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W9412G6JH
8.10.1
8.10.2
8.10.3
8.10.4
8.10.5
8.10.6
8.10.7
Burst Length field (A2 to A0) ...................................................................... 14
Addressing Mode Select (A3) .................................................................... 15
CAS Latency field (A6 to A4) ..................................................................... 16
DLL Reset bit (A8) ..................................................................................... 16
Mode Register/Extended Mode register change bits (BA0, BA1) .............. 16
Extended Mode Register field .................................................................... 16
Reserved field ............................................................................................ 16
9.
OPERATION MODE ................................................................................................................. 17
9.1
9.2
9.3
9.4
Simplified Truth Table ................................................................................................... 17
Function Truth Table ..................................................................................................... 18
Function Truth Table for CKE ....................................................................................... 21
Simplified Stated Diagram ............................................................................................ 22
10.
ELECTRICAL CHARACTERISTICS ......................................................................................... 23
10.1
10.2
10.3
10.4
10.5
10.6
10.7
Absolute Maximum Ratings .......................................................................................... 23
Recommended DC Operating Conditions .................................................................... 23
Capacitance .................................................................................................................. 24
Leakage and Output Buffer Characteristics .................................................................. 24
DC Characteristics ........................................................................................................ 25
AC Characteristics and Operating Condition ................................................................ 26
AC Test Conditions ....................................................................................................... 27
11.
SYSTEM CHARACTERISTICS FOR DDR SDRAM ................................................................. 30
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
Table 1: Input Slew Rate for DQ, DQS, and DM .......................................................... 30
Table 2: Input Setup & Hold Time Derating for Slew Rate ........................................... 30
Table 3: Input/Output Setup & Hold Time Derating for Slew Rate ............................... 30
Table 4: Input/Output Setup & Hold Derating for Rise/Fall Delta Slew Rate ................ 30
Table 5: Output Slew Rate Characteristics (X16 Devices only) ................................... 30
Table 6: Output Slew Rate Matching Ratio Characteristics ......................................... 31
Table 7: AC Overshoot/Undershoot Specification for Address and Control Pins ......... 31
Table 8: Overshoot/Undershoot Specification for Data, Strobe, and Mask Pins .......... 32
System Notes:............................................................................................................... 33
12.
TIMING WAVEFORMS ............................................................................................................. 35
12.1
12.2
12.3
12.4
12.5
12.6
12.7
Command Input Timing ................................................................................................ 35
Timing of the CLK Signals ............................................................................................ 35
Read Timing (Burst Length = 4) ................................................................................... 36
Write Timing (Burst Length = 4) .................................................................................... 37
DM, DATA MASK (W9412G6JH) ................................................................................. 38
Mode Register Set (MRS) Timing ................................................................................. 39
Extend Mode Register Set (EMRS) Timing .................................................................. 40
Publication Release Date: Jan. 14, 2014
-2-
Revision: A04
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