参数资料
型号: DS620U+T&R
厂商: Maxim Integrated
文件页数: 4/15页
文件大小: 243K
描述: IC THERMOMETER/STAT DIG 8MSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 3,000
功能: 温度计,恒温计
传感器类型: 内部
感应温度: -55°C ~ 125°C
精确度: ±2°C(最小值)
拓扑: ADC(三角积分型),寄存器库
输出类型: I²C?/SMBus?
输出警报:
输出风扇:
电源电压: 1.7 V ~ 3.5 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)裸露焊盘
供应商设备封装: 8-uMax-EP
包装: 带卷 (TR)
DS620 Digital Thermometer and Thermostat
 
 
 
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AC ELECTRICAL CHARACTERISTICS
EEPROM AC Electrical Characteristics
 
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX     UNITS
EEPROM Write Cycle Time
T
WR
 
-40癈 to +85癈
 
 
10
ms
-40癈 d T
A
 d +85癈
(Note 1)
10k
20k
 
EEPROM Writes
N
EEWR
 
T
A
= +25癈 (Note 1)
40k
80k
 
writes
EEPROM Data Retention
t
EEDR
 
-40癈 to +125癈 (Note 2)     10
 
 
years
 
2-Wire AC Electrical Characteristics
 
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP     MAX     UNITS
SCL Frequency
f
SCL
 
 
0
 
400
KHz
Bus Free Time Between a
STOP and START Condition
t
BUF
 
 
1.3
 
 
START and Repeat START
Hold Time from Falling SCL
t
HD:STA
 
(Note 3, 4)
0.6
 
 
Low Period of SCL
t
LOW
 
(Note 3)
1.3
 
 
High Period of SCL
t
HIGH
 
(Note 3)
0.6
 
 
Repeated START Condition
Setup Time to Rising SCL
t
SU:STA
 
(Note 3)
0.6
 
 
Data-Out Hold Time from
Falling SCL
t
HD:DAT
 
(Note 3)
0
 
0.9
Data-In Setup Time to Rising
SCL
t
SU:DAT
 
(Note 3)
100
 
 
ns
Rise Time of SDA and SCL
t
R
 
(Note 3, 5)
20 +
0.1xC
B
 
 
1000
ns
Fall Time of SDA and SCL
t
F
 
(Note 3, 5)
20 +
0.1xC
B
 
 
300
ns
STOP Setup Time to Rising
SCL
T
SU:STO
     
0.6
 
 
Capacitive Load for Each BUS
Line
C
B
 
 
 
 
400
pF
Input Capacitance
C
I
 
 
 
10
 
pF
Spike Pulse Width that can be
Suppressed by Input Filter
 
 
0
 
50
ns
 
Note 1: V
DD
 must be 2.0V to 3.5V.
Note 2: Write done at 25?/SPAN>C. 
Note 3: All values referenced to 0.9 V
DD
 and 0.1 V
DD
. 
Note 4: After this period the first clock pulse is generated. 
Note 5: For example, if C
B
 = 300pF, then t
R
(MIN) = t
F
(MIN) = 50ns.
 
 
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