EVAL-AD7484CB データシートの表示（PDF） - Analog Devices
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EVAL-AD7484CB Datasheet PDF : 12 Pages
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PRELIMINARY TECHNICAL DATA
AD7484
Parameter
POWER REQUIREMENTS
(continued)
Power Dissipation
Normal Mode (Operational)
NAP Mode
Standby Mode
Specification
Units Test Conditions/Comments
90
mW max
5
mW max
5
µW max
NOTES
1Temperature ranges as follows: –40°C to +85°C.
2See Terminology
3Sample tested @ +25°C to ensure compliance
Specifications subject to change without notice.
TIMING CHARACTERISTICS 1,2(VDD = 5 V ±5%, AGND = DGND = 0 V, VREF = Internal;
All specifications TMIN to TMAX and valid for VDRIVE = 2.7 V to 5.25 V unless otherwise noted)
Parameter
Symbol
Min
Typ
Max
Units
Data Read
Acquisition Time
Conversion Time
Quiet Time before Conversion start
Quiet Time during Conversion
CONVST Pulse Width
CONVST falling edge to BUSY falling edge
CS falling edge to RD falling edge
Bus Access Time
CONVST falling edge to new Data valid
BUSY rising edge to new Data valid
Bus Relinquish Time
RD rising edge to CS rising edge
tACQ
tCONV
tQUIET
tQUIET 2
t1
t2
t3
t4
t5
t6
t7
t8
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
TBD
ns
TBD
ns
ns
ns
ns
TBD
ns
ns
ns
TBD
ns
TBD
ns
ns
ns
Data Write
WRITE Pulse Width
t9
TBD
ns
Data Setup time
t10
TBD
ns
Data Hold time
t11
TBD
ns
CS falling edge to WRITE rising edge
t12
TBD
ns
WRITE falling edge to CS rising edge
t13
TBD
ns
REV. PrC 7/13/01
–3–
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