參數(shù)資料
型號(hào): DS1631S+T&R
廠商: Maxim Integrated
文件頁數(shù): 5/16頁
文件大?。?/td> 435K
描述: IC THERMOMETER DIG HI-PREC 8SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,000
功能: 溫度計(jì),恒溫計(jì)
傳感器類型: 內(nèi)部
感應(yīng)溫度: -55°C ~ 125°C
精確度: ±2°C(最小值)
拓?fù)洌?/td> ADC(三角積分型),比較器,寄存器庫
輸出類型: I²C?/SMBus?
輸出警報(bào):
輸出風(fēng)扇:
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -55°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOIC
包裝: 帶卷 (TR)
DS1631/DS1631A/DS1731
 
5 of 15 
AC ELECTRICAL CHARACTERISTICS
(V
DD
= 2.7V to 5.5V; T
A
 = -55癈 to +125癈.)
PARAMETER
SYMBOL    CONDITION
MIN
TYP   MAX   UNITS    NOTES
9-bit resolution
 
 
93.75
10-bit
resolution
 
 
187.5
11-bit
resolution
 
 
375
Temperature
Conversion Time
t
TC
 
12-bit
resolution
 
 
750
ms
 
SCL Frequency
f
SCL
 
 
0
 
400
kHz
 
Bus Free Time
Between a STOP and
START Condition
t
BUF
 
 
1.3
 
 
5
START and Repeated
START Hold Time
from Falling SCL
t
HD:STA
 
 
0.6
 
 
5, 6
Low Period of SCL
t
LOW
 
 
1.3
 
 
5
High Period of SCL
t
HIGH
 
 
0.6
 
 
5
Repeated START
Condition Setup Time
to Rising SCL
t
SU:STA
 
 
0.6
 
 
5
Data-Out Hold Time
from Falling SCL
t
HD:DAT
 
 
0
 
 
0.9
5
Data-In Setup Time to
Rising SCL
t
SU:DAT
 
 
100
 
 
ns
5
Rise Time of SDA and
SCL
t
R
 
 
20 + 0.1C
B
 
 
1000
ns
5, 7
Fall Time of SDA and
SCL
t
F
 
 
20 + 0.1C
B
 
 
300
ns
5, 7
STOP Setup Time to
Rising SCL
t
SU:STO
 
 
0.6
 
 
5
Capacitive Load for
Each Bus Line
C
B
 
 
 
 
400
pF
 
I/O Capacitance
C
I/O
 
 
10
 
pF
 
Input Capacitance
C
I
 
 
 
5
 
pF
 
Spike Pulse Width that
can be Suppressed by
Input Filter
t
SP
 
 
0
 
50
ns
 
 
NOTES:
1) All voltages are referenced to GND.
2) See Figure 2 for Typical Operating Curves.
3) Specified with T
OUT
 pin open; A
0
, A
1
, A
2
 = 0V or V
DD
; and f
SCL
 e 2Hz.
4) Specified with temperature conversions stopped; T
OUT
 pin open; SDA = V
DD
; SCL = V
DD
; and A
0
, A
1
,
A
2
 = 0V or V
DD
.
5) See Timing Diagram in Figure 3. All timing is referenced to 0.9 x V
DD
 and 0.1 x V
DD
.
6) After this period the first clock pulse is generated.
7) For example, if C
B
= 300pF, then t
R
[min] = t
F
[min] = 50ns.
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