upd44645182af5-fq1-a Renesas Electronics Corporation., upd44645182af5-fq1-a Datasheet - Page 17

• Manufacturer Part Number: upd44645182af5-fq1-a
• Description: 72m-bit Qdrtm Ii Sram 2-word Burst Operation
• Manufacturer: Renesas Electronics Corporation.

Read and Write Cycle
Clock
Average Clock cycle time (K, K#, C, C#)
Clock phase jitter (K, K#, C, C#)
Clock HIGH time (K, K#, C, C#)
Clock LOW time (K, K#, C, C#)
Clock HIGH to Clock# HIGH
(K → K#, C → C#)
Clock# HIGH to Clock HIGH
(K# → K, C# → C)
Clock to data clock
(K → C, K# → C#)
DLL/PLL lock time (K, C)
K static to DLL/PLL reset
Output Times
CQ HIGH to CQ# HIGH (CQ → CQ#)
CQ# HIGH to CQ HIGH (CQ# → CQ)
C, C# HIGH to output valid
C, C# HIGH to output hold
C, C# HIGH to echo clock valid
C, C# HIGH to echo clock hold
CQ, CQ# HIGH to output valid
CQ, CQ# HIGH to output hold
C HIGH to output High-Z
C HIGH to output Low-Z
Setup Times
Address valid to K rising edge
Control inputs (R#, W#) valid to K rising edge
Data inputs and write data select
inputs (BWx#) valid to K, K# rising edge
Hold Times
K rising edge to address hold
K rising edge to control inputs (R#, W#) hold
K, K# rising edge to data inputs and
write data select inputs (BWx#) hold
Parameter
Preliminary Data Sheet M19958EJ1V0DS
TCQHCQ#H
TCQ#HCQH
TKC reset
TCHCQV
TCHCQX
TCQHQV
TCQHQX
TKC lock
TCHQX1
TKHK#H
TK#HKH
TKC var
TKHKH
TKHCH
TCHQV
TCHQX
TCHQZ
TDVKH
TKHDX
Symbol
TKHKL
TKLKH
TAVKH
TKHAX
TIVKH
TKHIX
μ
PD44645092A-A, 44645182A-A, 44645362A-A
−0.45
−0.45
−0.27
−0.45
MIN.
1.32
1.32
1.49
1.49
1.24
1.24
3.3
0.3
0.3
0.3
0.3
0.3
0.3
(300 MHz)
20
30
0
-E33
MAX.
1.45
0.45
0.45
0.27
0.45
0.2
8.4
−0.45
−0.45
−0.45
MIN.
1.55
1.55
−0.3
0.35
0.35
0.35
0.35
0.35
0.35
(250 MHz)
4.0
1.6
1.6
1.8
1.8
20
30
0
-E40
MAX.
0.45
0.45
0.45
8.4
0.2
1.8
0.3
−0.45
−0.45
−0.35
−0.45
MIN.
1.95
1.95
(200 MHz)
5.0
2.0
2.0
2.2
2.2
0.4
0.4
0.4
0.4
0.4
0.4
20
30
0
-E50
MAX.
0.45
0.45
0.35
0.45
8.4
0.2
2.3
Unit
ns
ns
ns
ns
ns
ns
ns
μ
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
Note
1
2
3
4
5
5
6
6
7
7
7
7
7
7
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