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EMC326SP16AJP-45L Datasheet(PDF) 4 Page - Emerging Memory & Logic Solutions Inc |
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EMC326SP16AJP-45L Datasheet(HTML) 4 Page - Emerging Memory & Logic Solutions Inc |
4 / 64 page EMC326SP16AJ 2Mx16 CellularRAM 4 Preliminary List of Figures Figure 1: Functional Block Diagram - 2 meg x 16 ............................................................................................................... 6 Figure 2: Power-Up Initialization Timing ............................................................................................................................. 9 Figure 3: READ Operation (ADV# LOW) ............................................................................................................................ 10 Figure 4: WRITE Operation (ADV# LOW) ........................................................................................................................... 11 Figure 5: Page Mode READ Operation (ADV# LOW) ......................................................................................................... 11 Figure 6: Burst Mode READ (4-word burst)......................................................................................................................... 12 Figure 7: Burst Mode WRITE (4-word burst)........................................................................................................................ 13 Figure 8: Refresh Collision During Variable-Latency READ Operation ............................................................................... 14 Figure 9: Wired or WAIT Configuration ............................................................................................................................. 15 Figure 10: Configuration Register WRITE, Asynchronous Mode, Followed by READ ARRAY Operation ............................ 17 Figure 11: Configuration Register WRITE, Synchronous Mode, Followed by READ ARRAY Operation .............................. 18 Figure 12: Register READ, Asynchronous Mode, Followed by READ ARRAY Operation .................................................... 19 Figure 13: Register READ, Synchronous Mode, Followed by READ ARRAY Operation ...................................................... 20 Figure 14: Load Configuration Register ................................................................................................................................ 21 Figure 15: Read Configuration Register ............................................................................................................................... 21 Figure 16: Bus Configuration Register Definition .................................................................................................................. 22 Figure 17: WAIT Configuration During Burst Operation ........................................................................................................ 24 Figure 18: Latency Counter (Variable Initial Latency, No Refresh Collision) ......................................................................... 25 Figure 19: Latency Counter (Fixed Latency) ........................................................................................................................ 26 Figure 20: Refresh Configuration Register Mapping ............................................................................................................. 27 Figure 21: AC Input/Output Reference Waveform ................................................................................................................ 30 Figure 22: AC Output Load Circuit ........................................................................................................................................ 30 Figure 23: Initialization Period .............................................................................................................................................. 35 Figure 24: DPD Entry and Exit Timing Parameters ............................................................................................................... 35 Figure 25: Asynchronous READ ........................................................................................................................................... 36 Figure 26: Asynchronous READ Using ADV# ....................................................................................................................... 37 Figure 27: PAGE MODE READ ........................................................................................................................................... 38 Figure 28: Single-Access Burst READ Operation - Variable Latency .................................................................................... 39 Figure 29: 4-Word Burst READ Operation - Variable Latency ............................................................................................... 40 Figure 30: Single-Access Burst READ Operation - Fixed Latency ........................................................................................ 41 Figure 31: 4-Word Burst READ Operation - Fixed Latency ................................................................................................... 42 Figure 32: READ Burst Suspend .......................................................................................................................................... 43 Figure 33: Burst READ at End-of-Row (Wrap off) ................................................................................................ 44 Figure 34: Burst READ Row Boundary Crossing .................................................................................................................. 45 Figure 35: CE# - Controlled Asychronous WRITE ................................................................................................................ 46 Figure 36: LB#/UB# - Controlled Asychronous WRITE ......................................................................................................... 47 Figure 37: WE# - Controlled Asychronous WRITE ............................................................................................................... 48 Figure 38: Asynchronous WRITE Using ADV# ..................................................................................................................... 49 Figure 39: Burst WRITE Operation - Variable Latency Mode ................................................................................................ 50 Figure 40: Burst WRITE Operation - Fixed Latency Mode .................................................................................................... 51 Figure 41: Burst WRITE at End-of-Row (Wrap off) ............................................................................................................... 52 Figure 42: Burst WRITE Row Boundary Crossing ................................................................................................................ 53 Figure 43: Burst WRITE Followed by Burst READ ................................................................................................................ 54 Figure 44: Burst READ Interrupted by Burst READ or WRITE .............................................................................................. 55 Figure 45: Burst WRITE Interrupted by Burst WRITE or READ - Variable Latency Mode ..................................................... 56 Figure 46: Burst WRITE Interrupted by Burst WRITE or READ - Fixed Latency Mode ......................................................... 57 Figure 47: Asynchronous WRITE Followed by Burst READ ................................................................................................. 58 Figure 48: Asynchronous WRITE (ADV# LOW) Followed by Burst READ ........................................................................... 59 Figure 49: Burst READ Followed by Asynchronous WRITE (WE# - Controlled) ................................................................... 60 Figure 50: Burst READ Followed by Asynchronous WRITE Using ADV# ............................................................................. 61 Figure 51: Asynchronous WRITE Followed by Asynchronous READ - ADV# LOW ............................................................. 62 Figure 52: Asynchronous WRITE Followed by Asynchronous READ ................................................................................... 63 |
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