参数资料
型号: AD7394ARZ
厂商: Analog Devices Inc
文件页数: 11/12页
文件大小: 0K
描述: IC DAC 12BIT SERIAL 3V 14SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
产品变化通告: Product Discontinuance 27/Oct/2011
标准包装: 56
设置时间: 60µs
位数: 12
数据接口: 串行
转换器数目: 2
电压电源: 单电源
功率耗散(最大): 1mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
供应商设备封装: 14-SOICN
包装: 管件
输出数目和类型: 2 电压,单极;2 电压,双极
采样率(每秒): 17k
AD7394/AD7395
–8–
REV. 0
CLOCK FREQUENCY – Hz
I DD
A
1800
1600
0
1k
10k
10M
100k
1M
800
600
400
200
1400
1200
1000
A: IDD = 2.7V, CODE = 555H
B: IDD = 2.7V, CODE = 3FFH
C: VDD = 5.5V, CODE = 155H
D: VDD = 5.5V, CODE = 3FFH
A
D
C
B
AD7394
Figure 13. Supply Current vs. Clock
Frequency
VOUT – LSB
CURRENT
SOURCING
mA
10
3
0
10
9
0
8
7
6
5
4
3
2
1
9
4
2
1
6
5
8
7
VDD = 5V
VDD = 3V
VREF = 2.5V
CODE = 800H
Figure 16. AD7394 IOUT Source Cur-
rent vs.
V
OUT
HOURS OF OPERATION – 150 C
NOMINAL
CHANGE
IN
V
OUT
mV
1.4
0
100
600
200
300
400
500
1.2
1
0.8
0.4
0.2
0.6
CODE = 000H
CODE = FFFH
AD7394
Figure 19. Long-Term Drift Acceler-
ated by Burn-In
FREQUENCY – Hz
PSRR
dB
80
70
0
1
10
10k
100
1k
40
30
20
10
60
50
VDD = 5.0V, 5%
VDD = 3.0V, 5%
TA = +25 C
Figure 14. AD7394 Power Supply
Rejection vs. Frequency
TIME – 2 s/DIV
V
OUT
Volts
1.262
1.257
1.237
1.252
1.247
1.242
VDD = +5V
VREF = 2.5V
TA = +25 C
CODE = 800H TO 7FFH
5mV/DIV
Figure 17. Midscale Transition
Performance
VOUT – LSB
CURRENT
SINKING
mA
20
6
0
01
10
23
4
5
6
7
8
9
18
8
4
2
12
10
16
14
VDD = 3V
VDD = 5V
VREF = 2.5V
CODE = 800H
Figure 15. AD7394 IOUT Sink Current
vs.
V
OUT
GAIN
dB
0
5
50
100
1k
VDD = 5V
CODE = FFFH
10k
100k
30
35
40
45
10
15
20
25
FREQUENCY – Hz
Figure 18. AD7395 Reference Multi-
plying Bandwidth
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AD7394ARZ-REEL7 功能描述:IC DAC 12BIT SERIAL 3V 14SOIC RoHS:是 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 标准包装:2,400 系列:- 设置时间:- 位数:18 数据接口:串行 转换器数目:3 电压电源:模拟和数字 功率耗散(最大):- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:36-TFBGA 供应商设备封装:36-TFBGA 包装:带卷 (TR) 输出数目和类型:* 采样率(每秒):*
AD7395 制造商:AD 制造商全称:Analog Devices 功能描述:+3 V, Dual, Serial Input 12-/10-Bit DACs
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AD7395AR 制造商:Rochester Electronics LLC 功能描述:X2, 10-BIT, +3V UPWR DAC - Bulk
AD7395AR-REEL7 制造商:Rochester Electronics LLC 功能描述:- Tape and Reel