DS1644-12 datasheet, PDF - EEWORLD Datasheet

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DS1644-12: DescriptionReal Time Clock, Non-Volatile, 0 Timer(s), CMOS, PDIP28, 0.720 INCH, PLASTIC, MODULE, DIP-28; CategoryThe embedded processor and controller Microcontrollers and processors; File Size281KB，11 Pages; ManufacturerMaxim; Websitehttps://www.maximintegrated.com/en.html

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DS1644-12 Overview

Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, PDIP28, 0.720 INCH, PLASTIC, MODULE, DIP-28

DS1644-12 Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Maxim
Parts packaging code	DIP
package instruction	DIP, DIP28,.6
Contacts	28
Reach Compliance Code	_compli
ECCN code	EAR99
Other features	ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION
External data bus width	8
Information access methods	PARALLEL, DIRECT ADDRESS
interrupt capability	N
JESD-30 code	R-PDIP-T28
JESD-609 code	e0
Number of terminals	28
Number of timers
Maximum operating temperature	70 °C
Minimum operating temperature
Package body material	PLASTIC/EPOXY
encapsulated code	DIP
Encapsulate equivalent code	DIP28,.6
Package shape	RECTANGULAR
Package form	IN-LINE
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
power supply	5 V
Certification status	Not Qualified
Maximum seat height	5.72 mm
Maximum supply voltage	5.5 V
Minimum supply voltage	4.5 V
Nominal supply voltage	5 V
surface mount	NO
technology	CMOS
Temperature level	COMMERCIAL
Terminal surface	Tin/Lead (Sn/Pb)
Terminal form	THROUGH-HOLE
Terminal pitch	2.54 mm
Terminal location	DUAL
shortest time	SECONDS
Maximum time at peak reflow temperature	NOT SPECIFIED
Volatile	NO
width	15.24 mm
uPs/uCs/peripheral integrated circuit type	TIMER, REAL TIME CLOCK

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DS1644-12 Related Products

	DS1644-12	DS1644L-15	DS1644-15	DS1644L-12
Description	Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, PDIP28, 0.720 INCH, PLASTIC, MODULE, DIP-28	Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, LOW PROFILE, MODULE-34	Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, PDIP28, 0.720 INCH, PLASTIC, MODULE, DIP-28	Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, LOW PROFILE, MODULE-34
Is it lead-free?	Contains lead	Contains lead	Contains lead	Contains lead
Is it Rohs certified?	incompatible	incompatible	incompatible	incompatible
Maker	Maxim	Maxim	Maxim	Maxim
package instruction	DIP, DIP28,.6	SOJ-I, MODULE,34LEAD,1.0	DIP, DIP28,.6	SOJ-I, MODULE,34LEAD,1.0
Reach Compliance Code	_compli	not_compliant	not_compliant	not_compliant
ECCN code	EAR99	EAR99	EAR99	EAR99
Other features	ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION	ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION	ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION	ACCURACY 1 MIN/MONTH @ 25 DEGREE C; 10 YEARS DATA RETENTION
External data bus width	8	8	8	8
Information access methods	PARALLEL, DIRECT ADDRESS	PARALLEL, DIRECT ADDRESS	PARALLEL, DIRECT ADDRESS	PARALLEL, DIRECT ADDRESS
interrupt capability	N	N	N	N
JESD-30 code	R-PDIP-T28	R-XDSO-U34	R-PDIP-T28	R-XDSO-U34
JESD-609 code	e0	e0	e0	e0
Number of terminals	28	34	28	34
Maximum operating temperature	70 °C	70 °C	70 °C	70 °C
Package body material	PLASTIC/EPOXY	UNSPECIFIED	PLASTIC/EPOXY	UNSPECIFIED
encapsulated code	DIP	SOJ-I	DIP	SOJ-I
Encapsulate equivalent code	DIP28,.6	MODULE,34LEAD,1.0	DIP28,.6	MODULE,34LEAD,1.0
Package shape	RECTANGULAR	RECTANGULAR	RECTANGULAR	RECTANGULAR
Package form	IN-LINE	SMALL OUTLINE	IN-LINE	SMALL OUTLINE
Peak Reflow Temperature (Celsius)	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
power supply	5 V	5 V	5 V	5 V
Certification status	Not Qualified	Not Qualified	Not Qualified	Not Qualified
Maximum seat height	5.72 mm	6.35 mm	5.72 mm	6.35 mm
Maximum supply voltage	5.5 V	5.5 V	5.5 V	5.5 V
Minimum supply voltage	4.5 V	4.5 V	4.5 V	4.5 V
Nominal supply voltage	5 V	5 V	5 V	5 V
surface mount	NO	YES	NO	YES
technology	CMOS	CMOS	CMOS	CMOS
Temperature level	COMMERCIAL	COMMERCIAL	COMMERCIAL	COMMERCIAL
Terminal surface	Tin/Lead (Sn/Pb)	TIN LEAD	Tin/Lead (Sn/Pb)	TIN LEAD
Terminal form	THROUGH-HOLE	J INVERTED	THROUGH-HOLE	J INVERTED
Terminal pitch	2.54 mm	1.27 mm	2.54 mm	1.27 mm
Terminal location	DUAL	DUAL	DUAL	DUAL
shortest time	SECONDS	SECONDS	SECONDS	SECONDS
Maximum time at peak reflow temperature	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED	NOT SPECIFIED
Volatile	NO	NO	NO	NO
width	15.24 mm	21.5265 mm	15.24 mm	21.5265 mm
uPs/uCs/peripheral integrated circuit type	TIMER, REAL TIME CLOCK	TIMER, REAL TIME CLOCK	TIMER, REAL TIME CLOCK	TIMER, REAL TIME CLOCK
Parts packaging code	DIP	MODULE	DIP	-
Contacts	28	34	28	-

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