MCP7940NT-I/MNY Microchip Technology, MCP7940NT-I/MNY Datasheet - Page 17

• Manufacturer Part Number: MCP7940NT-I/MNY
• Description: Real Time Clock I2C GP RTCC 64B SRAM
• Manufacturer: Microchip Technology
• Series: -r
• Type: Clock/Calendarr

Specifications of MCP7940NT-I/MNY

• Features: Alarm, Leap Year, SRAM
• Memory Size: 64B
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C
• Voltage - Supply: 1.8 V ~ 5.5 V
• Voltage - Supply, Battery: 1.3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-WFDFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

6.0
6.1
 2011 Microchip Technology Inc.
PACKAGING INFORMATION
Package Marking Information
8-Lead TSSOP
8-Lead MSOP
8-Lead SOIC (3.90 mm)
Legend: XX...X
Note:
8-Lead 2x3 TDFN
YWWNNN
XXYYWW
XXXXXT
XXXXX
YWW
In the event the full Microchip part number cannot be marked on one line, it will
be carried over to the next line, thus limiting the number of available
characters for customer-specific information.
XXX
NN
Y
YY
WW
NNN
*
MCP7940N
NNN
e
TYWW
XXXX
Note:
NNN
3
Part Number
Customer-specific information
Year code (last digit of calendar year)
Year code (last 2 digits of calendar year)
Week code (week of January 1 is week ‘01’)
Alphanumeric traceability code
Pb-free JEDEC designator for Matte Tin (Sn)
This package is Pb-free. The Pb-free JEDEC designator (
can be found on the outer packaging for this package.
T = Temperature grade
NN = Alphanumeric traceability code
TSSOP
940N
1st Line Marking Codes
7940NT
MSOP
TDFN
AAV
Example:
Example:
Example:
SN
7940NI
e
Example:
3
10913F
1109
7940NI
AAV
13F
109
13
MCP7940N
940N
I109
13F
e
3
)
DS25010A-page 17