RL
參數(shù)資料
型號(hào): AD768AR
廠商: Analog Devices Inc
文件頁(yè)數(shù): 20/20頁(yè)
文件大?。?/td> 0K
描述: IC DAC 16BIT 30MSPS 28-SOIC
產(chǎn)品培訓(xùn)模塊: Data Converter Fundamentals
DAC Architectures
標(biāo)準(zhǔn)包裝: 1
設(shè)置時(shí)間: 25ns
位數(shù): 16
數(shù)據(jù)接口: 并聯(lián)
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 雙 ±
功率耗散(最大): 600mW
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 28-SOIC(0.295",7.50mm 寬)
供應(yīng)商設(shè)備封裝: 28-SOIC W
包裝: 管件
輸出數(shù)目和類型: 2 電流,單極;2 電流,雙極
采樣率(每秒): 40M
AD768
REV. B
–9–
Typical Performance Curves––AD768
0.2
0.0
–0.2
–0.4
–0.6
–0.8
–1.0
VOLTS
TIME – 5ns/Div
RL = 50
VOUT = 0 TO –1V
Figure 14. Rise and Fall
Characteristics
10k
2.0M
1.0M
OUTPUT
dB
FREQUENCY – Hz
CLOCK = 10MHz
FOUT = 1.002MHz
AMPLITUDE = 0dBm
0
–20
–40
–60
–80
–100
Figure 17. Typical SFDR
(With a Window)
FREQUENCY – Hz
OUTPUT
dB
0
–100
150
350
190
230
270
310
–60
–80
–40
–20
CLOCK = 10 MHz
F
OUT1 = 240 kHz
F
OUT2 = 260 kHz
AMPLITUDE = –6.0 dB FS
PER TONE
OUTPUT IOUTB
R
L = 50
Figure 20. Intermodulation
Distortion
RL = 50
VOUT = 0 TO –1V
–0.470
–0.472
–0.474
–0.476
–0.478
–0.480
–0.482
OUTPUT
V
TIME – 2ns/Div
Figure 13. Glitch Impulse at Major
Carry
5
0.1
3
24
1
OUTPUT
dB
FREQUENCY – MHz
0
–20
–40
–60
–80
–100
CLOCK = 10MHz
FOUT = 1.002MHz
AMPLITUDE = 0dBm
OUTPUT IOUTB
RL = 50
Figure 16. Typical Spectral
Performance
FREQUENCY – MHz
THD
dB
–80
–75
–50
0.01
0.1
10
1
–65
–60
–55
–70
CLOCK = 1MHz
CLOCK = 10MHz
CLOCK = 20MHz
CLOCK = 30MHz
CLOCK = 40MHz
Figure 19. THD vs. FOUT
Figure 12. Settling Time
FREQUENCY – MHz
–80
–75
–50
420
40
THD
dB
–65
–60
–55
–70
56 7 8 9 10
30
RL = 50
VOUT = 0 TO –1V
Figure 15. THD vs. Clock Frequency
at FOUT = 1 MHz
1
10
FREQUENCY – MHz
CLOCK = 30MHz
CLOCK = 20MHz
–86
–82
–50
–78
–74
–70
–66
–62
–58
–54
SFDR
CLOCK = 10MHz
Figure 18. SFDR (Within a Window)
vs. FOUT
–0.9405
–0.9443
–0.9415
–0.9424
–0.9433
–0.9453
–0.9500
–0.9462
–0.9472
–0.9498
–0.9481
12
24
36
14 16 18 20 22
34
26 28 30 32
1.00
0.60
0.90
0.80
0.70
0.50
0.10
0.40
0.30
0.20
0.025
0.05
OUTPUT
dB
ERROR
BAND
%
TIME – ns
RL = 50
VOUT = 0 TO –1V
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