temperature
4.5
24
2.0
5
35
10
3.4
5.5
33
37
15
0.8
0.4
125
85
V
mA
MHz
MHz
pF
V
V
V
V
°
C
°
C
I
o
= 4 mA; note 2
I
o
=
4 mA; note 2 2.4
0
APPLICATION INFORMATION
Figure 10 illustrates a block diagram of the application
environment of the memory controller SAA4952WP.
The full option chip set of the new TV feature system
controlled by the I
2
C-bus includes the following circuits:
TDA8755
ADC.
SAA4955TJ
3 Mbit video RAM.
SAA4995WP
PANorama-IC (PAN-IC) for linear horizontal zoom and
compression, non-linear (panorama) horizontal aspect
ratio conversion.
SAA7165
VEDA2, DAC with digital CTI and luminance peaking.
SAA4990H
Progressive scan-Zoom and Noise reduction IC
(PROZONIC) with line flicker reduction.
SAA4991WP
The Motion Estimation/Compensation Line flicker
reduction ZOom and Noise reduction IC is abbreviated as
MELZONIC.
SAA4952WP
Memory controller.
S87C654-4A44
Microcontroller.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SAA4955 | 2.9-Mbit field memory |
| SAA4955TJ | 2.9-Mbit field memory |
| SAA4956TJ | 2.9-Mbit field memory with noise reduction |
| SAA4960 | Integrated PAL comb filter |
| SAA4963 | Integrated NTSC comb filter |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SAA4955 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2.9-Mbit field memory |
| SAA4955TJ | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2.9-Mbit field memory |
| SAA4956TJ | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:2.9-Mbit field memory with noise reduction |
| SAA4960 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Integrated PAL comb filter |
| SAA4963 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Integrated NTSC comb filter |
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