参数资料
型号: AD8436JCPZ-WP
厂商: Analog Devices Inc
文件页数: 3/24页
文件大小: 0K
描述: IC CONV TRUE RMS-DC LP 20LFCSP
产品培训模块: Introduction to Analog RMS-to-DC Technology: Converters and Applications
标准包装: 64
电流 - 电源: 325µA
电源电压: ±2.4 V ~ 18 V,4.8 V ~ 36 V
安装类型: 表面贴装
封装/外壳: 20-WFQFN 裸露焊盘,CSP
供应商设备封装: 20-LFCSP-WQ(4x4)
包装: 托盘 - 晶粒

Data Sheet
AD8436
SPECIFICATIONS
e IN = 300 mV (rms), frequency = 1 kHz sinusoidal, ac-coupled, ±V S = ±5 V, T A = 25°C, C AVG = 10 μF, unless otherwise specified.
Table 1.
AD8436A, AD8436J
AD8436B
Parameter
Conditions
Min
Typ
Max
Min
Typ
Max
Units
RMS CORE
Conversion Error
Default conditions
±10 ? 0.5
±0 ± 0
±10 + 0.5
±10 ? 0.25
±0 ± 0
±10 + 0.25
μV/% rdg
Vs. Temperature
Vs. Rail Voltage
?40°C < T < 125 C
±2.4 V to ±18 V
0.006
±0.013
0.006
±0.013
%/°C
±%/V
Input V OS
DC-coupled
?500
0
+500
?250
0
+250
μV
Output V OS
Vs. Temperature
AC-coupled input
?40 C < T < 125°C
0
0.3
0
0.3
V
μV/°C
DC Reversal Error
DC-coupled, V IN = ±300 mV
?1.5
0
+1.5
?1.0
0
+1.0
%
Nonlinearity
e IN = 2 mV to 500 mV ac
±0.2
±0.2
%
Crest Factor Error
(Additional)
1 < CF < 10
Peak Input Voltage
CCF = 0.1 μF
?0.5
?V S ? 0.7
+0.5
+V S + 0.7
?0.5
?V S ? 0.7
+0.5
+V S + 0.7
%
V
Input Resistance
7.92
8
8.08
7.92
8
8.08
k?
Response
V IN = 300 mV rms
1% Error
3 dB Bandwidth
(Additional)
65
1
65
1
kHz
MHz
Settling Time
0.1%
0.01%
Rising/falling
Rising/falling
148/341
158/350
148/341
158/350
ms
ms
Output Resistance
Supply Current
No input
15.68
16
325
16.32
365
15.68
16
325
16.32
365
k?
μA
INPUT BUFFER
Voltage Swing
G=1
Input
Output
AC- or dc-coupled
AC-coupled to Pin RMS
?V S
?V S + 0.2
+V S
+V S ? 0.2
?V S
?V S + 0.2
+V S
+V S ? 0.2
V
mV
Offset Voltage
?1
0
+1
?0.5
0
+0.5
mV
Input Bias Current
Input Resistance
Response
0.1 dB
3 dB Bandwidth
(Frequency)
10 12
950
2.1
50
10 12
950
2.1
50
pA
?
kHz
MHz
Supply Current
Optional Gain Resistor
100
?9.9
160
+10
200
+10.1
100
?9.9
160
+10
200
+10.1
μA
k?
Gain Error
G = ×1
0.05
0.05
%
OUTPUT BUFFER
R L = ∞
Offset Voltage
Connected to Pin OUT
?200
0
+200
?150
0
+150
μV
Input Current (I B )
2
2
nA
Output Swing
Output Drive Current
Gain Error
Supply Current
(Voltage)
?V S + 50e -6
?0.5 (sink)
0.003
0.01
40
+V S ? 1
+15 (source)
70
?V S + 50e -6
?0.5 (sink)
0.003
0.01
40
+V S ? 1
+15 (source)
70
V
mA
%
μA
SUPPLY VOLTAGE
Dual
Single
±2.4
4.8
±18
36
±2.4
4.8
±18
36
V
V
I B max measured at power up. Settles to typical value in <15 seconds.
1
Rev. B | Page 3 of 24
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