參數(shù)資料
型號(hào)： ADV7188
廠商： Analog Devices, Inc.
英文描述： Multiformat SDTV Video Decoder with Fast Switch Overlay Support
中文描述： 標(biāo)清多格式視頻解碼器支持快速開(kāi)關(guān)重疊
文件頁(yè)數(shù)： 7/112頁(yè)
文件大小： 943K
代理商： ADV7188
ADV7188
TIMING SPECIFICATIONS
At A
VDD
= 3.15 V to 3.45 V, D
VDD
= 1.65 V to 2.0 V, D
VDDIO
= 3.0 V to 3.6 V, P
VDD
= 1.71 V to 1.89 V (operating temperature range, unless
otherwise noted).
Table 3.
Parameter
1,2
Symbol
Test Conditions
SYSTEM CLOCK AND CRYSTAL
Nominal Frequency
Frequency Stability
I
2
C PORT
3
SCLK Frequency
SCLK Min Pulse Width High
t
1
SCLK Min Pulse Width Low
t
2
Hold Time (Start Condition)
t
3
Setup Time (Start Condition)
t
4
SDA Setup Time
t
5
SCLK and SDA Rise Time
t
6
SCLK and SDA Fall Time
t
7
Setup Time for Stop Condition
t
8
RESET FEATURE
Reset Pulse Width
CLOCK OUTPUTS
LLC1 Mark Space Ratio
t
9
:t
10
LLC1 Rising to LLC2 Rising
t
11
LLC1 Rising to LLC2 Falling
t
12
DATA AND CONTROL OUTPUTS
Data Output Transitional Time
4
t
13
Negative clock edge to start of valid data
(t
ACCESS
= t
10
– t
13
)
Data Output Transitional Time
4
t
14
End of valid data to negative clock edge
(t
HOLD
= t
9
+ t
14
)
Propagation Delay to Hi Z
t
15
Max Output Enable Access Time
t
16
Min Output Enable Access Time
t
17
Rev. 0 | Page 7 of 112
Min
0.6
1.3
0.6
0.6
100
5
45:55
Typ
28.63636
0.6
1
1
Max
±50
400
300
300
55:45
3.6
Unit
MHz
ppm
kHz
μs
μs
μs
μs
ns
ns
ns
μs
ms
% Duty Cycle
ns
ns
ns
2.4
ns
6
7
4
ns
ns
ns
1
Temperature range T
MIN
to T
MAX
, –40°C to +85°C. The min/max specifications are guaranteed over this range.
2
Guaranteed by characterization.
3
TTL input values are 0 to 3 volts, with rise/fall times
≤
3 ns, measured between the 10% and 90% points.
4
SDP timing figures obtained using default drive strength value (0xD5) in register subaddress 0xF4.
ANALOG SPECIFICATIONS
At A
VDD
= 3.15 V to 3.45 V, D
VDD
= 1.65 V to 2.0 V, D
VDDIO
= 3.0 V to 3.6 V, P
VDD
= 1.71 V to 1.89 V (operating temperature range, unless
otherwise noted). Recommended analog input video signal range: 0.5 V to 1.6 V, typically 1 V p-p.
Table 4.
Parameter
1,2
Symbol
Test Condition
CLAMP CIRCUITRY
External Clamp Capacitor
Input Impedance
3
Clamps switched off
Input impedance of Pin 40 (FB)
Large Clamp Source Current
Large Clamp Sink Current
Fine Clamp Source Current
Fine Clamp Sink Current
Min
Typ
0.1
10
20
0.75
0.75
60
60
Max
Unit
μF
MΩ
kΩ
mA
mA
μA
μA
1
Temperature range T
MIN
to T
MAX
, –40°C to +85°C. The min/max specifications are guaranteed over this range.
2
Guaranteed by characterization.
3
Except Pin 40 (FB).
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參數(shù)描述
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ADV7189BBSTZ268H 制造商:AD 制造商全稱(chēng):Analog Devices 功能描述:Multiformat SDTV Video Decoder
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