參數(shù)資料
型號: AD9244BSTZ-40
廠商: Analog Devices Inc
文件頁數(shù): 33/36頁
文件大?。?/td> 0K
描述: IC ADC 14BIT 40MSPS 48-LQFP
標(biāo)準(zhǔn)包裝: 1
位數(shù): 14
采樣率(每秒): 40M
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 300mW
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 48-LQFP
供應(yīng)商設(shè)備封裝: 48-LQFP(7x7)
包裝: 托盤
輸入數(shù)目和類型: 2 個單端,單極;1 個差分,單極
AD9244
Rev. C | Page 6 of 36
Test
AD9244BST-65
AD9244BST-40
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Unit
DIGITAL OUTPUTS (DRVDD = 3 V)2
Logic 1 Voltage (IOH = 50 μA)
Full
IV
2.95
V
Logic 0 Voltage (IOL = 50 μA)
Full
IV
0.05
V
Logic 1 Voltage (IOH = 0.5 mA)
Full
IV
2.8
V
Logic 0 Voltage (IOL = 1.6 mA)
Full
IV
0.4
V
1 See the Clock Overview section for more details.
2 Output voltage levels measured with 5 pF load on each output.
SWITCHING SPECIFICATIONS
AVDD = 5 V, DRVDD = 3 V, unless otherwise noted.
Table 4.
Test
AD9244BST-65
AD9244BST-40
Parameter
Temp
Level
Min
Typ
Max
Min
Typ
Max
Unit
CLOCK INPUT PARAMETERS
Maximum Conversion Rate
Full
VI
65
40
MHz
Minimum Conversion Rate
Full
V
500
kHz
Clock Period1
Full
V
15.4
25
ns
Clock Pulse Width High2
Full
V
4
ns
Clock Pulse Width Low2
Full
V
4
ns
Clock Pulse Width High3
Full
V
6.9
11.3
ns
Clock Pulse Width Low3
Full
V
6.9
11.3
ns
DATA OUTPUT PARAMETERS
Output Delay (tPD)4
Full
V
3.5
7
3.5
7
ns
Pipeline Delay (Latency)
Full
V
8
Clock cycles
Aperture Delay (tA)
Full
V
1.5
ns
Aperture Uncertainty (Jitter)
Full
V
0.3
ps rms
Output Enable Delay
Full
V
15
ns
OUT-OF-RANGE RECOVERY TIME
Full
V
2
1
Clock cycles
1 The clock period can be extended to 2 μs with no degradation in specified performance at 25°C.
2 With duty cycle stabilizer enabled.
3 With duty cycle stabilizer disabled.
4 Measured from clock 50% transition to data 50% transition with 5 pF load on each output.
N
N + 1
N + 2
N + 3
N + 4
N + 5
N + 6
N + 7
N + 8
N + 9
ANALOG INPUT
CLOCK
DATA OUT
tPD
tA
N – 9
N – 8
N – 7
N – 6
N – 5
N – 4
N – 3
N – 2
N – 1
N
N + 1
02404-002
Figure 2. Input Timing
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