PDF: 09005aef80be1ee8/Source: 09005aef80be1f7f Micron Technology, Inc., reserves the right to change products or specifications without notice.
AsyncCellularRAM_2.fm - Rev. G 10/05 EN
25 ©2003 Micron Technology, Inc. All rights reserved.
64Mb: 4 Meg x 16 Async/Page CellularRAM 1.0 Memory
Timing Diagrams
Timing Diagrams
Figure 16: Power-Up Initialization Period
Figure 17: Load Configuration Register
Table 15: Power-Up Initialization Timing Requirements
Parameter Symbol
-70 -85
Units Min Max Min Max
Power-Up Initialization Period
t
PU
150 150 µs
Table 16: Load Configuration Register Timing Requirements
Symbol
-70 -85
Units Symbol
-70 -85
UnitsMin Max Min Max Min Max Min Max
t
AS
00ns
t
WC
70 85 ns
t
AW
70 85 ns
t
WP
40 40 ns
t
CDZZ
55ns
t
WR
00ns
t
CW
70 85 ns
t
ZZWE
1050010500ns
Device ready fo
r
normal operation
Vcc, VccQ = 1.7V
t
PU
Vcc (MIN)
ADDRESS
ZZ#
t
WC
t
AW
t
WR
t
AS
CE#
LB#/UB#
t
ZZWE
DON’T CARE
WE#
t
WP
t
CDZZ
OPCODE
t
CW
OE#
PDF: 09005aef80be1ee8/Source: 09005aef80be1f7f Micron Technology, Inc., reserves the right to change products or specifications without notice.
AsyncCellularRAM_2.fm - Rev. G 10/05 EN
26 ©2003 Micron Technology, Inc. All rights reserved.
64Mb: 4 Meg x 16 Async/Page CellularRAM 1.0 Memory
Timing Diagrams
Figure 18: Deep Power-Down – Entry/Exit
Table 17: Deep Power-Down Timing Parameters
Symbol
-70 -85
UnitsMin Max Min Max
t
CDZZ
55ns
t
R
150 150 µs
t
ZZ (MIN)
10 10 µs
ZZ#
CE#
t
ZZ (MIN)
DON’T CARE
t
CDZZ
t
R
Device ready for
normal operation
PDF: 09005aef80be1ee8/Source: 09005aef80be1f7f Micron Technology, Inc., reserves the right to change products or specifications without notice.
AsyncCellularRAM_2.fm - Rev. G 10/05 EN
27 ©2003 Micron Technology, Inc. All rights reserved.
64Mb: 4 Meg x 16 Async/Page CellularRAM 1.0 Memory
Timing Diagrams
Figure 19: Single READ Operation (WE# = VIH)
Table 18: READ Timing Parameters
Symbol
-70 -85
Units Symbol
-70 -85
UnitsMin Max Min Max Min Max Min Max
t
AA
70 85 ns
t
LZ
10 10 ns
t
BA
70 85 ns
t
OE
20 20 ns
t
BHZ
88ns
t
OHZ
88ns
t
BLZ
10 10 ns
t
OLZ
55ns
t
CO
70 85 ns
t
RC
70 85 ns
t
HZ
88ns
ADDRESS
OE#
t
RC
t
AA
DATA-OUT
CE#
LB#/UB#
t
OLZ
t
LZ
DON’T CARE UNDEFINED
High-Z
High-Z
Data Valid
t
OHZ
t
BA
t
BHZ
t
HZ
t
BLZ
t
CO
t
OE
ADDRESS VALID

MT45W4MW16PBA-70 WT TR

Mfr. #:
Manufacturer:
Micron
Description:
IC PSRAM 64M PARALLEL 48VFBGA
Lifecycle:
New from this manufacturer.
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