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參數(shù)資料
| 型號(hào)： | DS1990 |
| 英文描述： | Serial Number iButton |
| 中文描述： | 序列號(hào)iButton |
| 文件頁(yè)數(shù)： | 9/10頁(yè) |
| 文件大?。?/td> | 151K |
| 代理商： | DS1990 |
DS1990A
9 of 10
ABSOLUTE MAXIMUM RATINGS*
Voltage on any Pin Relative to Ground
Operating Temperature
Storage Temperature
-0.5V to +7.0V
-40
°
C to +85
°
C
-55
°
C to +125
°
C
This is a stress rating only and functional operation of the device at these or any other conditions
above those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time may affect reliability.
DC ELECTRICAL CHARACTERISTICS
(V
PUP
=2.8V to 6.0V; -40°C to +85°C)
PARAMETER
SYMBOL
MIN
Logic 1
V
IH
2.2
Logic 0
V
OL
-0.3
Output Logic Low @ 4 mA
V
OL
Output Logic High
V
OH
Input Load Current
I
L
Operating Charge
Q
OP
TYP
MAX
V
CC
+0.3
+0.8
0.4
6.0
UNITS
V
V
V
V
μ
A
nC
NOTES
1,6
1
1
1,2
3
7,8
V
PUP
5
30
CAPACITANCE
PARAMETER
I/O (1-Wire)
(TA = 25°C)
NOTES
9
SYMBOL
C
IN/OUT
MIN
TYP
100
MAX
800
UNITS
pF
AC ELECTRICAL CHARACTERISTICS
(V
PUP
=2.8V to 6.0V; -40°C to +85°C)
PARAMETER
SYMBOL
MIN
Time Slot
t
SLOT
60
Write 1 Low Time
t
LOW1
1
Write 0 Low Time
t
LOW0
60
Read Data Valid
t
RDV
Release Time
t
RELEASE
0
Read Data Setup
t
SU
Recovery Time
t
REC
1
Reset Time High
t
RSTH
480
Reset Time Low
t
RSTL
480
Presence Detect High
t
PDH
15
Presence Detect Low
t
PDL
60
TYP
MAX
120
15
120
UNITS
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
μ
s
NOTES
exactly 15
15
45
1
5
4
10
60
240
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| DS1990A | Serial Number iButton |
| DS1990A-F5 | Serial Number iButton |
| DS1994L-F5 | 4kb Plus Time Memory iButton |
| DS1994 | 4kb Plus Time Memory iButton |
| DS1995 | 16-kbit Memory iButton |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| DS1990A | 制造商:DALLAS 制造商全稱(chēng):Dallas Semiconductor 功能描述:Serial Number iButton |
| DS1990A+F3 | 制造商:Maxim Integrated Products 功能描述:SERL NUMBER IBTN 2PIN F3 MICROCAN - Rail/Tube |
| DS1990A-F3 | 功能描述:序列號(hào)注冊(cè) RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線(xiàn)寬度: 電源電壓-最大: 電源電壓-最小: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: 封裝 / 箱體: |
| DS1990A-F3# | 功能描述:序列號(hào)注冊(cè) RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線(xiàn)寬度: 電源電壓-最大: 電源電壓-最小: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: 封裝 / 箱體: |
| DS1990A-F3/C00+ | 功能描述:序列號(hào)注冊(cè) RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)總線(xiàn)寬度: 電源電壓-最大: 電源電壓-最小: 最大工作溫度: 最小工作溫度: 安裝風(fēng)格: 封裝 / 箱體: |
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