TIMING CHARACTERISTICS1 (VAA
參數(shù)資料
型號: ADV7120KPZ50
廠商: Analog Devices Inc
文件頁數(shù): 6/12頁
文件大?。?/td> 0K
描述: IC DAC VIDEO 3CH 50MHZ 44PLCC
產(chǎn)品培訓模塊: Data Converter Fundamentals
DAC Architectures
產(chǎn)品變化通告: Product Discontinuance 27/Oct/2011
標準包裝: 1
設(shè)置時間: 12ns
位數(shù): 8
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 3
電壓電源: 單電源
功率耗散(最大): 625mW
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 44-LCC(J 形引線)
供應(yīng)商設(shè)備封裝: 44-PLCC(16.59x16.59)
包裝: 管件
輸出數(shù)目和類型: 3 電流,單極
采樣率(每秒): 50M
ADV7120
REV. B
–3–
TIMING CHARACTERISTICS1
(VAA = +5 V
5%; VREF = +1.235 V; RL = 37.5
, CL = 10 pF; RSET = 560
.
ISYNC connected to IOG. All Specifications TMIN to TMAX
2 unless otherwise noted.)
Parameter
80 MHz Version
50 MHz Version
30 MHz Version
Units
Conditions/Comments
fMAX
80
50
30
MHz max
Clock Rate
tl
3
6
8
ns min
Data & Control Setup Time
t2
2
ns min
Data & Control Hold Time
t3
12.5
20
33.3
ns min
Clock Cycle Time
t4
4
7
9
ns min
Clock Pulse Width High Time
t5
4
7
9
ns min
Clock Pulse Width Low Time
t6
30
ns max
Analog Output Delay
20
ns typ
t7
3
ns max
Analog Output Rise/Fall Time
t8
3
12
15
ns typ
Analog Output Transition Time
NOTES
1TTL input values are 0 to 3 volts, with input rise/fall times
≤3 ns, measured between the 10% and 90% points. Timing reference points at 50% for inputs
and outputs. See timing notes in Figure 1.
2Temperature range (T
MIN to TMAX): 0°C to +70°C
3Sample tested at +25
°C to ensure compliance.
Specifications subject to change without notice.
CLOCK
DATA
t
2
t
4
t
5
t
8
t
7
t
6
ANALOG OUTPUTS
(IOR, IOG, IOB, I
SYNC )
t
3
t
1
DIGITAL INPUTS
(R0-R7, G0-G7, B0-B7;
SYNC, BLANK,
REF WHITE)
NOTES
1. OUTPUT DELAY (
t
6
) MEASURED FROM THE 50% POINT OF THE RISING EDGE OF
CLOCK TO THE 50% POINT OF FULL-SCALE TRANSITION.
2. TRANSITION TIME (
t
8
) MEASURED FROM THE 50% POINT OF FULL-SCALE
TRANSITION TO WITHIN 2% OF THE FINAL OUTPUT VALUE.
3. OUTPUT RISE/FALL TIME (
t
7
) MEASURED BETWEEN THE 10% AND 90% POINTS
OF FULL TRANSITION.
Figure 1. Video Input/Output Timing
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