DS1554WP-120 Maxim Integrated Products, DS1554WP-120 Datasheet - Page 11
![IC RTC RAM Y2K 3.3V 120NS 34-PCM](/photos/6/58/65856/406-34-pcm_sml.jpg)
DS1554WP-120
Manufacturer Part Number
DS1554WP-120
Description
IC RTC RAM Y2K 3.3V 120NS 34-PCM
Manufacturer
Maxim Integrated Products
Type
Clock/Calendar/NVSRAM/Y2Kr
Datasheet
1.DS1554P-70.pdf
(18 pages)
Specifications of DS1554WP-120
Memory Size
256K (32K x 8)
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
34-PowerCap™ Module
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DS1554WP-120IND+
Manufacturer:
Maxim Integrated Products
Quantity:
135
Company:
Part Number:
DS1554WP-120IND+
Manufacturer:
Maxim
Quantity:
603
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground………………………..…………………………………………..-0.3V to +6.0V
Storage Temperature Range
Lead Temperature (soldering, 10s) ......................................................................................................................................+260°C
Soldering Temperature (reflow, PowerCap)…………………………………...……………..............................................+260°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.
OPERATING RANGE
RECOMMENDED DC OPERATING CONDITIONS
(T
DC ELECTRICAL CHARACTERISTICS
(V
Logic 1 Voltage All Inputs
(Note 1)
Logic 0 Voltage All Inputs
(Note 1)
Active Supply Current
TTL Standby Current
(CE = V
CMOS Standby Current
(CE V
Input Leakage Current
(Any Input)
Output Leakage Current
(Any Output)
Output Logic 1 Voltage
(I
Output Logic 0 Voltage
Write Protection Voltage
Battery Switchover Voltage
A
CC
OUT
= Over the operating range)
= 5.0V 10%, T
= -1.0 mA)
PARAMETER
PARAMETER
EDIP ......................………………………………………………………………………………………-40°C to +85°C
PowerCap...................…………………..…………………………………………………....................-55°C to +125°C
Note: EDIP is wave or hand-soldered only.
CC
IH
Commercial
)
Industrial
RANGE
- 0.2V)
A
= Over the operating range.)
V
SYMBOL
SYMBOL
SO
V
V
V
V
V
I
I
V
V
V
I
I
CC1
CC2
I
CC
OL
OL1
OL2
IL
OH
IH
IH
IL
IL
PF
TEMP RANGE
-40°C to +85°C
V
V
(Notes 2, 3, 11)
DQ0–7 Outputs
(Note 1)
Outputs (Notes 1, 5)
(Note 1)
V
V
(Notes 2, 3)
(Notes 2, 3)
(Note 1)
I
I
(Notes 1, 4)
0°C to +70°C
IRQ
OUT
OUT
CC
CC
CC
CC
CONDITIONS
CONDITIONS
= 5V 10%
= 3.3V 10%
= 5V 10%
= 3.3V 10%
/FT, and
= 2.1 mA,
= 7.0 mA,
DS1554 256k, Nonvolatile, Y2K-Compliant Timekeeping RAM
11 of 18
RST
MIN
MIN
4.20
-0.3
-0.3
2.2
2.0
2.4
-1
-1
3.3V 10% or 5V 10%
3.3V 10% or 5V 10%
TYP
TYP
V
40
BAT
3
2
V
MAX
V
V
MAX
CC
0.3V
0.3V
+0.8
+0.6
4.50
0.4
0.4
+1
+1
CC
CC
75
6
6
+
+
UNITS
UNITS
mA
mA
mA
A
A
V
V
V
V
V
V
V