参数资料
型号: AD5235BRUZ250-R7
厂商: Analog Devices Inc
文件页数: 4/32页
文件大小: 0K
描述: IC DGTL POT DUAL 1024POS 16TSSOP
产品变化通告: Metal Edit Change 03/Feb/2012
标准包装: 1,000
接片: 1024
电阻(欧姆): 250k
电路数: 2
温度系数: 标准值 35 ppm/°C
存储器类型: 非易失
接口: 4 线 SPI(芯片选择)
电源电压: 3 V ~ 5.5 V,±2.25 V ~ 2.75 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
AD5235
Data Sheet
Rev. F | Page 12 of 32
FREQUENCY (Hz)
02816-
016
1k
10k
100k
1M
G
AI
N
(d
B)
3
–3
0
–6
–9
–12
VDD/VSS = ±2.5V
VA = 1V rms
D = MIDSCALE
f–3dB = 12kHz
RAB = 250k
RAB = 25k
f–3dB = 125kHz
Figure 17. 3 dB Bandwidth vs. Resistance (See Figure 33)
FREQUENCY (Hz)
02816-
017
1k
10k
100k
1M
G
AI
N
(d
B)
0
–20
–10
–30
–40
–50
–60
CODE 0x200
0x100
0x080
0x040
0x020
0x010
0x008
0x004
0x002
0x001
Figure 18. Gain vs. Frequency vs. Code, RAB = 25 k (See Figure 33)
FREQUENCY (Hz)
02816-
018
1k
10k
100k
1M
0
–20
–10
–30
–40
–50
–60
G
AI
N
(d
B)
CODE 0x200
0x100
0x080
0x040
0x020
0x010
0x008
0x004
0x002
0x001
Figure 19. Gain vs. Frequency vs. Code, RAB = 250 k (See Figure 33)
FREQUENCY (Hz)
10
100
1k
10k
100k
1M
P
S
RR
(d
B)
–80
–60
–70
–50
–40
–30
–20
–10
0
RAB = 250k
VDD = 5V ± 10% AC
VSS = 0V, VA = 4V, VB = 0V
MEASURED AT VW WITH CODE = 0x200
TA = 25°C
RAB = 25k
02816-
019
Figure 20. PSRR vs. Frequency
02816-
020
VDD = 5V
VA = 5V
VB = 0V
TA = 25°C
1V/DIV
10s/DIV
VDD
VW (FULL SCALE)
Figure 21. Power-On Reset
TIME (s)
0
20
40
60
80
100
120
144
AM
P
L
IT
UDE
(V
)
2.5196
2.484
2.488
2.492
2.496
2.500
2.504
2.508
2.512
2.516
2.4796
VDD = VSS = 5V
CODE = 0x200 TO 0x1FF
02816-
021
Figure 22. Midscale Glitch Energy, RAB = 25 k
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