DS1501 Maxim, DS1501 Datasheet - Page 19

• Manufacturer Part Number: DS1501
• Description: The DS1501/DS1511 are full-function, year 2000-compliant real-time clock/calendars (RTCs) with an RTC alarm, watchdog timer, power-on reset, battery monitors, 256 bytes NV SRAM, and a 32
• Manufacturer: Maxim

WE only when register 13h is being accessed (Figure 4). The address pointer wraps around after the last address
is accessed.
ORDERING INFORMATION (continued)
+Denotes a lead(Pb)-free/RoHS-compliant package.
* A “+” anywhere on the top mark denotes a lead(Pb)-free package. An N or IND denotes an industrial temperature device.
DS1501WN+
DS1501WZ+
DS1501WZN+
DS1501WZN+T&R
DS1501WZ+T&R
DS1501Y+
DS1501YE+
DS1501YEN+
DS1501YEN+T&R
DS1501YE+T&R
DS1501YN+
DS1501YZ+
DS1501YZN+
DS1501YZN+T&R
DS1501YZ+T&R
DS1511W+
DS1511Y+
PART
VOLTAGE (V)
3.3
3.3
3.3
3.3
3.3
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
3.3
5.0
-40C to +85C
-40C to +85C
-40C to +85C
-40C to +85C
-40C to +85C
-40C to +85C
-40C to +85C
-40C to +85C
TEMP RANGE
0C to +70C
0C to +70C
0C to +70C
0C to +70C
0C to +70C
0C to +70C
0C to +70C
0C to +70C
0C to +70C
19 of 22
DS1501/DS1511 Y2KC Watchdog Real-Time Clocks
28 DIP (0.600)
28 SO (0.300)
28 SO (0.300)/Tape & Reel
28 TSOP
28 TSOP/Tape & Reel
28 DIP (0.600)
28 SO (0.300)
28 SO (0.300)/Tape & Reel
PIN-PACKAGE
28 SO (0.300)
28 SO (0.300)/Tape & Reel
28 DIP (0.600)
28 TSOP
28 TSOP/Tape & Reel
28 SO (0.300)
28 SO (0.300)/Tape & Reel
28 EDIP (0.720)
28 EDIP (0.720)
DS1501WN
DS1501YN
TOP MARK*
DS1501WZ
DS1501WZN
DS1501WZN
DS1501WZ
DS1501Y
DS1501YE
DS1501YEN
DS1501YEN
DS1501YE
DS1501YZ
DS1501YZN
DS1501YZN
DS1501YZ
DS1511W
DS1511Y