參數(shù)資料
型號: AS1545-BQFT
廠商: AUSTRIAMICROSYSTEMS AG
元件分類: ADC
英文描述: Dual 12-bit, 12-CH, 1Msps; Package Type: TQFN(5x5)-32
封裝: TQFN(5x5)-32
文件頁數(shù): 8/34頁
文件大小: 1587K
代理商: AS1545-BQFT
www.austriamicrosystems.com
Revision 1.01
8 - 34
AS1545
Datasheet - Electrical Characteristics
Floating State Leakage
Current
D
OUT
= GND or V
DD
±1
μA
Floating State Output
Capacitance
7
pF
Output Coding
Straight binary
(Single-Ended &
Pseudo-Differential)
Two’s complement
(Fully Differential)
Conversion Rate
t
CONV
Conversion Time
Exclusive of t
ACQ
15t
SCLK
t
ACQ
Track/Hold Acquisition Time
Full-scale step input; V
DD
= 5V
90
ns
Full-scale step input; V
DD
= 3V
110
Throughput Rate
1
MSPS
Power Requirements
V
DD
Positive Supply Voltage
AV
DD
= DV
DD
2.7
5.25
V
V
DRIVE
Interface Supply Voltage
2.7
AV
DD
/
DV
DD
V
I
DDA
+I
DDD
Normal Mode (Static)
V
DD
= 5.25V, internal Ref. on
4
5
mA
Operational, f
S
= 1 MSPS
V
DD
= 5.25V, internal Ref. on
6.5
7
mA
V
DD
= 2.7V, internal Ref. on
5.2
5.5
mA
Partial Power-Down Mode
V
DD
= 5.25V, internal Ref. on,
Static
500
μA
Full Power-Down Mode
1
μA
P
D
Operational, f
S
= 1 MSPS
V
DD
= 5.25V, internal Ref. on
36.75
mW
Partial Power-Down
V
DD
= 5.25V, internal Ref. on
2.6
mW
Full Power-Down
5.25
μW
Table 3. Electrical Characteristics (Continued)
Symbol
Parameter
Condition
Min
Typ
Max
Unit
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