參數(shù)資料
型號(hào): S29GL01GP12TAI020
廠商: SPANSION LLC
元件分類: PROM
英文描述: 3.0 Volt-only Page Mode Flash Memory featuring 90 nm MirrorBit Process Technology
中文描述: 1G X 1 FLASH 3V PROM, 120 ns, PDSO56
封裝: 20 X 14 MM, MO-142EC, TSOP-56
文件頁(yè)數(shù): 37/71頁(yè)
文件大?。?/td> 990K
代理商: S29GL01GP12TAI020
November21,2006 S29GL-P_00_A3
S29GL-P MirrorBit
TM
Flash Family
35
D a t a
S h e e t
( A d v a n c e
I n f o r m a t i o n )
Notes
1. DQ5 switches to
1
when an Embedded Program, Embedded Erase, or Write-to-Buffer operation has exceeded the maximum timing limits.
Refer to the section on DQ5 for more information.
2. DQ7 and DQ2 require a valid address when reading status information. Refer to the appropriate subsection for further details.
3. The Data# Polling algorithm should be used to monitor the last loaded write-buffer address location.
4. DQ1 switches to 1 when the device has aborted the write-to-buffer operation
7.9
Writing Commands/Command Sequences
During a write operation, the system must drive CE# and WE# to V
IL
and OE# to V
IH
when providing an
address, command, and data. Addresses are latched on the last falling edge of WE# or CE#, while data is
latched on the 1st rising edge of WE# or CE#. An erase operation can erase one sector, multiple sectors, or
the entire device.
Table 6.2
Table 6.3
indicate the address space that each sector occupies. The device
address space is divided into uniform 64KW/128KB sectors. A sector address is the set of address bits
required to uniquely select a sector. I
CC2
in “DC Characteristics” represents the active current specification for
the write mode. “AC Characteristics” contains timing specification tables and timing diagrams for write
operations.
7.9.1
RY/BY#
This feature allows the host system to detect when data is ready to be read by simply monitoring the RY/BY#
pin, which is a dedicated output and controlled by CE#.
The device address space is divided into uniform 64KW/128KB sectors. A sector address is the set of
address bits required to uniquely select a sector.
7.9.2
Hardware Reset
The RESET# input provides a hardware method of resetting the device to reading array data. When RESET#
is driven low for at least a period of t
RP
, the device immediately terminates any operation in progress, tristates
all outputs, resets the configuration register, and ignores all read/write commands for the duration of the
RESET# pulse. The device also resets the internal state machine to reading array data.
To ensure data integrity the operation that was interrupted should be reinitiated once the device is ready to
accept another command sequence.
When RESET# is held at V
SS
, the device draws V
CC
reset current (I
CC5
). If RESET# is held at V
IL
, but not at
V
SS
, the standby current is greater. RESET# may be tied to the system reset circuitry which enables the
system to read the boot-up firmware from the Flash memory upon a system reset. See
Figure 11.7
on page 53
and
Figure 11.8 on page 54
for timing diagrams.
Table 7.17
Write Operation Status
Status
DQ7
(Note 2)
DQ6
DQ5
(Note 1)
DQ3
DQ2
(Note 2)
DQ1
RY/
BY#
Standard
Mode
Embedded Program Algorithm
DQ7#
Toggle
0
N/A
No toggle
0
0
Embedded Erase Algorithm
0
Toggle
0
1
Toggle
N/A
0
Program
Suspend
Mode
Program-
Suspend
Read
Program-Suspended
Sector
Invalid (not allowed)
1
Non-Program
Suspended Sector
Data
1
Erase
Suspend
Mode
Erase-
Suspend
Read
Erase-Suspended
Sector
1
No toggle
0
N/A
Toggle
N/A
1
Non-Erase
Suspended Sector
Data
1
Erase-Suspend-Program
(Embedded Program)
DQ7#
Toggle
0
N/A
N/A
N/A
0
Write-to-
Buffer
Busy
(Note 3)
DQ7#
Toggle
0
N/A
N/A
0
0
Abort
(Note 4)
DQ7#
Toggle
0
N/A
N/A
1
0
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S29GL01GP12TAIV13 制造商:SPANSION 制造商全稱:SPANSION 功能描述:3.0 Volt-only Page Mode Flash Memory featuring 90 nm MirrorBit Process Technology