k7r321882c Samsung Semiconductor, Inc., k7r321882c Datasheet - Page 16

• Manufacturer Part Number: k7r321882c
• Description: 1mx36-bit, 2mx18-bit, 4mx9-bit Qdrtm Ii B2 Sram
• Manufacturer: Samsung Semiconductor, Inc.

K7R323682C
K7R320982C
K7R321882C
TIMING WAVE FORMS OF READ, WRITE AND NOP
K
K
SA
W
R
D (Data In)
Q (Data Out)
C
C
CQ
CQ
Note: 1. If address A1=A2, data Q1-1=D2-1, data Q1-2=D2-2.
2.BWx (NWx) assumed active.
Write data is forwarded immediately as read results.
D2-1
A1
READ
D2-2
A2
WRITE
D4-1
A3
READ
D4-2
A4
1Mx36 & 2Mx18 & 4Mx9 QDR
WRITE
D6-1
A5
Q1-1
READ
- 16 -
D6-2
A6
Q1-2
WRITE
D7-1
Q3-1
NOP
D7-2
A7
Q3-2
WRITE
Rev. 1.1 August 2006
Q5-1
NOP
Don
TM
′
t Care
II b2 SRAM
Q5-2
Undefined