M52S128324A-7BG ELITE SEMICONDUCTOR, M52S128324A-7BG Datasheet - Page 19

• Manufacturer Part Number: M52S128324A-7BG
• Description: IC, SDRAM, 128MBIT, 143MHZ, FBGA-90
• Manufacturer: ELITE SEMICONDUCTOR

Specifications of M52S128324A-7BG

• Memory Type: DRAM - Sychronous
• Memory Configuration: 2M X 16
• Ic Interface Type: Parallel
• Memory Case Style: FBGA
• No. Of Pins: 90
• Operating Temperature Range: 0°C To +70°C
• Frequency: 133MHz
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Page Size: 128MB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ESMT
BASIC FEATURE AND FUNCTION DESCRIPTIONS
1. CLOCK Suspend
2. DQM Operation
Elite Semiconductor Memory Technology Inc.
I n t e r n a l
*Note : 1. CKE to CLK disable/enable = 1CLK.
D Q ( C L 3 )
D Q ( C L 2 )
I n t e r n a l
D Q ( C L 2 )
D Q ( C L 3 )
C L K
D Q ( C L 3 )
D Q ( C L 2 )
D Q M
C M D
C K E
3 ) D Q M w i t h c l c o k s u s p e n d e d ( F u l l P a g e R e a d )
C L K
C L K
C M D
C K E
C L K
C M D
D Q M
C L K
2. DQM masks data out Hi-Z after 2CLKs which should masked by CKE ”L”.
3. DQM masks both data-in and data-out.
1 ) C l o c k S u s p e n d e d D u r i n g W r i t e ( B L = 4 )
R D
1 ) W r i t e M a s k ( B L = 4 )
W R
D 0
D 0
W R
D 0
D 0
D 1
D 1
D Q M t o D a t a - i n M a s k = 0
D 1
D 1
Q0
N o t W r i t t e n
M a s k e d b y C K E
M a s k e d b y D Q M
D 2
D 2
H i - Z
H i - Z
D 3
D 3
D 3
D 3
* N o t e 2
Q2
Q1
H i - Z
H i - Z
2 ) C l o c k S u s p e n d e d D u r i n g R e a d ( B L = 4 )
2 ) R e a d M a s k ( B L = 4 )
R D
Q4
Q3
R D
H i - Z
H i - Z
Q 0
Q0
M a s k e d b y D Q M
H i - Z
H i - Z
Q1
Q0
Q6
Q5
Publication Date: Mar. 2008
Revision: 1.3
D Q M t o D a t a - o u t M a s k = 2
Q1
Q7
Q6
Q2
M52S128324A
Q1
Q 2
S u s p e n d e d D o u t
Q8
Q7
Q3
Q2
Q2
Q3
Q3
Q3
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