DS1221 Search Results

Contextual Info: 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

Contextual Info: 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

RAM-5564

Abstract: DS1221 DS1259
Contextual Info: 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

TAS-20

Abstract: DS1221 DS1259 RAM-5564
Contextual Info: 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

Contextual Info: 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

Contextual Info: 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

RAM-5564

Abstract: DS1221 DS1259 DS1321
Contextual Info: 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

BR1632

Abstract: DS1221 DS1321 37143
Contextual Info: 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

Unitrode

Abstract: bq2201pn DS1210S
Contextual Info: 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.

Contextual Info: 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

RAM-5564

Abstract: DS1221 DS1259 DS1321 PS1221
Contextual Info: 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

Contextual Info: 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

DS1221SN

Abstract: TC1232EOA MAXIM DALLAS cross reference LTC1232CN8 CM1232PI MXD1210CPA
Contextual Info: CPU Supervisors Maxim DS1210 DS1210N MXD1210CPA MXD1210NPA DS1210S DS1210SN DS1221 DS1221N DS1221S DS1221SN DS1232 DS1232N 0S1232S DS1232SN DS1232LPS-2 DS1232LPSN-2 DS1232LPU DS1705EPA DS1706ESA DS1706EPA DS1706ESA DS17061EPA DS1706LESA DS1706PEPA DS1706PESA

Contextual Info: 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

0825

Abstract: DS1221 DS1259 DS1321
Contextual Info: 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

DS1221

Abstract: DS1259 DS1321
Contextual Info: 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

DS1666

Abstract: DS2011D 74F04 DS1003 DS1003-16 DS1003-20 DS1003-25 DS1003-33 DS1003-40 DS1003M
Contextual Info: 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

624C

Abstract: DS1204U DS1205S DS1228S DS1640
Contextual Info: 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

ds1285q

Abstract: DS1640
Contextual Info: 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,

DS1640

Contextual Info: 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

DS1640

Contextual Info: 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

DS1425L-F5

Abstract: rtc ds1307 dallas ds2501 dallas ds2501 Datasheet dallas ds1280 DS2501 ds1642-150 DS1669 replacement ds2501 Datasheet DS1608S
Contextual Info: 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

DS1640

Contextual Info: 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:

DS102

Abstract: DS1640
Contextual Info: 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