IS43R16800A-6T ISSI [Integrated Silicon Solution, Inc], IS43R16800A-6T Datasheet - Page 9

• Manufacturer Part Number: IS43R16800A-6T
• Description: 8Meg x 16 128-MBIT DDR SDRAM
• Manufacturer: ISSI [Integrated Silicon Solution, Inc]

IS43R16800A-6
AC TEST CONDITIONS
AC TEST CONDITIONS
OPERATING FREQUENCY / LATENCY RELATIONSHIPS (t
Integrated Silicon Solution, Inc. — 1-800-379-4774
Rev. 00A
04/04/06
Output Load
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
WRD
RWD
WCD
DMD
MRD
WPD
RPD
BSTW
BSTZ
HZP
WR
SNR
SRD
PDEN
PDEX
Parameter
Input High Voltage
Input Low Voltage
Input Signal Slew Rate
Input Timing Reference Level
Termination Voltage
Input Differential Voltage (CK and CK)
Input Differential Crossing Voltage
DQ
PARAMETER
Write to Pre-charge command delay (same bank)
Read to Pre-charge command delay (same bank)
Write to Read command delay (to input all data)
Burst Stop command to Write command delay
Burst Stop command to DQ High-Z
Read command to Write command delay (to output all data)
Pre-charge command to High-Z
Write command to data in latency
Write Recovery
DM to Data-In latency
Mode Register Set command cycle time
Self Refresh Exit to non-read command
Self Refresh Exit to Read command
Power Down Entry
Power Down Exit to command input
V
R
TT
C
T
L
= 50 Ω
= 30 pF
Symbol
V
V
V
V
SLEW
IH
ID
IX
IL
V
V
REF
(AC)
(AC)
(AC)
(AC)
TT
CK
= 6ns, CL = 2.5)
V
V
REF
REF
V
Value
V
V
0.62
DDQ
REF
REF
+ 0.31
1
- 0.31
/2
4 + BL/2
2 + BL/2
3 + BL/2
BL/2
200
2.5
2.5
12
3
1
3
0
2
1
1
V/ns
Unit
V
V
V
V
V
V
UNITS
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
Cycle
ISSI
®
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