MCP7940N-I/SN Microchip Technology, MCP7940N-I/SN Datasheet - Page 17
![I2C GP RTCC, 64B SRAM 8 SOIC 3.90mm (.150") TUBE](/photos/16/3/160347/soic8_sml.jpg)
MCP7940N-I/SN
Manufacturer Part Number
MCP7940N-I/SN
Description
I2C GP RTCC, 64B SRAM 8 SOIC 3.90mm (.150") TUBE
Manufacturer
Microchip Technology
Series
-r
Type
Clock/Calendarr
Datasheet
1.MCP7940N-IMS.pdf
(36 pages)
Specifications of MCP7940N-I/SN
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-SOIC (0.154", 3.90mm Width)
Function
Clock, Calendar, Alarm, Battery Backup
Rtc Memory Size
64 B
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1.8 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Rtc Bus Interface
2-Wire, I2C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MCP7940N-I/SN
Manufacturer:
ON
Quantity:
12 000
Part Number:
MCP7940N-I/SN
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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