RAM-5564
Abstract: DS1221 DS1259
Text: DS1221 DS1221 Nonvolatile Controller x 4 Chip FEATURES • Converts CMOS RAMs into nonvolatile memories PIN ASSIGNMENT 1 16 VCCI VBAT1 2 15 VBAT2 *RST 3 14 CE 16 VCCI A 4 13 VCC0 CE0 VBAT1 1 • Provides for redundant batteries 2 15 VBAT2 • Test battery condition on power–up
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DS1221
RAM-5564
DS1221
DS1259
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TAS-20
Abstract: DS1221 DS1259 RAM-5564
Text: DS1221 DS1221 Nonvolatile Controller x 4 Chip FEATURES • Converts CMOS RAMs into nonvolatile memories PIN ASSIGNMENT VCCO 1 16 VCCI • Data is automatically protected during power loss VBAT1 2 15 VBAT2 • 2-to-4 decoder provides for up to 4 CMOS RAMs *RST
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DS1221
16-pin
TAS-20
DS1221
DS1259
RAM-5564
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RAM-5564
Abstract: DS1221 DS1259 DS1321
Text: DS1221 DS1221 Nonvolatile Controller x 4 Chip NOT RECOMMENDED FOR NEW DESIGNS, SEE DS1321 DATASHEET INSTEAD. FEATURES • Converts CMOS RAMs into nonvolatile memories • Data is automatically protected during power loss • 2–to–4 decoder provides for up to 4 CMOS RAMs
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DS1221
DS1321
RAM-5564
DS1221
DS1259
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BR1632
Abstract: DS1221 DS1321 37143
Text: DALLAS SEMICONDUCTOR 4401 South Beltwood Parkway Dallas, Texas 75244–3292 972 371–4000 Date: March 11, 1997 Subject: PRODUCT CHANGE NOTICE – B71401 Description: DS1249 Component and Electrical Change Description of Change: Effective June 15, 1997, the DS1249 2048K Nonvolatile SRAM will undergo several internal component changes which will affect electrical specifications. The DS1221 currently used in the DS1249 will
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B71401
DS1249
2048K
DS1221
DS1321.
BR1632
DS1249,
DS1321
37143
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DS1221
Abstract: DS1259 DS1321
Text: DS1221 Nonvolatile Controller x 4 Chip www.dalsemi.com NOT RECOMMENDED FOR NEW DESIGNS, SEE DS1321 DATASHEET INSTEAD. FEATURES PIN ASSIGNMENT Converts CMOS RAMs into nonvolatile memories Data is automatically protected during power loss 2-to-4 decoder provides for up to 4 CMOS
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DS1221
DS1321
16-pin
DS1221
DS1259
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DS1425L-F5
Abstract: rtc ds1307 dallas ds2501 dallas ds2501 Datasheet dallas ds1280 DS2501 ds1642-150 DS1669 replacement ds2501 Datasheet DS1608S
Text: ORDERING INFORMATION DEVICE DS0621–SDK DS0630 DS1000 DS1000–IND DS1003 DS1004 DS1005 DS1007 DS1010 DS1012 DS1013 DS1020 DS1021 DS1033 DS1035 DS1040 PACKAGE TYPE Software Software 14–Pin DIP 8–Pin DIP 16–Pin SOIC 8–Pin SOIC 8–Pin DIP 8–Pin SOIC
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DS0621
DS0630
DS1000
DS1000
DS1003
DS1004
DS1005
DS1007
DS1010
DS1012
DS1425L-F5
rtc ds1307
dallas ds2501
dallas ds2501 Datasheet
dallas ds1280
DS2501
ds1642-150
DS1669 replacement
ds2501 Datasheet
DS1608S
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Untitled
Abstract: No abstract text available
Text: DS1221 DALLAS SEMICONDUCTOR DS1221/S Nonvolatile Controller x 4 Chip FEATURES PIN ASSIGNMENT • Converts CMOS RAMs into nonvolatile memories vcco [ 1 ^ 1« • Data is automatically protected during power loss VBAT1 [ 2 15 • 2-to-4 decoder provides for up to 4 CMOS RAMs
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DS1221
16-pin
DS1221/S
DS1221
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Untitled
Abstract: No abstract text available
Text: DALLAS SEMICONDUCTOR Nonvolatile C ontroller x 4 Chip FEATURES PIN ASSIGNMENT DS1221 • 2-to-4 decoder provides for up to 4 CM OS RAMs • Provides for redundant batteries • Test battery condition on power-up vcco [ 1 VBAT1 [ 2 15 *R S T [ 3 14 4 13 [ 5
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DS1221
16-pin
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Untitled
Abstract: No abstract text available
Text: DS1221 D A L L A S ! Nonvolatile Controller xP 4? 1“ Chip SEMICONDUCTOR PIN ASSIGNMENT FEATURES • Converts CMOS RAMs into nonvolatile memories vcco [ 1 • Data is automatically protected during power loss VBAT1 [ 2 15 • 2-to-4 decoder provides for up to 4 CMOS RAMs
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DS1221
16-pin
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Untitled
Abstract: No abstract text available
Text: DS1221 DALLAS SEM ICO N D U CT O R DS1221 Nonvolatile Controller x 4 Chip NOT RECOMMENDED FOR NEW DESIGNS. SEE DS1321 DATASHEET INSTEAD. FEATURES • Converts CMOS RAMs into nonvolatile memories PIN ASSIGNMENT vcco [ 1 ^ 16 VBAT1 [ 2 15 *RSf [ 3 14 16 m VCCI
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DS1221
DS1321
16-pin
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Unitrode
Abstract: bq2201pn DS1210S
Text: Notes: 1,2 DS12Ì0 bq2201PN DS1210S bq2201 S 1' DS1218 bq2201 PN DS1218S bq2201 SN DS1221 bq2204APN 1,3 DS1221S bq2204ASN 1 3 ,4 1 ,2 , 1. Unitrode’s bq2201 and bq2204A do not incorporate a “check battery status” function. 2. Unitrode’s bq2201 pins THS and BC2 should be tied to Vss.
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DS1210S
DS1218
DS1218S
DS1221
DS1221S
bq2201PN
bq2201
bq2204APN
Unitrode
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Untitled
Abstract: No abstract text available
Text: DS1221 DALLAS SEMICONDUCTOR FEATURES • Converts CMOS RAMs into nonvolatile memories DS1221 Nonvolatile Controller x 4 Chip PIN ASSIGNMENT vcco L • Data is automatically protected during power loss • 2-to-4 decoder provides for up to 4 CMOS RAMs 'R S T
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DS1221
16-pin
DS1221
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RAM-5564
Abstract: DS1221 DS1259 DS1321 PS1221
Text: Ì WÈ w m m m o m m tm DS1221 N onvolatile C o n trolle r x 4 Chip w w w.dalsem i.com NOT R EC O M M EN D ED FO R NEW DESIGNS. SEE DS1321 DATASHEET INSTEAD. FEATURES PIN ASSIGNMENT • Converts CMOS RAMs into nonvolatile memories Data is automatically protected during power loss
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DS1221
DS1321
16-pin
PS1221
RAM-5564
DS1221
DS1259
PS1221
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Untitled
Abstract: No abstract text available
Text: O S 1221 DALLAS SEMICONDUCTOR DS1221 Nonvolatile Controller x 4 Chip FEATURES PIN ASSIGNMENT • Converts CM OS RAMs into nonvolatile mem ories vcco C • Data is autom atically protected during power loss VBAT1 [ • 2-to-4 decoder provides for up to 4 CM OS RAMs
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DS1221
16-pin
DS1221
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Untitled
Abstract: No abstract text available
Text: D S 1 22 1 DALLAS SEMICONDUCTOR F EA T U R ES DS1221 Nonvolatile C ontroller x 4 Chip PIN A S S IG N M E N T • Converts CM OS RAMs into nonvolatile memories VCCO H • Data is autom atically protected during power loss • 2-to-4 decoder provides for up to 4 CM OS RAMs
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DS1221
16--Pin
16-pin
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Untitled
Abstract: No abstract text available
Text: DALLAS s e m ic o n d u c to r FEATURES DS1221/S Nonvolatile C ontroller x 4 Chip PIN ASSIGNM ENT • Converts CMOS RAMs into nonvolatile memories • Data is automatically protected during power loss • 2-to-4 decoder provides for up to 4 CMOS RAMs • Provides for redundant batteries
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DS1221/S
16-pin
DS1221
16-Pln
DS1221
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0825
Abstract: DS1221 DS1259 DS1321
Text: DS1221 DALLAS s e m ic o n d u c t o r DS1221 Nonvolstil Controllsr x 4 Chip NOT RECOMMENDED FOR NEW DESIGNS. SEE DS1321 DATASHEET INSTEAD. PIN ASSIGNMENT o o o < • Full ± 1 0 % operating range • Unauthorized access can be prevented with optional security feature
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DS1221
DS1321
16-pin
0825
DS1221
DS1259
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DS1666
Abstract: DS2011D 74F04 DS1003 DS1003-16 DS1003-20 DS1003-25 DS1003-33 DS1003-40 DS1003M
Text: DS1003 DS1003 DALLAS SEMICONDUCTOR FEATURES 4-Tap Silicon Delay Line for RISC A pplications PIN ASSIGNMENT • All-silicon tim e delay IN • Four delayed clock phases from input NC • Input frequency independent NC NC • Precise tap-to-tap delays • Leading and trailing edge precision
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DS1003
14-pin
DS1003
l413D
0D14415
DS1666
DS2011D
74F04
DS1003-16
DS1003-20
DS1003-25
DS1003-33
DS1003-40
DS1003M
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624C
Abstract: DS1204U DS1205S DS1228S DS1640
Text: DALLAS SEMICONDUCTOR DS1205S M ultiKey Chip FEATURES PIN ASSIGNMENT • T h re e s e c u re re a d /w rite d a ta p a rtitio n s o f 3 8 4 bits VCCI la s e r e tc h e d 15 3 14 m DQ o n 4 13 ~ n n GND 5 12 CLK QC 6 11 ~n~i d q o e MC Q j- 7 10 m GND m~ NC
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DS1205S
48-bit,
64-bit
2bl413G
0G1442Q
624C
DS1204U
DS1205S
DS1228S
DS1640
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ds1285q
Abstract: DS1640
Text: D S 12 8 5 /D S 1285Q DALLAS SEMICONDUCTOR FEATURES D S 1285/D S 1285Q Real Tim e C lock PIN ASSIGNMENT • Drop-in replacem ent for IBM AT com puter clock/ca lendar • Pin configuration closely m atches M C146818A • Counts seconds, minutes, hours, day of the week,
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1285Q
1285/D
24-hour
12-hour
ds1285q
DS1640
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DS1640
Abstract: No abstract text available
Text: DS1668, DS1669, DS1669S DALLAS SEMICONDUCTOR DS1668, DS1669, DS1669S D allastat Electronic Digital Rheostat FEATURES PIN ASSIGNMENT DS1669 • Replaces mechanical variable resistors • Available as the DS1668 with manual interface or the DS1669 integrated circuit
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DS1668,
DS1669,
DS1669S
DS1669
DS1668
DS1669
DS1668
DS1640
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DS1640
Abstract: No abstract text available
Text: DS129X DALLAS SEMICONDUCTOR FEATURES • Replaces 8 or 16 h a rd -to -g e t-a t m anual switches DS129x Elim inator PIN ASSIGNMENT GND2 [ 24 ] GND3 2 23 ] VCC T 23Ì VCC Dl [ 3 22 ] OA Dl 22Ì OA OQ [ 4 21 ] OB OQ 211 OB 00 5 20 ] OC 00 oe ON [ 6 19 ] OD om
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DS129X
2bl4130
DD14435
DS1640
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DS1640
Abstract: No abstract text available
Text: D S 1809 PRELIMINARY DALLAS SEMICONDUCTOR FEATURES DS1809 Dallastat PIN ASSIGNMENT • 64-position linear taper • Two nonvolatile wiper storage options Rh [ 1 8 ] v cc UC £ 2 7 ] DC • Operates from +2.7 to +5.5 volt supplies STR • Standard Resistance values:
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64-position
DS1809
001441fl
DS1640
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DS102
Abstract: DS1640
Text: DS1012 DALLAS SEMICONDUCTOR FEATURES 2-in-1 Sub-M iniature Silicon Delay Line with Logic PIN ASSIGNMENT • A ll-s ilic o n tim e d e la y • 5 3 n W m ax. C M O S q u ie s c e n t m o de • S u rfa c e m o u n t 8-p in m in i-S O IC a n d s ta n d a rd 8-pin
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DS1012
14-PIN
16-PIN
0D1441fl
DS102
DS1640
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