參數(shù)資料
型號(hào): CLC031
廠商: National Semiconductor Corporation
英文描述: SMPTE 292M/259M Digital Video Deserializer / Descrambler with Video and Ancilliary Data FIFOs
中文描述: 的SMPTE 292M/259M數(shù)字視頻解串器/解擾器的視頻和輔助數(shù)據(jù)FIFO
文件頁(yè)數(shù): 6/31頁(yè)
文件大?。?/td> 383K
代理商: CLC031
Required Input Conditions
(Continued)
Symbol
Parameter
Conditions
Reference
Min
Typ
Max
Units
f
ACLK
Ancilliary / Control Data
Clock Frequency
Ancilliary / Control Clock
Duty Cycle
Ancilliary / Control Clock
and Data Rise Time, Fall
Time
Setup Time, AD
N
to A
CLK
or IO
N
to A
CLK
Rising
Edge
Hold Time, Rising Edge
A
CLK
to AD
N
or A
CLK
to
IO
N
Bias Supply Reference
Resistor
External Clock Frequency
Crystal Frequency
A
CLK
74.25
MHz
DC
ACLK
45
50
55
%
t
r
, t
f
10%–90%
1.0
1.5
3.0
ns
t
S
Control Data Input or
I/O Bus Input
IO
N
, AD
N
, A
CLK
Timing Diagram
3.0
1.5
ns
t
H
3.0
1.5
ns
R
REF
Tolerance 1%
4.75k
f
EXT CLK
f
XTAL
Ext Clk
XTALo, XTALi
100
ppm
27.0
+100
ppm
MHz
Figure 6
DC Electrical Characteristics
Over Supply Voltage and Operating Temperature ranges, unless otherwise specified (Notes 2, 3).
Symbol
V
IH
V
IL
I
IH
I
IL
V
OH
Parameter
Conditions
Reference
Min
2.0
V
SSIO
Typ
Max
V
DDIO
0.8
+150
20
V
DDIO
V
SSIO
+0.5V
Units
Input Voltage High Level
Input Voltage Low Level
Input Current High Level
Input Current Low Level
Output Voltage High Level
All LVCMOS
Inputs
V
V
IH
= V
DDIO
(Note 8)
V
IL
= V
SSIO
I
OH
= 2 mA
+85
1
2.7
V
SSIO
+0.3
V
DDIO
0.5
V
SSIO
+0.4
800
±
1
<
50
μA
All LVCMOS
Outputs
2.4
V
V
OL
Output Voltage Low Level
I
OL
= +2 mA
V
SSIO
V
OHV
Minimum Dynamic V
OH
I
OH
= 2 mA
(Note 6)
I
OL
= +2 mA
(Note 6)
V
OLP
Maximum Dynamic V
OL
V
SDI
I
SDI
V
TH
Serial Data Input Voltage
Serial Data Input Current
Input Thereshold
Bias Supply Output
Current
Reference Output Current
Power Supply Current,
3.3V Supply, Total
SDI, SDI
100
880
±
10
mV
P-P
μA
mV
Over VCM range
I
BB
R
BB
= 6.19k
1%
188
220
μA
I
REF
R
REF
= 4.75k
1%
270M
BPS
Data Rate
1,485M
BPS
Data Rate
270M
BPS
Data Rate
1,485M
BPS
Data Rate
262
31.0
35.0
76
210
290
45.0
50.0
115
325
I
DD
(3.3V)
V
DDIO
, V
DDSI
mA
I
DD
(2.5V)
Power Supply Current,
2.5V Supply, Total
V
DDD
, V
DDPLL
mA
C
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