DLA SMD-5962-87576 REV A-1992 MICROCIRCUITS BIPOLAR BIDIRECTIONAL I O PORT MONOLITHIC SILICON《硅单块 双向输入输出口 双极微型电路》.pdf
《DLA SMD-5962-87576 REV A-1992 MICROCIRCUITS BIPOLAR BIDIRECTIONAL I O PORT MONOLITHIC SILICON《硅单块 双向输入输出口 双极微型电路》.pdf》由会员分享,可在线阅读,更多相关《DLA SMD-5962-87576 REV A-1992 MICROCIRCUITS BIPOLAR BIDIRECTIONAL I O PORT MONOLITHIC SILICON《硅单块 双向输入输出口 双极微型电路》.pdf(17页珍藏版)》请在麦多课文档分享上搜索。
1、 - - SND-5b2-8757b REV A 9999996 0127754 279 NOTICE OF REVISION (NOR) (See MIL-STD-480 for instructions) This revision described below has been authorized for the document listed. Form Approved OM6 NO. 0704-0188 mE (-1 92/ 12/ 09 Defense Electronics Supply Center Dayton, Ohio 45444-5277 1. ACTIVITY
2、AUTHORIZED TO APPROVE CHANGE FOR GOVERNMENT 4. CAGECOOE 5. WCWENT NO. 67268 5962-87576 SIGNATURE AND TITLE DATE (YYMMDD) Monica L. Poelkinq 6. TITLE OF DOCUMENT IIICROCIRCUITS, BIPOLAR. BIDIRECTIOWAL 1/0 WRT, tHlITHIC SILIMFI 12. ACTIVITY ACCCWLISHING REVISION DESC-ECC I -7 REVISION COMPLETED (Signa
3、ture) DATE (YYMMOD) Jeffery Tunstall 92/12/09 7. REVISIoI( LETTER 8. ECP NO. I No registered users when approved. 9. COWFIGURATION ITEH (OR Sum) TO WICH E APPLIES ALL LO. DESCRIPTIOW OF REVISION Sheet 1: Revisions ltr column: add “A“ Revisions description column; add “Changes in accordance with NOR
4、5962-R040-93“. Revisions date column: add “92-12-09“. Revision level block: add “A“. Revision status of sheet: for sheet 1 MCLK = High 31 YV data propagation delay ltpD4 I MCLK = WC = Ur = High; 31 - To to UD data clock delay ItpD5 1 wc = uf(: = High; -v = Stable - 3/ + MCLK to UD Output enable timi
5、ng: I I I I UD output enable c UOC to UD UIC = High - 3/ I I l l UD input recovery + UTC to UD %E2 lJU = Low - 31 I I II TV data master enable +mtofV TV data read enable cRCtofV TV data write recovery lQE5 i Kc = = LOW - 31 4 wc to Tv I I I Output disable timing: I l I I UD output disable .f OT to U
6、D 1 IT = High - 31 1 I I UD input override 4 C to (tDD2 I lJ = LOU - 3/ I I l I I I I 3/ 41 - IV data master disable (kD3 I wc = Rc = LOW - +TolE:toTV III 9,10,11 I I 451 ns III 1- I I 551 ns III 17 I I 551 ns III I11 I I 451 ns III III 1 I 551 ns III I I III Ill III I III III I I 451 ns I I 451 ns
7、I i I 451 i 45) ns I 1 451 ns I I 401 ns I I 451 ns III III III III III I I 401 ns III 1 1 401 ns III I I 401 ns III See footnotes at end of table. 5962-87576 MILITARY DRAWING DEFENSE ELECTRONICS SUPPLY CENTER REVISION LEVEL ir U S GOVERNMENT PRINTING OFFICE 1987-549Q96 DESC FORM 193A SEP 87 License
8、d by Information Handling ServicesSMD-59b2-7576 REV A 999999b OL277b0 572 TABLE I. Electrical performance characteristics - Continued. Test etup time: UD clock setup time UD to J. MCLK UD setup time UD to 4 UIC User input control setup time + UT(: to + MCLK TV data setup time TV to + MCLK TV master
9、enable setup time + TiE to + MCLK TV write control setup time 4 WC to + MCLK io1 d times : UD clock hold time J. MCLK to UD UD control hold time 4 UT(: to UD User input control hold time J. MCLK to 4 Tm: Tv data hold time J. MCLK to TV TV master enable hold time + MCLK to 4 Fi 1v write control hold
10、time f MCLK to + WC I Condi ti ons I Symbol I -55OC TC 5 +125OC 1Group A I I unless othrwise-specified subgroups I I I I 1 I tS2 I MCLK = High 31 I I -1 I 4.5 v vc 5.5 v I = l I t4 1 WC = T = High; RE = Low 31 I I I I 51 I I t5 I WC = UTC = High Y I I I I I I tH2 I MCLK = High Y I tH5 i FE = = High
11、31 I 9,10,11 I -1 I Limits I 1 Unit TliKZl II T II II 151 I ns li II 251 I ns 251 I ns 151 I ns 201 I ns II II II II II II 401 I ns II I II II II 201 1 ns loi i ns II II II II I I 51 I ns LO I I ns oi i ns II II 01 i ns II I The input current includes the three-state leakage current of the output dr
12、iver on the data lines 1 Only one output may be shorted at a time. 1 Test loading circuit and timing diagrams see figures 4 and 5. 1 These parameters are measured with a capacitive loading of 50 pf and represent the output driver turn-off time. / If edge of MCLK to avoid unintended writing into or s
13、election of the 1/0 port. is to be high (inactive), it must be setup before the rising edge and held after the fallin SIZE 5962-87576 STANDARDIZED MILITARY DRAWING A REVISION LEVEL SHEET 6 DEFENSE ELECTRONICS SUPPLY CENTER MlN. OHIO 45444 r I I I u s QOVERNYENT PRWTING ORCE mn7-5194 DESC FORM 193A S
14、EP a7 I . . Licensed by Information Handling Servicest SMD-59b2-8757b REV A m 999999b 0127761 409 m I UD5 3 I UD4 4 21 IV5 I I b MCLK I I I I l l I TOP VIEW Pin. iio. Ideticifier FLinctiJii I-d 9 10 Il 12 13 i.( 13 LU-3 24 Tiired-sLdie bidireccidndlser ddcd JJJ uus. UJJ corresporidz to IVJ. Uher iii
15、puc coiitrJI-dctiw luhi iiipuc tu enale datd inpuc froin UUO-U7. Mast= enaule-dctive lov input CO enasle tlie IV ULIS for ddtd input or ddtd oucput, UD-bus operation5 are unaffected. Ground Master cloc x-dc ti ve ni yii i npdt ( f roiil microcoiitrJiler/ dseJ to st-oe ddtd into data latches froin ti
16、t it aiid Ud buses. tledd coiiitri, I -dcLi-xeC FORM 193A SEP 87 Licensed by Information Handling Services _ SMD-5762-87576 REV A m 9999996 0327762 345 m - , Functional operat ion UD bus control The user data (UD) busnterf- is controlled by the UIC and UDC inputs. .Data input to the UD bus is synchr
17、onous with MCLK, that is, with UIC low, information is writ- ten into the data latches only when MCLK is high. Output drivers on the UD busare enabled when is low and UIC is high. Input/output control of UD Bus UIC a MCLK function.of UD bus , , H L X output L X H Input data L X L inactive H H X inac
18、tive X = dont care Bus logic level Data written into the I/D port from either bus will appear inverted when read from the other bus. Data written into either bus will not be inverted when read from the same bus. (Note. A logfc I 1“ to a high level on the UD bus even though the bus is inverted). The
19、device wakes up in the unselected state with all data bits latched at the “logic 1“ level (UD bus outputs high if enabled). in microcontroller software corresponds Input/output control of TV bus II II J FIGURE 2. Truth tables. TV bus control Input/output control of the bus is shown-above.Jhis bus is
20、 control- 13d by RC, WC, ME, and MCLK. The IV bus is enabled for output (micro- ontroller read operation) when FI, RC, and WC are all low. Data is written into thedata latches from the IV bus when ME is low and both WC and MCLK are high. To avoid datadnput conflicts, inputs fina the IV bus are inhib
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