UPD44646363AF5-E22-FQ1-A Renesas Electronics America, UPD44646363AF5-E22-FQ1-A Datasheet - Page 12

• Manufacturer Part Number: UPD44646363AF5-E22-FQ1-A
• Description: SRAM DDRII 72MBIT 165-PBGA
• Manufacturer: Renesas Electronics America

Specifications of UPD44646363AF5-E22-FQ1-A

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous, DDR II+
• Memory Size: 72M (2M x 36)
• Speed: 450MHz
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Byte Write Operation
[
Remarks 1. H : HIGH, L : LOW, → : rising edge.
[
Remarks 1. H : HIGH, L : LOW, → : rising edge.
[
Remarks 1. H : HIGH, L : LOW, → : rising edge.
12
μ
μ
μ
Write DQ0 to DQ8
Write nothing
Write DQ0 to DQ17
Write DQ0 to DQ8
Write DQ9 to DQ17
Write nothing
Write DQ0 to DQ35
Write DQ0 to DQ8
Write DQ9 to DQ17
Write DQ18 to DQ26
Write DQ27 to DQ35
Write nothing
PD44646092A-A], [
PD44646182A-A], [
PD44646362A-A], [
Operation
Operation
Operation
2. Assumes a WRITE cycle was initiated. BW0# can be altered for any portion of the BURST WRITE
2. Assumes a WRITE cycle was initiated. BW0# and BW1# can be altered for any portion of the BURST
2. Assumes a WRITE cycle was initiated. BW0# to BW3# can be altered for any portion of the BURST
operation provided that the setup and hold requirements are satisfied.
WRITE operation provided that the setup and hold requirements are satisfied.
WRITE operation provided that the setup and hold requirements are satisfied.
μ
PD44646092A-A, 44646182A-A, 44646362A-A, 44646093A-A, 44646183A-A, 44646363A-A
μ
μ
μ
PD44646093A-A]
PD44646183A-A]
PD44646363A-A]
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
K
K
K
–
–
–
–
–
–
–
–
–
–
–
–
Preliminary Data Sheet M19960EJ1V0DS
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
L → H
K#
K#
K#
–
–
–
–
–
–
–
–
–
–
–
–
BW0#
BW0#
BW0#
0
0
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
1
1
1
BW1#
BW1#
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
1
1
1
BW2#
0
0
1
1
1
1
0
0
1
1
1
1
BW3#
0
0
1
1
1
1
1
1
0
0
1
1