M58LT256JSB8ZA6 STMICROELECTRONICS [STMicroelectronics], M58LT256JSB8ZA6 Datasheet - Page 66

• Manufacturer Part Number: M58LT256JSB8ZA6
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

DC and ac parameters
66/106
Table 25.
1. Sampled only, not 100% tested.
2. t
Register command. System designers should take this into account and may insert a software No-Op
instruction to delay the first read in the same bank after issuing any command and to delay the first read to
any address after issuing a Set Configuration Register command. If the first read after the command is a
Read Array operation in a different bank and no changes to the Configuration Register have been issued,
t
WHEL
WHEL
Symbol
t
WHEL
t
t
t
t
t
t
t
t
t
t
t
t
VPHEH
t
t
t
t
t
EHVPL
QVVPL
t
t
t
EHWH
EHDX
has this value when reading in the targeted bank or when reading following a Set Configuration
is 0 ns.
AVEH
DVEH
EHAX
EHGL
ELQV
GHEL
WLEL
AVLH
EHEL
ELKV
ELEH
ELLH
LHAX
AVAV
LLLH
(2)
Write ac characteristics, Chip Enable controlled
t
t
t
t
t
Alt
t
t
CPH
t
t
VPS
WC
DS
AH
DH
CH
CP
CS
Address Valid to Next Address Valid
Address Valid to Chip Enable High
Address Valid to Latch Enable High
Data Valid to Chip Enable High
Chip Enable High to Address Transition
Chip Enable High to Input Transition
Chip Enable High to Chip Enable Low
Chip Enable High to Output Enable Low
Chip Enable High to Write Enable High
Chip Enable Low to Clock Valid
Chip Enable Low to Chip Enable High
Chip Enable Low to Latch Enable High
Chip Enable Low to Output Valid
Output Enable High to Chip Enable Low
Latch Enable High to Address Transition
Latch Enable Pulse Width
Write Enable High to Chip Enable Low
Write Enable Low to Chip Enable Low
Chip Enable High to V
Output (Status Register) Valid to V
V
PP
High to Chip Enable High
Parameter
PP
Low
PP
Low
M58LT256JST, M58LT256JSB
(1)
M58LT256JST/B
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
Min
85
200
200
85
50
10
50
25
50
10
85
17
10
25
0
0
0
0
9
9
0
0
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns