DS1992 Просмотр технического описания (PDF) - Maxim Integrated
Номер в каталоге
Компоненты Описание
производитель
DS1992 Datasheet PDF : 17 Pages
| |||
PHYSICAL SPECIFICATIONS
Size
Weight
Expected Service Life
Safety
DS1992/DS1993
See mechanical drawing
3.3 grams (F5 package)
10 years at +25°C
Meets UL 913, 5th Ed., Rev. 1997-02-24; Intrinsically Safe
Apparatus, Approved under Entity Concept for use in
Class I, Division 1, Group A, B, C, and D Locations
ABSOLUTE MAXIMUM RATINGS
Voltage Range on any Pin Relative to Ground
Operating Temperature Range
Storage Temperature Range
-0.5V to +7.0V
-40°C to +70°C
-40°C to +70°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
(TA = -40°C to +70°C)
PARAMETER
SYMBOL
MIN
1-Wire Pullup Voltage
(Notes 1, 3)
VPUP
2.8
Logic 1 (Notes 1, 2)
VIH
2.2
Logic 0 (Note 1)
VIL
-0.3
Output Logic Low at 4mA
(Note 1)
VOL
Input Load Current (Note 4)
IL
TYP
5
MAX
6.0
+0.3
0.4
UNITS
V
V
V
V
µA
CAPACITANCE
(TA = +25°C)
PARAMETER
I/O (1-Wire) (Notes 5, 6)
SYMBOL
CIN/OUT
MIN
TYP
100
MAX
800
UNITS
pF
AC ELECTRICAL CHARACTERISTICS
(VPUP = 2.8V to 6.0V, TA = -40°C to +70°C)
PARAMETER
SYMBOL
MIN
TYP
Time Slot
Write 1 Low Time
Write 0 Low Time
Read Data Valid
Release Time
Read Data Setup (Note 7)
Recovery Time
Reset Time High (Note 8)
Reset Time Low (Note 9)
Presence Detect High
Presence Detect Low
tSLOT
tLOW1
tLOW0
tRDV
tRELEASE
tSU
tREC
tRSTH
tRSTL
tPDH
tPDL
60
1
60
exactly 15
0
15
1
480
480
15
60
MAX
120
15
120
45
1
960
60
240
UNITS
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
µs
15 of 17
Share Link: 