M48T37Y-70MH1E STMicroelectronics, M48T37Y-70MH1E Datasheet - Page 29

IC TIMEKPR NVRAM 256KBIT5V 44SOH

M48T37Y-70MH1E

Manufacturer Part Number
M48T37Y-70MH1E
Description
IC TIMEKPR NVRAM 256KBIT5V 44SOH
Manufacturer
STMicroelectronics
Series
Timekeeper®r
Type
Clock/Calendar/NVSRAMr
Datasheets

Specifications of M48T37Y-70MH1E

Memory Size
256K (32K x 8)
Time Format
HH:MM:SS (24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
44-SOH
Bus Type
Parallel
User Ram
32KB
Operating Supply Voltage (typ)
5V
Package Type
SOH
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
Operating Temperature Classification
Commercial
Operating Temperature (max)
70C
Operating Temperature (min)
0C
Pin Count
44
Mounting
Surface Mount
Memory Configuration
32K X 8
Nvram Features
RTC
Interface Type
Parallel
Access Time
70ns
Supply Voltage Range
4.5V To 5.5V
Memory Case Style
SOIC
No. Of Pins
44
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-2854-5
M48T37Y-70MH1

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
M48T37Y-70MH1E
Manufacturer:
ST
Quantity:
936
Part Number:
M48T37Y-70MH1E
Manufacturer:
ST
Quantity:
9 331
Part Number:
M48T37Y-70MH1E
Manufacturer:
ST
0
M48T37Y, M48T37V
9
Revision history
Table 19.
20-May-2002
06-Aug-2001
31-Mar-2003
03-Aug-2007
24-Mar-2009
02-Aug-2010
07-Feb-2000
08-Feb-2006
19-Jun-2001
15-Jan-2002
01-Apr-2004
11-Jul-2000
Dec-1999
Date
Document revision history
Revision
2.1
3.1
3.2
3.3
4
1
2
3
5
6
7
8
9
First issue
From preliminary data to datasheet; battery low flag paragraph
changed; 100 ns speed class identifier changed
t
Reformatted; added temp./voltage info. to tables
Fix text for setting the alarm clock
Fix footnote numbering
Modify reflow time and temperature footnote
v2.2 template applied; data retention condition updated
Reformatted; updated with lead-free package information
New template; updated lead-free text; fixed DC characteristics
11, )
Reformatted; added lead-free second level interconnect information to
cover page and
Updated
Section 8: Environmental
Updated Features,
textual changes.
FB
changed
Doc ID 7019 Rev 9
Table
(Table
8;
Section 6: Package mechanical
Section 6: Package mechanical
Section
); watchdog timer paragraph changed
(Table
information; minor reformatting.
4,
Table
Changes
)
(Figure
17; reformatted document; minor
7)
(Table
data.
(Table
(Table
data; added
8)
Revision history
10, 11, , 4, , )
, 4)
(Table
(Table
(Table
)
8, )
29/30
8,

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