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ADES1756 PDF预览

ADES1756

更新时间: 2024-04-09 18:58:24
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
322页 3761K
描述
14-Channel, High-Voltage Data-Acquisition Systems

ADES1756 数据手册

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14-Channel, High-Voltage Data-  
Acquisition Systems  
ADES1754/ADES1755/ADES1756  
(V  
= +56V, T = T  
to T  
unless otherwise noted, where T  
= -40°C and T  
= +105°C. Typical values are at T = +25°C.  
MAX A  
DCIN  
A
MIN  
MAX  
MIN  
Operation is with the recommend application circuit. (Note 5))  
PARAMETER  
SYMBOL  
CONDITIONS  
FORCEPOR = 1  
MIN  
TYP  
MAX  
800  
1
UNITS  
R
Pull-down Resistance  
200  
500  
Ω
FORCEPOR  
V
= 3.3V  
SHDNL  
I
Input Leakage Current  
µA  
µA  
LKG_SHDNL  
V
V
= 65V  
< V  
40  
75  
SHDNL  
SHDNL  
; baud rate =  
Charge Pump Current -  
UARTL/UARTU  
SHDNLIMIT  
I
15  
117  
350  
SHDNL  
2Mbps; Note 13  
UARTSEL  
0.7 x  
UARTSEL Input High  
Voltage  
V
V
IH_UARTSEL  
V
AA  
GENERAL-PURPOSE I/O (GPIOn)  
0.3 x  
V
IL_GPIO  
Input Low Voltage  
Input High Voltage  
V
V
V
DDL2  
0.7 x  
V
IH_GPIO  
V
DDL2  
R
GPIO  
Pull-down Resistance  
Output Low Voltage  
AUXINn/GPIOn configured as GPIO input  
0.5  
2
7.5  
0.4  
MΩ  
V
I
= 4mA  
OL_GPIO  
OH_GPIO  
V
SINK  
V
V
-
DDL2  
0.4  
V
I
= 4mA  
Output High Voltage  
ALERTIN  
V
SOURCE  
V
V
V
DDL2/3  
ALERTIN Comparator  
Threshold  
DDL2/3  
/2 - 0.4  
DDL2/3  
/2  
V
CL  
V
mV  
V
/2 + 0.4  
V
HYS_ALERTI  
N
ALERTIN Comparator  
Hysteresis  
75  
ALERTIN Common-  
Mode Voltage Bias  
DDL2/3  
/2  
V
CM  
LKG_ALERTIN  
I
V
= 1.5V  
Leakage Current  
Input Capacitance  
±1.0  
2
µA  
pF  
ALERTIN  
C
ALERTIN  
1/  
OSC_16  
M
t
f
Bit Period  
Note 14  
8
BIT  
t
t
ALERTIN Fall Time  
ALERTIN Rise Time  
Note 8, Note 15  
Note 8, Note 15  
0.5  
0.5  
ALERTIN_FALL  
BIT  
t
t
ALERTIN_RISE  
BIT  
t
ALERTIN Qualification  
Time  
ALERTIN_QUA  
L
25  
μs  
Propagation Delay  
(ALERTIN Port to  
ALERTOUT Port)  
Start-Up Time from  
t
t
2.5  
3
ALERT_PROP  
BIT  
t
ALERTIN_STA  
RTUP  
SHNDL High and V  
=
1
ms  
AA  
0V to ALERTIN Valid  
ALERTOUT  
V
OL_ALERTOU  
I
I
= 20mA  
Output Low Voltage  
Output High Voltage  
0.4  
+1  
V
V
SINK  
T
V
V
-
OH_ALERTOU  
DDL2  
0.4  
= 20mA  
= 1.5V  
SOURCE  
T
I
LKG_ALERTO  
UT  
V
Leakage Current  
-1  
µA  
ALERTOUT  
3.3V REGULATOR (V  
, V  
)
DDL2 DDL3  
www.analog.com  
Analog Devices | 7  

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