UPD45128163-E datasheet(28/86 Pages) ELPIDA

Part #	UPD45128163-E

Description	128M-bit Synchronous DRAM 4-bank, LVTTL

Download	86 Pages

Scroll/Zoom	100%

Manufacturer	ELPIDA [Elpida Memory]

Direct Link	http://www.elpida.com/en

Logo

28 / 86 page

Data Sheet E0728N10 (Ver. 1.0)

28

µPD45128163-E

11.4 Read to Write Command Interval

During a read cycle, READ can be interrupted by WRITE.

The Read and Write command interval is 1 cycle minimum. There is a restriction to avoid data conflict. The Data

bus must be Hi-Z using DQM before WRITE.

D1

D2

D3

D4

READ

DQ

Command

CLK

T0

T2

T1

T3

T4

T5

T6

T7

T8

Burst length = 4

WRITE

DQM

Hi-Z

1cycle

READ can be interrupted by WRITE. DQM must be High at least 3 clocks prior to the Write command.

CLK

T0

T2

T1

T3

T4

T5

T6

T7

T8

Burst length = 8

T9

Q1

Q2

Q3

READ

DQ

Command

D1

D2

D3

WRITE

DQM

Hi-Z is

necessary

Q1

Q2

READ

DQ

Command

D1

D2

D3

WRITE

DQM

Hi-Z is

necessary

/CAS latency = 2

/CAS latency = 3

Similar Part No. - UPD45128163-E

Manufacturer	Part #	Datasheet	Description
Elpida Memory	UPD45128163-A75L	821Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL
	UPD45128163-I	785Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	UPD45128163-I-E	962Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	UPD45128163-T	774Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)

More results

Similar Description - UPD45128163-E

Manufacturer	Part #	Datasheet	Description
NEC	UPD45128441	1Mb / 92P	128M-bit Synchronous DRAM 4-bank, LVTTL
Elpida Memory	UPD45128163-A75L	821Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL
	PD45128441-T	713Kb / 89P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	UPD45128163-I	785Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	UPD45128163-T	774Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	PD45128441-I	710Kb / 89P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	PD45128163-SU	701Kb / 87P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
	UPD45128163-I-E	962Kb / 86P	128M-bit Synchronous DRAM 4-bank, LVTTL WTR (Wide Temperature Range)
NEC	UPD4564323	1Mb / 84P	64M-bit Synchronous DRAM 4-bank, LVTTL
Elpida Memory	UPD4564163	919Kb / 85P	64M-bit Synchronous DRAM 4-bank, LVTTL

More results

UPD45128163-E Datasheet(PDF) 28 Page - Elpida Memory

UPD45128163-E Datasheet(HTML) 28 Page - Elpida Memory

Similar Part No. - UPD45128163-E

Similar Description - UPD45128163-E

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86

Datasheet Download

Link URL