W9412G6IH-5 Winbond Electronics, W9412G6IH-5 Datasheet - Page 48

• Manufacturer Part Number: W9412G6IH-5
• Description: IC DDR-400 SDRAM 128MB 66TSSOPII
• Manufacturer: Winbond Electronics

Specifications of W9412G6IH-5

• Format - Memory: RAM
• Memory Type: DDR SDRAM
• Memory Size: 128M (8Mx16)
• Speed: 250MHz
• Interface: Parallel
• Voltage - Supply: 2.3 V ~ 2.7 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 66-TSOPII
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

11.19 2 Bank Interleave Read Operation (CL = 2, BL = 2)
11.20 2 Bank Interleave Read Operation (CL = 2, BL = 4)
CMD
DQS
CLK
CLK
DQ
CMD
DQS
CLK
CLK
DQ
ACTa/b
READAa/b : Read with Auto Pre.CMD of bank a/b
APa/b
ACTa
ACTa/b
READAa/b : Read with Auto Pre.CMD of bank a/b
APa/b
ACTa
: Auto Pre. of bank a/b
: Bank Act. CMD of bank a/b
t
RRD
: Auto Pre. of bank a/b
: Bank Act. CMD of bank a/b
tRRD
tRCD(a)
t
RCD(a)
ACTb
ACTb
t
RAS(a)
tRAS(a)
READAa
tRC(a)
tRC(a)
tRCD(b)
READAa
t
RCD(b)
CL(a)
- 48 -
t
Preamble
RAS(b)
tRAS(b)
READAb
CL(a)
APa
APa
Preamble
Q0a Q1a
t
tRC(b)
RC(b)
READAb
t
tRP(a)
RP(a)
CL(b)
Publication Release Date: Sep. 16, 2009
Q0a Q1a
Q2a Q3a
Postamble
ACTa
CL(b)
ACTa
APb
APb
Q0b Q1b
Preamble
tRP(b)
t
t
W9412G6IH
RP(b)
tRRD
RRD
Q2b Q3b
Q0b Q1b
Postamble
Postamble
ACTb
ACTb
Revision A06