AVDD = 3.15 V to 3.45 V, DVDD = 1.65 V to 2.0 V, DVDDIO = 3.0 V to " />
參數(shù)資料
型號(hào): EVAL-ADV7181CLQEBZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 17/20頁(yè)
文件大?。?/td> 0K
描述: BOARD EVAL FOR ADV7181CLQ
標(biāo)準(zhǔn)包裝: 1
主要目的: 視頻,視頻解碼器
已用 IC / 零件: ADV7181CLQ
已供物品:
ADV7181C
Data Sheet
Rev. E | Page 6 of 20
TIMING CHARACTERISTICS
AVDD = 3.15 V to 3.45 V, DVDD = 1.65 V to 2.0 V, DVDDIO = 3.0 V to 3.6 V, PVDD = 1.71 V to 1.89 V. TMIN to TMAX = 40°C to +85°C,
unless otherwise noted.
Table 3.
Parameter1, 2
Symbol
Test Conditions
Min
Typ
Max
Unit
SYSTEM CLOCK AND CRYSTAL
Crystal Nominal Frequency
28.63636
MHz
Crystal Frequency Stability
±50
ppm
Horizontal Sync Input Frequency
14.8
110
kHz
LLC Frequency Range
12.825
110
MHz
I2C PORT3
SCLK Frequency
400
kHz
SCLK Minimum Pulse Width High
t
1
0.6
s
SCLK Minimum Pulse Width Low
t
2
1.3
s
Hold Time (Start Condition)
t
3
0.6
s
Setup Time (Start Condition)
t
4
0.6
s
SDA Setup Time
t
5
100
ns
SCLK and SDA Rise Time
t
6
300
ns
SCLK and SDA Fall Time
t
7
300
ns
Setup Time for Stop Condition
t
8
0.6
s
RESET FEATURE
Reset Pulse Width
5
ms
CLOCK OUTPUTS
LLC Mark Space Ratio
t
9:t10
45:55
55:45
% duty cycle
DATA AND CONTROL OUTPUTS
Data Output Transition Time SDR (SDP)4
t
11
Negative clock edge
to start of valid data
3.6
ns
Data Output Transition Time SDR (SDP)4
t
12
End of valid data to
negative clock edge
2.4
ns
Data Output Transition Time SDR (CP)5
t
13
End of valid data to
negative clock edge
2.8
ns
Data Output Transition Time SDR (CP)5
t
14
Negative clock edge
to start of valid data
0.1
ns
Data Output Transition Time DDR (CP)5, 6
t
15
Positive clock edge
to end of valid data
1.9
ns
Data Output Transition Time DDR (CP)5, 6
t
16
Start of valid data to
positive clock edge
1.7
ns
Data Output Transition Time DDR (CP)5, 6
t
17
Negative clock edge
to end of valid data
1.4
ns
Data Output Transition Time DDR (CP)5, 6
t
18
Start of valid data to
negative clock edge
1.7
ns
1 The minimum/maximum specifications are guaranteed over this range.
2 Guaranteed by characterization.
3 TTL input values are 0 V to 3 V, with rise/fall times of ≤3 ns, measured between the 10% and 90% points.
4 SDP timing figures obtained using default drive strength value (0xD5) in Register Subaddress 0xF4.
5 CP timing figures obtained using maximum drive strength value (0x3F) in Register Subaddress 0xF4.
6 Guaranteed by characterization up to 75 MHz pixel clock.
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