DS1558W+ Maxim Integrated Products, DS1558W+ Datasheet - Page 11

• Manufacturer Part Number: DS1558W+
• Description: IC RTC W/NV RAM 3.3V 48-LQFP
• Manufacturer: Maxim Integrated Products
• Type: Watchdog Timer/NVSRAMr

Specifications of DS1558W+

• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -

ABSOLUTE M
Voltage Range on Any Pin Relative to Ground……………………………………………..-0.3V to +6.0V
Storage Temperature Range……………………………………………………………….-55C to +125C
Soldering T
This is a stress rating only a
sections of this
reliability.
RECOMMENDED DC OPERATING CONDITIONS
(V
Logic 1 Voltage
(All Inputs)
L ic 0 Voltage
(All Inputs)
Battery Voltage
CC
og
= 3.3V ±10% or 5V ±10%, T = -40°C to +85°C.)
specifica
em
PARAMETER
perature………………………………………….See IPC/JEDEC J-STD-020 Specification
tion
AXIM M RA
V
V
V
V
nd
CC
C
CC
CC
is n
C
function
= +5V 10%
= +3.3V 10%
= +5V 10%
= +3.3V 10%
ot implied. Expo
U
al o
pera
TINGS
tion of the device at these or any other conditions beyond
sure to absolute maximum rating conditions for exten
A
SYMBOL
V
V
V
BAT
IH
IL
11 of 18
MIN
-0.3
-0.3
2.2
2.0
2.5
T
3.3
YP
V
V
CC
CC
MAX
+0.8
+0.6
3.7
+ 0.3V
+ 0.3V
ded periods of time can affect
those indicated in the operation
UN
V
V
V
ITS
NOTES
1
1