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參數(shù)資料
| 型號： | SAA4945H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | LIne MEmory noise Reduction IC LIMERIC |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP44 |
| 文件頁數(shù)： | 16/20頁 |
| 文件大小： | 116K |
| 代理商： | SAA4945H |
1997 Jun 10
16
Philips Semiconductors
Preliminary specification
LIne MEmory noise Reduction IC
(LIMERIC)
SAA4945H
CHARACTERISTICS
V
DD
= 5 V; T
amb
= 25
°
C; unless otherwise specified.
Note
1.
Maximum number of clocks per line is 1024.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
Supply
V
DD
I
DD
T
amb
T
stg
P
supply voltage (pins 5, 29 and 30)
supply current
operating ambient temperature
storage temperature
power dissipation
4.5
0
50
5.0
70
350
5.5
70
+150
V
mA
°
C
°
C
mW
CLK
f
CLK
δ
V
IL
V
IH
C
L
clock frequency
duty cycle
LOW-level input voltage
HIGH-level input voltage
load capacitance
±
7%; note 1
10
40
2
10
16
17.1
60
0.8
MHz
%
V
V
pF
Y
I7
to Y
I0
, U
I1
, U
I2
, V
I1
, V
I0
, WE
I
and Va
V
IL
V
IH
I
I
t
su(i)(D)
t
h(D)
LOW-level input voltage
HIGH-level input voltage
input current
set-up time
hold time
2.0
6
7
0.8
±
20
V
V
μ
A
ns
ns
V
I
= 0 to 5 V
Y
O7
to Y
O0
, U
O1
, U
O2
, V
O1
, V
O0
and WE
O
V
OL
V
OH
t
h(Q)
t
d(D)
LOW-level output voltage
HIGH-level output voltage
output hold
output delay
I
OL
= 1.6 mA
I
OH
= 0.4 mA
C
L
= 15 pF
C
L
= 15 pF
2.4
7
0.4
32
V
V
ns
ns
SNDA and SNCL
f
SNERT
V
IL
V
IH
V
OL
V
OH
bus clock frequency
LOW-level input voltage
HIGH-level input voltage
LOW-level output voltage
HIGH-level output voltage
2.0
2.4
1
0.8
0.4
MHz
V
V
V
V
TST0, TST1 and TST2
V
IL
V
IH
LOW-level input voltage
HIGH-level input voltage
2.0
0.8
V
V
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