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M48T35Y-70PC1

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P28
M48T35, M48T35Y Part numbering
Doc ID 2611 Rev 10 25/28
7 Part numbering
Table 16. Ordering information scheme
Caution: Do not place the SNAPHAT battery package “M4TXX-BR12SH” in conductive foam as it will
drain the lithium button-cell battery.
For other options, or for more information on any aspect of this device, please contact the
ST sales office nearest you.
Table 17. SNAPHAT
®
battery table
Example: M48T 35 –70 PC 1 E
Device type
M48T
Supply voltage and write protect voltage
35
(1)
= V
CC
= 4.75 to 5.5 V; V
PFD
= 4.5 to 4.75 V
1. The M48T35 part is offered only in the PCDIP28 (i.e. CAPHAT™) package.
35Y
(2)
= V
CC
= 4.5 to 5.5 V; V
PFD
= 4.2 to 4.5 V
2. The M48T35Y is available only in the SOH28 (i.e. SNAPHAT SOIC) package.
Speed
–70 = 70 ns
Package
PC = PCDIP28
MH
(3)
= SOH28
3. The SOIC package (SOH28) requires the SNAPHAT
®
battery package which is ordered
separately under the part number “M4TXX-BR12SH” (see Table 17 on page 25).
Temperature range
1 = 0 to 70 °C
6
(4)
= –40 to 85 °C
4. Temperature grade 6 (–40 to +85 °C) devices are not for new design. Contact ST sales office
for availability.
Shipping method
For SOH28:
E = ECOPACK
®
package, tubes
F = ECOPACK
®
package, tape & reel
For PCDIP28:
blank = ECOPACK
®
package, tubes
Part number Description Package
M4T28-BR12SH Lithium battery (48 mAh) SNAPHAT
®
SH
M4T32-BR12SH Lithium battery (120 mAh) SNAPHAT
®
SH
Environmental information M48T35, M48T35Y
26/28 Doc ID 2611 Rev 10
8 Environmental information
Figure 17. Recycling symbols
This product contains a non-rechargeable lithium (lithium carbon monofluoride chemistry)
button cell battery fully encapsulated in the final product.
Recycle or dispose of batteries in accordance with the battery manufacturer's instructions
and local/national disposal and recycling regulations.
M48T35, M48T35Y Revision history
Doc ID 2611 Rev 10 27/28
9 Revision history
Table 18. Document revision history
Date Revision Changes
Nov-1999 1 First issue
07-Feb-2000 1.1 t
DR
description changed (Ta bl e 9 )
04-Jun-2001 2
Reformatted; temp/voltage info. added to tables (Ta bl e 8 , 9, 3, 4, 10, 11);
add century bit text
31-Jul-2001 2.1 Formatting changes based on latest document reviews
06-Mar-2002 2.2
Add PMDIP packaging option, which is “Not for New Design” (NND)
(Tabl e 16 )
20-May-2002 2.3 Modify reflow time and temperature footnotes (Ta bl e 6)
26-Jun-2002 2.4 Add footnote to table (Ta b le 1 1)
31-Mar-2003 3 v2.2 template applied; data retention condition updated (Ta bl e 11 )
10-Dec-2003 4 Reformatted; update DC characteristics (Ta bl e 9)
31-Mar-2004 5 Reformatted; update Pb-free package information (Ta bl e 6, 16)
05-Dec-2005 6 Updated template, lead-free text, and remove footnote (Ta bl e 9 , 16)
01-Aug-2007 7
Reformatted; added lead-free second level interconnect information to
cover page and Section 6: Package mechanical data.
12-Feb-2009 8
Updated Ta bl e 6; text in Section 6: Package mechanical data; added
Section 8: Environmental information; minor formatting changes.
08-Sep-2010 9
Reformatted document; updated Section 4, Tabl e 12 , 16; removed
PMDIP28 package.
07-Jun-2011 10
Updated footnote 1 of Table 6: Absolute maximum ratings; updated
Section 8: Environmental information.
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P28

M48T35Y-70PC1

Mfr. #:
Buy M48T35Y-70PC1
Manufacturer:
STMicroelectronics
Description:
Real Time Clock 256K (32Kx8) 70ns
Lifecycle:
New from this manufacturer.
Delivery:
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