UPD44164362AF5-E33-EQ2 Renesas Electronics America, UPD44164362AF5-E33-EQ2 Datasheet - Page 12

• Manufacturer Part Number: UPD44164362AF5-E33-EQ2
• Description: SRAM DDRII 18MBIT CIO 165-PBGA
• Manufacturer: Renesas Electronics America

Specifications of UPD44164362AF5-E33-EQ2

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous, DDR II
• Memory Size: 18M (512K x 36)
• Speed: 300MHz
• 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

2. Clock starts before V
(a)
(b)
12
The clock is supplied from a clock generator.
V
V
DD
DD
/V
/V
DLL#
DLL#
Clock
Clock
DD
DD
Q
Q
Clock Start
Clock Start
DD
(level, frequency)
(level, frequency)
Unstable Clock
μ
Unstable Clock
/V
PD44164082A-A, 44164092A-A, 44164182A-A, 44164362A-A
HIGH or LOW
DD
Q stable
V
Data Sheet M19866EJ1V0DS
30 ns. (MIN.)
DD
Clock Stop
/V
DD
V
Q Stable (< ±0.1 V DC per 50 ns)
DD
Clock keep running
/V
Fix HIGH (or tied to V
DD
30 ns (MIN.)
DLL# LOW
Q Stable (< ±0.1 V DC per 50 ns)
DD
1,024 cycles or more
Q)
Stable Clock
Switched to HIGH after Clock is stable.
1,024 cycles or more
Stable Clock
Normal Operation Start
Normal
Operation
Start