UPD44646183AF5-E25-FQ1 Renesas Electronics America, UPD44646183AF5-E25-FQ1 Datasheet - Page 13

• Manufacturer Part Number: UPD44646183AF5-E25-FQ1
• Description: SRAM DDRII 72MBIT 165-PBGA
• Manufacturer: Renesas Electronics America

Specifications of UPD44646183AF5-E25-FQ1

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous, DDR II+
• Memory Size: 72M (4M x 18)
• Speed: 400MHz
• 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

μ
PD44646092A-A, 44646182A-A, 44646362A-A, 44646093A-A, 44646183A-A, 44646363A-A
Bus Cycle State Diagram
LOAD NEW
ADDRESS
Count = 0
Load, Count = 2
Load, Count = 2
Write
Read
READ DOUBLE
WRITE DOUBLE
Count = Count + 2
Count = Count + 2
Load
NOP,
NOP,
Count = 2
Count = 2
NOP
NOP
Supply voltage provided
Power UP
Remarks 1. Bus cycle is terminated after burst count = 2.
2. State machine control timing sequence is controlled by K.
13
Preliminary Data Sheet M19960EJ1V0DS