DS14285SN+T&R Maxim Integrated, DS14285SN+T&R Datasheet - Page 17

• Manufacturer Part Number: DS14285SN+T&R
• Description: Real Time Clock
• Manufacturer: Maxim Integrated
• Series: DS14285, DS14287r

Specifications of DS14285SN+T&R

• Rohs: yes
• Function: Clock, Calendar, NV SRAM Control
• Rtc Bus Interface: Multiplexed
• Date Format: DW
• Time Format: HH
• Rtc Memory Size: 114 B
• Supply Voltage - Max: 5.5 V
• Supply Voltage - Min: 4.5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-24

ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.5V to +7.0V
Storage Temperature Range………………………………………………………………...-40°C to +85°C
Soldering Temperature: DIP…………………………………………..260°C for 10 seconds (See Note 12)
Soldering Temperature: Surface Mount:…………………………….See IPC/JEDEC Standard J-STD-020
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.
OPERATING RANGE
RECOMMENDED DC OPERATING CONDITIONS
(Over the operating range)
DC ELECTRICAL CHARACTERISTICS
(Over the operating range)
CAPACITANCE
(T
Power-Supply Voltage
Battery Voltage
Input Logic 1
Input Logic 0
Power Supply Current
Oscillator Current
Input Leakage
I/O Leakage
MOT Input Current
Output at 2.4V
Output at 0.4V
Write-Protect Voltage
V
Input Capacitance
Output Capacitance
CEI
CEI
A
CCO
= +25°C)
Commercial
Input Current
to
Industrial
RANGE
Voltage
CEO
PARAMETER
PARAMETER
PARAMETER
Impedance
TEMPERATURE
-40°C to +85°C
0°C to +70°C
SYMBOL
SYMBOL
SYMBOL
V
V
V
C
I
I
V
I
I
Z
V
V
V
C
I
I
I
MOT
OSC
I
CCO1
CCO2
CC1
OUT
BAT
CEI
OH
LO
OL
IL
CE
CC
TP
IN
IH
IL
5V ±10%
5V ±10%
17 of 26
V
V
V
MIN
MIN
MIN
0.3V
0.3V
-0.3
-1.0
-1.0
-1.0
-1.0
-1.0
CC
4.5
2.5
2.2
4.0
BAT
CC
-
-
TYP
TYP
TYP
4.25
300
5.0
7
MAX
V
MAX
MAX
+500
+200
+0.8
+1.0
+1.0
500
5.5
3.6
0.3
4.0
4.5
CC
15
60
5
7
+
UNITS
UNITS
UNITS
mA
mA
mA
µA
µA
µA
µA
nA
pF
pF
Ω
V
V
V
V
V
V
NOTES
NOTES
NOTES
1, 6
11
1
1
1
1
2
3
5
3
4
1
7
8