UPD45128163-A75L ELPIDA [Elpida Memory], UPD45128163-A75L Datasheet - Page 59

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

UDQM
CLK
CKE
/CS
/RAS
/CAS
/WE
BA0
BA1
A10
ADD
LDQM
DQ
(Upper)
DQ
(lower)
Hi-Z
for Bank A
L
Hi-Z
Command
L
T0
H
Activate
RAa
RAa
T1
T2
Command
for Bank A
Read
CAa
T3
T4
QAa1 QAa2
QAa1 QAa2
T5
T6
Hi-Z at the end of wrap function
QAa3 QAa4
QAa3 QAa4
T7
T8
Write Latency = 0
T9
Command
for Bank A
Write
DAb1
DAb1
CAb
T10
DAb2
DAb2
0-Clock Latency
Word Masking
Word Masking
T11
T12
DAb4
DAb4
T13
Command
for Bank A
Read
CAc
T14
T15
QAc1
QAc1 QAc2
T16
QAc2
2-Clock Latency
T17
T18
QAc4
QAc4
T19
T20
T21