IS43R16800A-6T ISSI [Integrated Silicon Solution, Inc], IS43R16800A-6T Datasheet - Page 2

• Manufacturer Part Number: IS43R16800A-6T
• Description: 8Meg x 16 128-MBIT DDR SDRAM
• Manufacturer: ISSI [Integrated Silicon Solution, Inc]

IS43R16800A-6
FUNCTIONAL BLOCK DIAGRAM (
2
CKE
RAS
CAS
A11
BA0
BA1
A10
WE
CK
CK
CS
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
GENERATOR
COMMAND
REGISTER
DECODER
14
14
CLOCK
MODE
&
ADDRESS
LATCH
ROW
9
ADDRESS BUFFER
BURST COUNTER
ADDRESS LATCH
COLUMN
COLUMN
12
X
16)
12
CONTROLLER
COUNTER
REFRESH
REFRESH
CONTROLLER
REFRESH
ADDRESS
BUFFER
SELF
ROW
12
2
Integrated Silicon Solution, Inc. — 1-800-379-4774
BANK CONTROL LOGIC
12
9
4096
16
16
4096
4096
4096
DATA OUT
BUFFER
BUFFER
DATA IN
(x16)
512
COLUMN DECODER
SENSE AMP I/O GATE
MEMORY CELL
BANK 0
16
16
ARRAY
2
2
LDM, UDM
I/O 0-15
UDQS, LDQS
ISSI
V
V
DD
ss
/V
/V
ss
DDQ
Q
Rev. 00A
04/04/06
®