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參數資料
| 型號： | DS2740U+T&R |
| 廠商： | Maxim Integrated |
| 文件頁數： | 15/16頁 |
| 文件大?。?/td> | 304K |
| 描述： | IC CURRENT GAUGE(15BIT) 8UMAX |
| 產品培訓模塊： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 標準包裝： | 3,000 |
| 功能： | 電流計（15 位） |
| 輸入電壓： | 2.7 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 8-TSSOP，8-MSOP（0.118"，3.00mm 寬） |
| 供應商設備封裝： | 8-uMAX |
| 包裝： | 帶卷 (TR) |
DS2740
15 of 16
ABSOLUTE MAXIMUM RATINGS*
Voltage on V
DD
, DQ, IS1, IS2, PIO, Relative to V
SS
-0.3V to +6V
Voltage on SNS, Relative to V
SS
-0.3V to +6V
Operating Temperature Range
-40癈 to +85癈
Storage Temperature Range
-55癈 to +125癈
Soldering Temperature
See IPC/JEDECJ-STD-020A
* This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(2.7V d V
DD
d 5.5V; T
A
= 0癈 to +70癈.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Supply Voltage
V
DD
(Note 1)
2.7
5.5
V
Data Pin
DQ
(Note 1)
-0.3
+5.5
V
DC ELECTRICAL CHARACTERISTICS
(2.7V d V
DD
d 4.2V; T
A
= 0癈 to +70癈.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
50
65
Active Current
I
ACTIVE
V
DD
= 5.5V
85
糀
V
DD
= 2.0V,
DQ = PIO = V
SS
0.6
1.0
Sleep-Mode Current
I
SLEEP
V
DD
= 4.2V,
DQ = PIO = V
SS
0.9
1.25
糀
Undervoltage Sleep
Threshold
V
UV
2.3
2.5
2.7
V
DS2740U
1.5625
Current Resolution
I
LSB
DS2740BU
6.25
糣/R
SNS
Current Full-Scale
Magnitude
I
FS
51.2
mV/R
SNS
DS2740U (Note 2)
-3
+1
+5
Current Measurement
Offset (Auto
Calibrated)
I
OERR
DS2740BU (Note 2)
-2
0
+2
LSb
Current Gain Error
I
GERR
-1
+1
% of
reading
Accumulated Current
Resolution
q
CA
6.25
糣h
Current Sample Clock
Frequency
f
SAMP
18.6
kHz
V
DD
= 3.5V at +25癈
-1
+1
Timebase Accuracy
t
ERR
-4
+4
%
Input Logic High:
OVD
V
IH
(Note 1)
V
DD
-
0.2V
V
Input Logic High: DQ,
PIO
V
IH
(Note 1)
1.5
V
Input Logic Low:
OVD
V
IL
(Note 1)
V
SS
+
0.2
V
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