參數(shù)資料
型號: AS1524-BTDT
廠商: AUSTRIAMICROSYSTEMS AG
元件分類: ADC
英文描述: μPower 12-Bit 1-CH 150ksps TD; Package Type: TDFN(3x3)-8
封裝: TDFN(3x3)-8
文件頁數(shù): 7/22頁
文件大?。?/td> 706K
代理商: AS1524-BTDT
www.austriamicrosystems.com
Revision 1.02
7 - 22
AS1524/AS1525
Datasheet - Electrical Characteristics
Timing Characteristics
V
DD
= +2.7 to +5.25V, V
REF
= +2.5V, 4.7μF Capacitor at REF; f
SCLK
= 8MHz (50% Duty Cycle); AIN- = GND (AS1524)
T
AMB
= T
MIN
to TMAX (unless otherwise specified). Typical Values at T
AMB
= +25oC.
Figure 3. DOUT Enable/Disable Time Load Circuits
Figure 4. Detailed Serial Interface Timing Diagram
Table 5. Timing Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Units
SCLK Pulse Width High
t
CH
38
ns
SCLK Pulse Width Low
t
CL
38
ns
SCLK Falling-to-DOUT
Transition
t
DOT
C
LOAD
= 30pF (see
Figure 3
,
Figure 4
,
Figure 19 on page 12
,
Figure 20 on
page 12
)
28
60
ns
SCLK Rising-to-DOUT
1
Disable
1. Guaranteed by Design and Characterisation.
t
DOD
C
LOAD
= 30pF (see
Figure 3
,
Figure 4
,
Figure 19 on page 12
,
Figure 20 on
page 12
)
100
200
500
ns
CNVST Falling-to-MSB Vlid
t
CONV
C
LOAD
= 30pF (see
Figure 3
,
Figure 4
,
Figure 19 on page 12
,
Figure 20 on
page 12
)
3.3
3.7
μs
CNVST Pulse Width
tCSW
30
ns
C
LOAD
6k
Ω
GND
GND
DOUT
DOUT
High-impedance to V
OH
, V
OL
to V
OH
, and V
OH
to High-impedance
V
DD
6k
Ω
GND
C
LOAD
DOUT
SCLK
CNVST
t
CL
t
CH
t
DOT
t
DOD
t
CSW
High Z
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