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| MT40A1G4RH-083E Datasheet, PDF (70/365 Pages) Micron Technology – 4Gb: x4, x8, x16 DDR4 SDRAM | |||
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4Gb: x4, x8, x16 DDR4 SDRAM
DLL-Off Mode
Figure 16: DLL-Off Mode Read Timing Operation
CK_c
CK_t
Command
Address
DQS_t, DQS_c
(DLL-on)
DQS_c
(DLL-on)
T0 ( ( T1
T6
T7
T8
T9
T10
T11
T12
T13
T14
))
((
))
((
))
((
))
RD
((
))
DES
DES
DES
DES
DES
DES
DES
DES
DES
DES
((
))
((
))
ARD
((
))
((
))
((
))
RL (DLL-on) = AL + CL = 10
CL = 10, AL = 0
tDQSCK (MIN)
tDQSCK (MAX)
((
))
DIN DIN DIN DIN DIN DIN DIN DIN
b b+1 b+2 b+3 b+4 b+5 b+6 b+7
DQS_t, DQS_c
(DLL-off)
RL (DLL-off) = AL + (CL - 1) = 9
CL = 10, AL = 0
((
))
tDQSCK (DLL-off) MIN
DQS_c
(DLL-off)
((
))
DQS_t, DQS_c
((
(DLL-off)
))
DIN DIN DIN DIN DIN DIN DIN DIN
b b+1 b+2 b+3 b+4 b+5 b+6 b+7
tDQSCK (DLL-off) MAX
DQS_c
((
(DLL-off)
))
DIN DIN DIN DIN DIN DIN DIN DIN
b b+1 b+2 b+3 b+4 b+5 b+6 b+7
Transitioning data
Donât Care
09005aef84af6dd0
4gb_ddr4_dram.pdf - Rev. G 1/17 EN
70
Micron Technology, Inc. reserves the right to change products or specifications without notice.
 2014 Micron Technology, Inc. All rights reserved.
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