ADV7197_15 Datasheet, PDF (4/20 Pages) Analog Devices – Multiformat HDTV Encoder with Three 11-Bit DACs

ADV7197–SPECIFICATIONS
5 V DYNAMIC–SPECIFICATIONS (VAA = 4.75 V to 5.25 V, VREF = 1.235 V, RSET = 2470 ⍀, RLOAD = 300 ⍀. All specifications TMIN
to T_MAX [0؇C to 70؇C] unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Luma Bandwidth
Chroma Bandwidth
Signal-to-Noise Ratio
Chroma/Luma Delay Inequality
13.5
MHz
6.75
MHz
64
dB Luma Ramp Unweighted
0
ns
Specifications subject to change without notice.
3.3 V DYNAMIC–SPECIFICATIONS (VAA = 3.15 V to 3.45 V, VREF = 1.235 V, RSET = 2470 ⍀, RLOAD = 300 ⍀. All specifications
T_MIN to T_MAX [0؇C to 70؇C] unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Luma Bandwidth
Chroma Bandwidth
Signal-to-Noise Ratio
Chroma/Luma Delay Inequality
13.5
MHz
6.75
MHz
64
dB Luma Ramp Unweighted
0
ns
Specifications subject to change without notice.
5 V TIMING–SPECIFICATIONS (VAA = 4.75 V to 5.25 V, VREF = 1.235 V, RSET = 2470 ⍀, RLOAD = 300 ⍀. All specifications TMIN
to T_MAX [0؇C to 70؇C] unless otherwise noted.)
Parameter
Min Typ Max
Unit
Conditions
MPU PORT¹
SCLOCK Frequency
10
SCLOCK High Pulsewidth, t₁
0.6
SCLOCK Low Pulsewidth, t₂
1.3
Hold Time (Start Condition), t₃
0.6
Setup Time (Start Condition), t₄
0.6
Data Setup Time, t₅
100
SDATA, SCLOCK Rise Time, t₆
SDATA, SCLOCK Fall Time, t₇
Setup Time (Stop Condition), t₈
0.6
RESET Low Time
100
400
kHz
µs
µs
µs
µs
ns
300
ns
300
ns
µs
ns
After This Period the 1st Clock Is Generated
Relevant for Repeated Start Condition
ANALOG OUTPUTS
Analog Output Delay²
Analog Output Skew
10
ns
0.5
ns
CLOCK CONTROL AND PIXEL PORT³
f_CLK
t_CLK
Clock High Time, t₉
Clock Low Time, t₁₀
Data Setup Time, t₁₁
Data Hold Time, t₁₂
Control Setup Time, t₁₁
Control Hold Time, t₁₂
Pipeline Delay
74.25
MHz
HDTV Mode
81
MHz
Async Timing Mode
5
1.5
ns
5
2.0
ns
2.0
ns
4.5
ns
7
ns
4.0
ns
16
Clock Cycles For 4:4:4 Pixel Input Format
NOTES
1_{Guaranteed by characterization.}
2_{Output delay measured from the 50% point of the rising edge of CLOCK to the 50% point of DAC output full-scale transition.}
3_{Data: Cb/Cr (9:0), Cr (9:0), Y (9:0); Control: HSYNC/SYNC, VSYNC/TSYNC; DV}
Specifications subject to change without notice.
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