参数资料
型号: DS1726U+T&R
厂商: Maxim Integrated
文件页数: 4/12页
文件大小: 141K
描述: IC THERMOMETER/STAT DIG HP 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),比较器,寄存器库
输出类型: 3 线串行
输出警报:
输出风扇:
电源电压: 2.7 V ~ 5.5 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)
供应商设备封装: 8-uMAX
包装: 带卷 (TR)
DS1626/DS1726
 
 
4 of 12 
EEPROM AC ELECTRICAL CHARACTERISTICS
(V
DD
= 2.7V to 5.5V, T
A
 = -55癈 to +125癈.) 
PARAMETER
SYMBOL    CONDITIONS
MIN     TYP     MAX    UNITS
EEPROM Write Cycle Time
t
wr
 
 
 
4
10
ms
EEPROM Writes
N
EEWR
 
-55癈 to +55癈
50k
 
 
Writes
EEPROM Data Retention
t
EEDR
 
-55癈 to +55癈
10
 
 
Years
 
 
AC ELECTRICAL CHARACTERISTICS
(V
DD
= 2.7V to 5.5V, T
A
 = -55癈 to +125癈.) 
PARAMETER
SYMBOL    CONDITIONS
MIN     TYP     MAX    UNITS
9 bits
 
 
93.75
10 bits
 
 
187.5
11 bits
 
 
375
Temperature Conversion Time
t
TC
 
12 bits
 
 
750
ms
Data In to Clock Setup
t
DC
 
(Note 5)
35
 
 
ns
Clock to Data In Hold
t
CDH
 
(Note 5)
40
 
 
ns
Clock to Data Out Delay
t
CDD
 
(Notes 5, 6)
 
 
150
ns
Clock Low/High Time
t
CL
, t
CH
     (Note 5)
285
 
 
ns
Clock Frequency
f
CLK
 
(Note 5)
0
 
1.75
MHz
Clock Rise/Fall Time
t
R
, t
F
 
(Note 5)
 
 
500
ns
RST to Clock Setup
t
RC
 
(Note 5)
100
 
 
ns
Clock to RST Hold
t
CRH
 
(Note 5)
40
 
 
ns
RST Inactive Time
t
RI
 
(Note 7)
125
 
 
ns
Clock High to I/O Hi-Z
t
CDZ
 
(Note 5)
 
 
50
ns
RST Low to I/O Hi-Z
t
RDZ
 
(Note 5)
 
 
50
ns
CNV Pulse Width
t
CNV
 
(Note 8)
250ns
 
500ms
 
I/O Capacitance
C
I/O
 
 
10
 
pF
Input Capacitance
C
I
 
 
 
5
 
pF
 
NOTES:
1) All voltages are referenced to ground.
2) See Figure 2 for TYPICAL OPERATING CURVES.
3) I
STBY
, I
DD
 specified with DQ, CLK/CNV = V
DD
 and RST = GND.
4) Drift data is based on a 1000hr stress test at +125癈 with V
DD
 = 5.5V.
5) See Timing Diagrams in Figure 3. All timing is referenced to 0.7 x V
DD
 and 0.3 x V
DD
.
6) Load capacitance = 50pF.
7) t
RI
 must be 10ms minimum following any write command that involves the E
2
 memory.
8) 250ns is the guaranteed minimum pulse width for a conversion to start, however, a smaller pulse
width may start a conversion.
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