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Cypress CY7C291A manual

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Table of contents for the manual

  • Page 1

    2K x 8 Reprogrammab le PR OM CY7C291A CY7C292A/CY7C293A Cypress Semicondu ctor Corporation • 3 901 Nor th First Street • San Jose • CA 9513 4 • 408-943-2600 March 1986 – R evise d Ma y 1993 92A Features • Windo w ed for repr ogrammability • CMOS f or optimum speed/power • High sp eed — 20 ns (co mmercial) — 25 ns (mi litar y) ?[...]

  • Page 2

    CY7C291A CY7C292A/CY7C293A 2 Maxim um Ratings (Abov e whic h the us eful li f e ma y be im paired . F or user guid e- lines , not tested.) Stor age T emper ature ........... ............... ............ − 65 ° C to +1 50 ° C Ambient T emp erature wi th P ow er Applied ......... ............... ........... .............. .. − 55 ° C to +125 ?[...]

  • Page 3

    CY7C291A CY7C292A/CY7C293A 3 Electrica l Characteristics Over the Op erati ng Ra nge [3 , 4 ] 7C291A-20 7C292A-20 7C293A-20 7C291A-25 7C292A-25 7C293A-25 7C291AL-2 5 7C292AL-2 5 7C293AL-2 5 Pa r a m e t e r Description T est Conditions Min. Max. Min . Max. Min. Max. Un it V OH Out put HIGH V olta ge V CC = Min ., I OH = − 4.0 mA 2.4 2.4 2.4 V V O[...]

  • Page 4

    CY7C291A CY7C292A/CY7C293A 4 Electrica l Characteristics Ov er the Operating R ange [3, 4] (con tinued) 7C291 AL-35, 50 7C292 AL-35, 50 7C293 AL-35, 50 7C291A-3 5, 50 7C292A-3 5, 50 7C293A-3 5, 50 Pa r a m e t e r Description T est Conditions Min. Max. Min. Max. Unit V OH Ou t put HIGH V oltage V CC = Min ., I OH = − 4.0 mA 2.4 2.4 V V OL Ou tput[...]

  • Page 5

    CY7C291A CY7C292A/CY7C293A 5 A C T est Loads and W avef orms [4] t PU t AA t HZCS t ACS 50% 50% t PD 3.0V 5V OUTPUT R1250 Ω R2 167 Ω 30pF INCLUDING JIG AND SCOPE GND 90% 10% 90% 10% <5 n s <5 ns 5V OUTPUT 5p F INCLUDING JIG AND SCOPE (a) Normal Load (b) High Z Load OUTPUT 2.0V Equivalent to: TH É VENIN EQUIV ALE NT C291A-4 C291A-5 100 ?[...]

  • Page 6

    CY7C291A CY7C292A/CY7C293A 6 Erasure Characteri st ics W a v eleng ths of light le ss than 4000 Ang stroms beg in to eras e these PR OMs. F or this reason , an opaque label should be placed o v er the windo w if the PRO M is e xposed to s unl ig ht or fluor escent li ghting f or ex tended periods o f time . The reco mmended do se of ultr a violet l[...]

  • Page 7

    CY7C291A CY7C292A/CY7C293A 7 Figure 1. Pr ogramming Pinouts C291A-8 C291A -9 1 2 3 4 5 6 7 8 9 10 11 12 16 17 18 19 20 24 23 22 21 13 14 A 8 A 7 A 6 A 5 A 4 A 3 A 2 A 1 A 0 D 0 D 1 D 2 GND V CC D 7 D 6 D 4 D 5 D 3 15 A 9 A 10 V PP VFY PGM 28 4 5 6 7 8 9 10 32 1 2 7 1314151617 26 25 24 23 22 21 20 11 12 19 A 5 V CC GND A 6 A 7 D 3 D 1 D 0 18 D 4 D 5[...]

  • Page 8

    CY7C291A CY7C292A/CY7C293A 8 T ypical DC and A C Characteristics 150 175 125 75 50 25 0.0 1.0 2.0 3 .0 OUTPUT SINK CURRENT (mA) 0 100 O U TP U T VOL T AG E ( V ) OUTPUT SINK C URRENT vs. O UTPUT VO LT AG E V CC =5.0V T A =25 ° C 4.0 C291A-11 1.00 1.02 0.98 0.94 0.92 0.90 02 5 5 07 5 100 0.88 0.96 I CC vs. CYCLE PERIOD CYCLE PERIOD (ns) NORMALIZED [...]

  • Page 9

    CY7C291A CY7C292A/CY7C293A 9 CY7C2 91AL -3 5PC P13 24-Lead (3 00-Mil) Molded D IP CY7C2 91AL -3 5WC W14 24-Lead (300-Mil ) Window ed CerDIP 90 CY7C291 A-35SC S13 24-Lead Molded SOIC Commerc ial CY7C291 A-35PC P13 24-Lead (300-Mil ) Molded DIP CY7C291 A-35WC W14 24-Lead (300-Mil ) Window ed CerDIP 120 CY7C291A-35D MB D14 24-Lea d (300-Mil) CerDIP Mi[...]

  • Page 10

    CY7C291A CY7C292A/CY7C293A 10 50 60 CY7C 291A L-5 0JC J64 28- Lead Plastic Lea ded Chip Carrier Commercial CY7C2 91AL -5 0PC P13 24-Lead (3 00-Mil) Molded D IP CY7C2 91AL -5 0WC W14 24-Lead (300-Mil ) Window ed CerDIP 90 CY7C291 A-50SC S13 24-Lead Molded SOIC Commerc ial CY7C291 A-50PC P13 24-Lead (300-Mil ) Molded DIP CY7C291 A-50WC W14 24-Lead (3[...]

  • Page 11

    CY7C291A CY7C292A/CY7C293A 11 30 120 CY7C293A-30D MB D14 24-Lea d (300-Mil ) CerDIP Milit ar y CY7C 293A-30LMB L6 4 28-Square Lead less Chip Carrier CY7C293 A-30QMB Q64 28-Pin Win dow ed Lead less Chip Carrier CY7C 293A-30WMB W14 24- Lead (300-M il) Window ed CerDIP 35 60 CY7C 293A L-3 5PC P13 24-Lea d (300-Mil ) Molded DIP Commerc ial CY7C2 93AL -[...]

  • Page 12

    CY7C291A CY7C292A/CY7C293A 12 MILIT AR Y SPECIFICA TIONS Gr oup A Subgro up T esting Documen t #: 38-00075 -G DC Characteristi cs Pa r a m e t e r Subgroups V OH 1, 2, 3 V OL 1, 2, 3 V IH 1, 2, 3 V IL 1, 2, 3 I IX 1, 2, 3 I OZ 1, 2, 3 I CC 1, 2, 3 I SB [10] 1, 2, 3 Switchi ng Characteristics Pa r a m e t e r Subgroups t AA 7, 8, 9, 10, 11 t ACS 1 [[...]

  • Page 13

    CY7C291A CY7C292A/CY7C293A 13 P ac k age Di agram s 24-L ead (600-Mi l) C erDI P D12 MIL-STD-183 5 D- 3 Config.A 28-Square Leadless Chip C arrier L64 MIL-STD-1835 C- 4 24-Lead (300-Mil) CerDIP D14 MIL-STD-1835 D- 9Config.A[...]

  • Page 14

    CY7C291A CY7C292A/CY7C293A 14 P ac k age Di agram s (Continued) 24-Lead (600-Mil) Molded DIP P11 24-L ead (30 0-Mil ) Mo lded D IP P13/P13A[...]

  • Page 15

    CY7C291A CY7C292A/CY7C293A © Cypress Semicon ductor Corporation, 1993. The in formation contained herei n is subject to chang e without notice. Cypre ss Semico nductor Corporation assumes no responsibility for the use of any ci rcuitry other than circ uitr y embo died in a Cypress S emiconductor p roduct. Nor does it conv ey or imply an y license [...]

  • Page 16

    CY7C291A CY7C292A/CY7C293A 16 P ac k age Di agram s (Continued) 24-L ead W indowe d Ce rpa ck T7 3 24-L ead (300 -Mil ) Wi ndowed CerDI P W14 MIL-STD-1835 D- 9 Config.A[...]