参数资料
型号: DS1923-F5#
厂商: Maxim Integrated
文件页数: 3/55页
文件大小: 0K
描述: IBUTTON TEMP/HUMIDITY LOGGER F5
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
RoHS指令信息: IButton RoHS Compliance Plan
标准包装: 5
系列: iButton®
存储容量: 512B
存储器类型: NVSRAM(非易失 SRAM)
产品目录页面: 1431 (CN2011-ZH PDF)
DS1923
iButton Hygrochron Temperature/Humidity
Logger with 8KB Data-Log Memory
ELECTRICAL CHARACTERISTICS (continued)
(V PUP = +3.0V to +5.25V, T A = -20°C to +85°C.) (Note 31)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Standard speed, V PUP > 4.5V
60
240
Presence-Detect Low Time
t PDL
Standard speed (Note 11)
Overdrive speed, V PUP > 4.5V (Note 11)
60
7
287
24
μs
Overdrive speed (Note 11)
7
28
Presence-Detect Sample Time
(Note 1)
t MSP
Standard speed, V PUP > 4.5V
Standard speed
65
71.5
75
75
μs
IO PIN: 1-Wire WRITE
Overdrive speed
Standard speed
8
60
9
120
Write-Zero Low Time
(Notes 1, 13)
t W0L
Overdrive speed, V PUP > 4.5V (Note 11)
6
12
μs
Overdrive speed (Note 11)
7.5
12
Write-One Low Time
(Notes 1, 13)
t W1L
Standard speed
Overdrive speed
5
1
15
1.95
μs
IO PIN: 1-Wire READ
Read Low Time
(Notes 1, 14)
Read Sample Time
(Notes 1, 14)
t RL
t MSR
Standard speed
Overdrive speed
Standard speed
Overdrive speed
5
1
t RL +
t RL +
15 -
1.95 -
15
1.95
μs
μs
REAL-TIME CLOCK (RTC)
Accuracy
See RTC Accuracy graph
Min/
Month
Frequency Deviation
F
-20°C to +85°C
-300
+60
ppm
TEMPERATURE CONVERTER
Conversion Time
Thermal Response Time
Constant
t CONV
RESP
8-bit mode (Note 15)
16-bit mode (11 bits)
F5 can package (Note 16)
30
240
130
75
600
ms
s
Conversion Error Without
Software Correction
Conversion Error with Software
Correction
(Notes 15, 17, 18, 19)
(Notes 15, 17, 18, 19)
See the Temperature
Accuracy graph
See the Temperature
Accuracy graph
°C
°C
HUMIDITY CONVERTER (Note 20)
Humidity Response Time
Constant
RH
Slow moving air (Note 21)
30
s
RH Resolution
RH Range
(Note 22)
(Note 23)
8
0.64
0
12
0.04
12
0.04
100
Bits
%RH
%RH
Maxim Integrated
3
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