參數(shù)資料
型號: SAA4956TJ
廠商: NXP SEMICONDUCTORS
元件分類: 存儲器
英文描述: 2.9-Mbit field memory with noise reduction
中文描述: SPECIALTY MEMORY CIRCUIT, PDSO40
封裝: PLASTIC, SOJ-40
文件頁數(shù): 17/36頁
文件大小: 243K
代理商: SAA4956TJ
1998 Dec 08
17
Philips Semiconductors
Preliminary specification
2.9-Mbit field memory with noise reduction
SAA4956TJ
10 CHARACTERISTICS
V
DD
= V
DD(O)
= V
DD(P)
= 3.0 to 3.6 V; T
amb
= 0 to 70
°
C; 3 ns input transition times; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
(1)
MAX.
UNIT
Supply
V
DD
V
DD(O)
V
DD(P)
I
DD(tot)
supply voltage (pin 19)
supply voltage (pin 22)
supply voltage (pin 21)
total supply current
(I
DD(tot)
= I
DD
+ I
DD(O)
+ I
DD(P)
)
3.0
3.0
3.0
3.3
3.3
3.3
27
3.6
3.6
5.5
70
V
V
V
mA
minimum write/read
cycle; outputs
open-circuit
minimum write/read cycle
after 1 RSTW/RSTR
cycle; NREN, WE,
RE and OE = LOW
minimum write/read
cycle; outputs
open-circuit
I
DD
I
DD(std)
operating supply current
stand-by supply current
25
3
60
10
mA
mA
I
DD(O)
supply current
2
10
mA
I
DD(P)
supply current
0
1
mA
Inputs except I
2
C-bus signals (pins 3 to 18, 23 to 26 and 40)
V
IH
V
IL
I
LI
C
i
HIGH-level input voltage
LOW-level input voltage
input leakage current
input capacitance
2.0
0.5
10
V
DD(P)
+ 0.3
+0.8
+10
7
V
V
μ
A
pF
V
i
= 0 V to V
DD(P)
f = 1 MHz; V
i
= 0 V
Inputs of I
2
C-bus signals: SCL (pin 1) and SDA (pin 20);
note 2
V
IH
V
IL
I
LI
C
i
HIGH-level input voltage
LOW-level input voltage
input leakage current
input capacitance
3.0
0.5
10
V
DD(P)
+ 0.5
+1.5
+10
10
V
V
μ
A
pF
V
i
= 0 V to V
DD(P)
f = 1 MHz; V
i
= 0 V
Outputs except I
2
C-bus signal SCL (pins 27 to 38)
V
OH
V
OL
I
LO
C
o
HIGH-level output voltage
LOW-level output voltage
output leakage current
output capacitance
I
OH
=
5 mA
I
OL
= 4.2 mA
2.4
10
0.4
+10
10
V
V
μ
A
pF
f = 1 MHz; V
o
= 0 V
Output of I
2
C-bus signal: SDA (pin 20);
note 2
V
OL
I
LO
C
o
LOW-level output voltage
output leakage current
output capacitance
I
OL
= 4 mA
10
0.4
+10
10
V
μ
A
pF
f = 1 MHz; V
o
= 0 V
Write cycle timing;
note 3
T
cy(SWCK)
SWCK cycle time
NREN = LOW; see Fig.4
NREN = HIGH; see Fig.4
see Fig.4
see Fig.4
26
52
7
7
150
ns
ns
ns
ns
t
W(SWCKH)
t
W(SWCKL)
SWCK HIGH pulse width
SWCK LOW pulse width
相關(guān)PDF資料
PDF描述
SAA4960 Integrated PAL comb filter
SAA4963 Integrated NTSC comb filter
SAA4963T Integrated NTSC comb filter
SAA4970T Economical video processing IC ECOBENDIC
SAA4974 Besic without ADC
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
SAA4963T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Integrated NTSC comb filter
SAA4970T 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Economical video processing IC ECOBENDIC
SAA4974 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Besic without ADC