AD7522J 查看數據表（PDF） - Analog Devices
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AD7522J Datasheet PDF : 6 Pages
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SPECIFICATIONS(Voo = +15V, Vcc = +5V,VREF = +10V,TA = +25°Cunless otherwise noted)
PARAMETER
STATIC ACCURACY
TA =+25°C
OVER SPECIFIED
TEMP. RANGE
TEST CONDITIONS
-
(
Resolution
All
10 Bits min
10 Bits min
SC8 = "I"
Nonlinearity
AD7522]
AD7522S
:t2LSB max
:t2LSB max
:t2LSB max
AD7522K
AD7522T
:tILSB max
:tILSB max
:tILSB max
AD7522L
AD7522U
:t1/2LSB max
:tI/2LSB max
:tI/2LSB max
Nonlinearity Tempco! AD7522] ,K,L :tlppm FSR/C typ
:t2ppm FSR/C max
Gain Error
AD7522S,T,U
All
:to.3% Reading typ
:t2ppm FSR/C max
:t2.0% Reading max
Gain Error Tempco!
AD7522] ,K,L :t5ppm of Reading/C typ
:tIOppm of Reading/oC max
AD7522S,T,U
:tIOppm of ReadingtC max
Output Leakage Current I All
2oonA max
IOUTl: DBO through DB9 = 0
at louTl or IOUT2
Power Supply Rejection
AC ACCURACY
Feedthrough Error!
Output Current
( Settling Time
AD7522],K,L
All
AD7522],K,L
OREFERENCE INPUT
Input Resistance
B ANALOG OUTPUT
S Output Capacitance
CoUTl
O } COUT2
COUTl
L } COUT2
DIGITAL INPUTS
E Low State Threshold
TE ( High State Threshold
All
AD7522],K,L
AD7522] ,K,L
AD7522] ,K,L
AD7522] ,K,L
All
All
All
5Oppm of Reading/% typ
ImV p-p typ, 10mV p-p max
500ns typ
5kU min/20kU max
120pF typ
40pF typ
4OpF typ
120pF typ
0.8V max
1.5V max
2.4V min
5kU min/20kU max
0.8V max
1.5V max
2.4V min
IOUT2: DBO through DB9 = 1
VREF= 20V pop; 10kHz
To 0.05% of FSR for a FSR Step.
HBS and LBS Low to High
LDAC = 1
All Data Input High
All Data Inputs Low
Vee = +5V
Vee = +15V
Vee = +5V
All
13.5V min
13.5V min
Vee =+15V
Input Current
AD7522],K,L I/lA typ
LDAC Pulse Width!
All
500ns min
5OOns min
LDAC: 0 to +3V
HBS, LBS Pulse Width! All
500ns min
5OOns min
HBS, LBS: 0 to +3V
Serial Clock Frequency! All
IMHz max
IMHz max
HBS, LBS Data Set Up2 All
250ns min
250ns min
Data Hold Time3
All
500ns min, 200ns typ
5OOnsmin
POWER REQUIREMENTS
IDD
All
Ice
All
2mA max
2mA max
(
} In Quiescent State
Notes
Specifications subject to change without notice.
- I Guaranteed by design. Not tested.
. Data setup time is the minimum amount of time required for DBO DB9 to be stable prior to strobing HBS, LBS.
- s Data hold time is the minimum amount of time required for DBO DB9 to be stable after strobing HBS, LBS.
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