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ACPL-7970-500E

更新时间： 2024-02-09 13:13:29
品牌 Logo 应用领域
安华高科 - AVAGO /
页数 文件大小 规格书
18页 651K
描述
Optically Isolated Sigma-Delta Modulator

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ACPL-7970-500E 技术参数

是否Rohs认证： 符合生命周期：Active
Reach Compliance Code：compliantECCN代码：EAR99
HTS代码：8541.40.80.00风险等级：1.82
Base Number Matches：1

ACPL-7970-500E 数据手册

 浏览型号ACPL-7970-500E的Datasheet PDF文件第4页浏览型号ACPL-7970-500E的Datasheet PDF文件第5页浏览型号ACPL-7970-500E的Datasheet PDF文件第6页浏览型号ACPL-7970-500E的Datasheet PDF文件第8页浏览型号ACPL-7970-500E的Datasheet PDF文件第9页浏览型号ACPL-7970-500E的Datasheet PDF文件第10页 
Table 7. Electrical Specifications  
Unless otherwise noted, T = -40° C to +105° C, V  
V – = 0 V (single-ended connection); tested with Sinc filter, 256 decimation ratio.  
IN  
= 4.5 V to 5.5 V, V  
= 3 V to 5.5 V, V + = -200 mV to +200 mV, and  
DD2 IN  
A
DD1  
3
[1]  
Parameter  
Symbol  
Min. Typ.  
Max. Units  
Test Conditions/Notes  
Fig.  
STATIC CHARACTERISTICS  
Resolution  
16  
Bits  
Decimation filter output set to 16 bits  
Integral Nonlinearity  
INL  
-15  
3
3
15  
LSB  
TA = -40° C to +85° C; see Definitions  
section  
-25  
25  
LSB  
LSB  
TA = 85° C to 105° C  
Differential Nonlinearity  
Offset Error  
DNL  
VOS  
-0.9  
0.9  
No missing codes, guaranteed by  
design; see Definitions section  
-2  
0.4  
2
6
mV  
TA = -40° C to +105° C;  
see Definitions section  
5
6
7
Offset Drift vs. Temperature  
Offset Drift vs. VDD1  
TCVOS  
2
mV/°C  
mV/V  
mV  
VDD1 = 5 V  
220  
320  
Internal Reference Voltage  
Reference Voltage Tolerance  
VREF  
GE  
-1  
-2  
1
2
%
TA = 25° C, VIN+ = -320 to +320 mV;  
see Definitions section  
%
TA = -40° C to +105° C,  
VIN+ = -320 to +320 mV  
VREF Drift vs. Temperature  
VREF Drift vs. VDD1  
ANALOG INPUTS  
TCGE  
60  
ppm/°C  
mV/V  
-1.3  
Note 4  
Full-Scale Differential Voltage  
Input Range  
FSR  
IINA  
320  
-0.3  
mV  
VIN = VIN+ – VIN–; Note 2  
Average Input Bias Current  
mA  
VDD1 = 5V, VDD2 = 5V, VIN+ = 0 V;  
Note 3  
Average Input Resistance  
Input Capacitance  
RIN  
24  
8
kΩ  
Across VIN+ or VIN– to GND1; Note 3  
Across VIN+ or VIN– to GND1  
CINA  
pF  
VIN+ = 400 mVpp, 1 kHz sine wave  
DYNAMIC CHARACTERISTICS  
Signal-to-Noise Ratio  
SNR  
68  
65  
78  
75  
dB  
dB  
TA = -40° C to +105° C;  
see Definitions section  
8
9
Signal-to-(Noise + Distortion)  
Ratio  
SNDR  
TA = -40° C to +105° C;  
see Definitions section  
Effective Number of Bits  
Isolation Transient Immunity  
Common-Mode Rejection Ratio  
DIGITAL OUTPUTS  
ENOB  
CMR  
12  
25  
74  
Bits  
kV/ms  
dB  
see Definitions section  
VCM = 1 kV; See Definitions section  
CMRR  
Output High Voltage  
VOH  
VOL  
VDD2 – VDD2  
–
V
V
IOUT = -200 mA  
0.2  
0.1  
Output Low Voltage  
POWER SUPPLY  
0.6  
IOUT = +1.6 mA  
VDD1 Supply Current  
VDD2 Supply Current  
IDD1  
IDD2  
9
14  
8
mA  
mA  
mA  
VIN+ = –320 mV to +320 mV  
VDD2 = 5 V supply  
10  
11  
12  
5.2  
4.6  
7
VDD2 = 3.3 V supply  
Notes:  
1. All Typical values are at T = 25° C, V  
= 5 V, V  
= 5 V.  
A
DD1  
DD2  
2. Beyond the full-scale input range the data output is either all zeroes or all ones.  
3. Because of the switched-capacitor nature of the isolated modulator, time averaged values are shown.  
4.  
V
REF  
Drift vs. V  
can be expressed as –0.4%/V with reference to V  
.
DD1  
REF  
7
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