UPD45128163-A75L ELPIDA [Elpida Memory], UPD45128163-A75L Datasheet - Page 60

• Manufacturer Part Number: UPD45128163-A75L
• Description: 128M-bit Synchronous DRAM 4-bank, LVTTL
• Manufacturer: ELPIDA [Elpida Memory]

CLK
CKE
/CS
/RAS
/CAS
/WE
BA0
BA1
A10
ADD
LDQM
UDQM
DQ
(lower)
DQ
(upper)
Hi-Z
Hi-Z
L
L
T0
H
for Bank A
Command
Activate
RAa
RAa
T1
T2
T3
for Bank A
Command
Read
CAa
T4
T5
T6
QAa1 QAa2
QAa1 QAa2
T7
T8
Hi-Z at the end of wrap function
QAa3 QAa4
QAa3 QAa4
T9
T10
Write Latency = 0
T11
Command
for Bank A
Write
DAb1
DAb1
CAb
T12
DAb2
DAb2
0-Clock Latency
Word Masking
T13
T14
DAb4
DAb4
T15
Command
for Bank A
Read
CAc
T16
T17
T18
QAc1
QAc1
T19
QAc2
QAc2
2-Clock Latency
T20
T21