M4T28-BR12SH1 STMicroelectronics, M4T28-BR12SH1 Datasheet - Page 26

• Manufacturer Part Number: M4T28-BR12SH1
• Description: IC SNAPHAT BATT/CRYSTAL 28-SOIC
• Manufacturer: STMicroelectronics

Specifications of M4T28-BR12SH1

• Battery Type: Li-(CF)
• Operating Supply Voltage: 0 V to 2.8 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Package / Case: SOIC-28
• Mounting Style: SMD/SMT
• Ic Function: Timekeeper (Battery & Crystal)
• Supply Voltage Range: 2.8V
• Operating Temperature Range: 0°C To +70°C
• Digital Ic Case Style: SNAPHAT
• No. Of Pins: 28
• Termination Type: SMD
• Rohs Compliant: Yes
• Filter Terminals: SMD
• External Depth: 14.99mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3686-5

Part numbering
7
Caution:
26/29
Part numbering
Table 16.
Example:
Device type
M48T
Supply voltage and write protect voltage
35AV = V
Speed
–10 = 100 ns (35AV)
Package
PC = PCDIP28
MH
Temperature range
1 = 0 to 70°C
Shipping method
For SOH28:
E = Lead-free package (ECOPACK
F = Lead-free package (ECOPACK
For PCDIP28:
blank = tubes
1. The SOIC package (SOH28) requires the SNAPHAT
Do not place the SNAPHAT
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.
(1)
the part number “M4TXX-BR12SHx” in plastic tubes (see
M4T28-BR12SH1
M4T32-BR12SH1
M4T32-BR12SH6
Part number
= SOH28
CC
= 3.0 to 3.6 V; V
Ordering information scheme
SNAPHAT
®
Lithium battery (48 mAh) SNAPHAT
Lithium battery (120 mAh) SNAPHAT
Lithium battery (120 mAh) SNAPHAT
battery table
PFD
®
battery package “M4TXX-BR12SH” in conductive foam as it
= 2.7 to 3.0 V
Doc ID 6845 Rev 8
®
®
), tape & reel
), tubes
M48T
Description
®
battery package which is ordered separately under
Table
35AV
17).
®
®
®
, –40 to +85 °C crystal
–10
MH
1
M48T35AV
Package
SH
SH
SH
E