mt45w4mw16b Micron Semiconductor Products, mt45w4mw16b Datasheet - Page 4

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mt45w4mw16b

Manufacturer Part Number
mt45w4mw16b
Description
Async/page/burst Cellularramtm 1.0 Memory
Manufacturer
Micron Semiconductor Products
Datasheet

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PDF: 09005aef80be1fbd/Source: 09005aef80be2036
Burst CellularRAMLOT.fm - Rev. G 10/05 EN
VFBGA Ball Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Bus Operations – Asynchronous Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Bus Operations – Burst Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Sequence and Burst Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Latency Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
64Mb Address Patterns for PAR (RCR[4] = 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Electrical Characteristics and Operating Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Maximum Standby Currents for Applying PAR and TCR Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Maximum Standby Currents for Applying PAR and TCR Settings – Low-Power (L) . . . . . . . . . . . . . .30
Deep Power-Down Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Output Load Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
Asynchronous READ Cycle Timing Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Burst READ Cycle Timing Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Asynchronous WRITE Cycle Timing Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Burst WRITE Cycle Timing Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Initialization Timing Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .37
Asynchronous READ Timing Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
Asynchronous READ Timing Parameters Using ADV#. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Asynchronous READ Timing Parameters – Page Mode Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
Burst READ Timing Parameters – Single Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Burst READ Timing Parameters – 4-Word Burst . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Burst READ Timing Parameters – 4-Word Burst with LB#/UB#. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Burst READ Timing Parameters – Burst Suspend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Burst READ Timing Parameters – BCR[8] = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .45
Asynchronous WRITE Timing Parameters – CE#-Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .46
Asynchronous WRITE Timing Parameters – LB#/UB#-Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . .47
Asynchronous WRITE Timing Parameters – WE#-Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Asynchronous WRITE Timing Parameters Using ADV#. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
Burst WRITE Timing Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Burst WRITE Timing Parameters – BCR[8] = 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
WRITE Timing Parameters – Burst WRITE Followed by Burst READ . . . . . . . . . . . . . . . . . . . . . . . . . . .52
READ Timing Parameters – Burst WRITE Followed by Burst READ . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
WRITE Timing Parameters – Async WRITE Followed by Burst READ. . . . . . . . . . . . . . . . . . . . . . . . . . .53
READ Timing Parameters – Async WRITE Followed by Burst READ. . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Asynchronous WRITE Timing Parameters – ADV# LOW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Burst READ Timing Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Burst READ Timing Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Asynchronous WRITE Timing Parameters – WE#-Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .55
Burst READ Timing Parameters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Asynchronous WRITE Timing Parameters Using ADV#. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
WRITE Timing Parameters – ADV# LOW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
READ Timing Parameters – ADV# LOW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .57
WRITE Timing Parameters – Async WRITE Followed by Async READ . . . . . . . . . . . . . . . . . . . . . . . . . .58
READ Timing Parameters – Async WRITE Followed by Async READ . . . . . . . . . . . . . . . . . . . . . . . . . . .58
64Mb: 4 Meg x 16 Async/Page/Burst CellularRAM 1.0 Memory
4
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2003 Micron Technology, Inc. All rights reserved.
List of Tables

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