參數(shù)資料
型號(hào): ADM1030ARQ
廠商: ANALOG DEVICES INC
元件分類: 溫度/濕度傳感器
英文描述: Intelligent Temperature Monitor and PWM Fan Controller
中文描述: DIGITAL TEMP SENSOR-SERIAL, 8BIT(s), 1Cel, RECTANGULAR, SURFACE MOUNT
封裝: MO-137AB, QSOP-16
文件頁(yè)數(shù): 2/28頁(yè)
文件大?。?/td> 278K
代理商: ADM1030ARQ
REV. 0
–2–
ADM1030–SPECIFICATIONS
1
(T
A
= T
MIN
to T
MAX
, V
CC
= V
MIN
to V
MAX
, unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
POWER SUPPLY
Supply Voltage, V
CC
Supply Current, I
CC
3.0
3.30
1.4
32
5.5
3
50
V
mA
μ
A
Interface Inactive, ADC Active
Standby Mode
TEMPERATURE-TO-DIGITAL CONVERTER
Internal Sensor Accuracy
Resolution
External Diode Sensor Accuracy
Resolution
Remote Sensor Source Current
±
1
0.25
±
3
°
C
°
C
°
C
°
C
μ
A
μ
A
±
1
60
°
C
T
D
100
°
C
0.125
180
11
High Level
Low Level
OPEN-DRAIN DIGITAL OUTPUTS
(
THERM
,
INT
,
FAN_FAULT
, PWM_OUT)
Output Low Voltage, V
OL
High-Level Output Leakage Current, I
OH
0.4
1
V
μ
A
I
OUT
= –6.0 mA; V
CC
= 3 V
V
OUT
= V
CC
; V
CC
= 3 V
0.1
DIGITAL INPUT LEAKAGE CURRENT
Input High Current, I
IH
Input Low Current, I
IL
Input Capacitance, C
IN
DIGITAL INPUT LOGIC LEVELS
2
(ADD,
THERM
, TACH)
Input High Voltage, V
IH
Input Low Voltage, V
IL
OPEN-DRAIN SERIAL DATA
BUS OUTPUT (SDA)
Output Low Voltage, V
OL
High-Level Output Leakage Current, I
OH
SERIAL BUS DIGITAL INPUTS
(SCL, SDA)
Input High Voltage, V
IH
Input Low Voltage, V
IL
Hysteresis
–1
μ
A
μ
A
pF
V
IN
= V
CC
V
IN
= 0
1
5
2.1
V
V
0.8
0.4
1
V
μ
A
I
OUT
= –6.0 mA; V
CC
= 3 V
V
OUT
= V
CC
0.1
2.1
V
V
mV
0.8
500
FAN RPM-TO-DIGITAL CONVERTER
Accuracy
Resolution
TACH Nominal Input RPM
±
6
8
%
Bits
RPM
RPM
RPM
RPM
ms
60
°
C
T
A
100
°
C
4400
2200
1100
550
637
Divisor N = 1, Fan Count = 153
Divisor N = 2, Fan Count = 153
Divisor N = 4, Fan Count = 153
Divisor N = 8, Fan Count = 153
Conversion Cycle Time
SERIAL BUS TIMING
3
Clock Frequency, f
SCLK
Glitch Immunity, t
SW
Bus Free Time, t
BUF
Start Setup Time, t
SU;STA
Start Hold Time, t
HD;STA
Stop Condition Setup Time t
SU;STO
SCL Low Time, t
LOW
SCL High Time, t
HIGH
SCL, SDA Rise Time, t
R
SCL, SDA Fall Time, t
F
Data Setup Time, t
SU;DAT
Data Hold Time, t
HD;DAT
10
100
kHz
ns
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
ns
ns
ns
ns
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
See Figure 1
50
4.7
4.7
4
4
1.3
4
50
1000
300
250
300
NOTES
1
Typicals are at T
= 25
°
C and represent most likely parametric norm. Shutdown current typ is measured with V
CC
= 3.3 V.
2
ADD is a three-state input that may be pulled high, low or left open-circuit.
3
Timing specifications are tested at logic levels of V
IL
= 0.8 V for a falling edge and V
IH
= 2.2 V for a rising edge.
Specifications subject to change without notice.
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