參數(shù)資料
型號: DMA2281
英文描述: Consumer IC
中文描述: 消費性IC
文件頁數(shù): 12/36頁
文件大?。?/td> 496K
代理商: DMA2281
DMA 2271, DMA 2280, DMA 2281
12
2.5.4. Characteristics
at T
A
= 0 to 65
°
C, V
SUP
= 4.75 to 5.25 V, f
Φ
M
= 20.25 MHz
Symbol
Parameter
Pin No.
Min.
Typ.
Max.
Unit
Test Conditions
I
SUP
Supply Current
63
100
130
mA
V
Φ
AOL
Φ
A Audio Clock Output
Low Voltage
65
2.0
V
I
Φ
AO
= 0.5 mA
V
Φ
AOH
Φ
A Audio Clock Output
High Voltage
3.0
V
–I
Φ
AO
= 0.5 m A
t
Φ
AHL
Φ
A Audio Clock Output
High to Low Transition Time
10
ns
f
Φ
A
Φ
A Audio Clock Output
Frequency
18.432
MHz
V
LCOL
Luma/Chroma Output
Low Voltage
21 to 24,
27 to 38
0.3
V
I
LCO
= 6 mA
I
LCOH
Luma/Chroma Output
High Current
10
μ
A
V
LCO
= 5 V
t
LCOT
Luma/Chroma Output
Transition Time
10
ns
t
Φ
LCOH
Luma/Chroma Output Hold
Time after
Φ
M Clock Input
21 to 24,
27 to 38,
12
ns
t
Φ
LCOS
Luma/Chroma Output Setup
Time after
Φ
M Clock Input
62
30
ns
t
LD
Luma Output Delay Time after
–194
+839
μ
s
V
POL
PLL Bus Output Low Voltage
25, 26
0.2
V
I
PO
= 2 mA
I
POH
PLL Bus Output High Current
10
μ
A
V
PO
= 5 V
f
Φ
P
Φ
P Clock Frequency
26
f
Φ
M
4
t
Φ
POH
t
Φ
POL
Φ
P Clock Output
High/Low Ratio
0.8
1
1.25
t
PDOS
Φ
PLL Data Output Setup
Time before
Φ
P Clock Output
25, 26
20
ns
t
Φ
PDOH
PLL Data Output Hold
Time after
Φ
P Clock Output
80
ns
V
SOL
S Bus Output Low Voltage
64, 66, 67
0.2
V
I
SO
= 2 mA
I
SOH
S Bus Output High Current
10
μ
A
V
SO
= 5 V
t
SOT
S Bus Output Transition Time
10
ns
f
Φ
S
Φ
S S Clock Output Frequency
67
f
Φ
A
4
t
S2
t
S1
Φ
S S Clock Output
High/Low Ratio
0.9
1
1.1
t
S3
Φ
S S Clock Output Setup Time
before Ident End–Pulse Output
64, 67
160
220
ns
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