DT28F160S3100 Intel, DT28F160S3100 Datasheet - Page 32

• Manufacturer Part Number: DT28F160S3100
• Manufacturer: Intel

Specifications of DT28F160S3100

• Density: 16Mb
• Access Time (max): 100ns
• Interface Type: Parallel
• Boot Type: Not Required
• Address Bus: 21/20Bit
• Operating Supply Voltage (typ): 3/3.3V
• Operating Temp Range: -40C to 85C
• Package Type: SSOP
• Program/erase Volt (typ): 2.7/3.3/5V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 2M/1M
• Supply Current: 30mA
• Mounting: Surface Mount
• Pin Count: 56
• Lead Free Status / Rohs Status: Not Compliant

28F160S3, 28F320S3
32
Yes
Yes
Write Next Buffer Data,
Issue Write Command
Count, Block Address
Buffer Write to Flash
E8H, Block Address
Write Word or Byte
Write Buffer Data,
Check if Desired
Device Address
Read Extended
Status Register
Status Register
Flash Complete
Buffer Write to
Start Address
Set Time-Out
Confirm D0H
Abort Buffer
Command?
Full Status
X = X + 1
XSR.7 =
Another
SR.7 =
Write?
Buffer
X = N
X = 0
Write
Read
Start
No
No
No
1
1
0
Yes
0
Suspend
Write?
No
Write to Another
Block Address
Buffer Write to
Flash Aborted
No
Figure 7. Write to Buffer Flowchart
Write Buffer
Time-Out?
Yes
Status Command
Issue Read
Yes
Write Loop
Suspend
ADVANCE INFORMATION
Operation
(Note 1, 2)
(Note 3, 4)
(Note 5, 6)
1. Byte- or word-count values on DQ 0-7 are loaded into
2. The device now outputs the Status Register when
3. Write Buffer contents will be programmed at the
4. Align the start address on a Write Buffer boundary for
5. The device aborts the Write to Buffer command if the
6. The Status Register indicates an “improper command
Standby
Standby
Write
Read
Write
Write
Write
Write
Read
Bus
the Count register.
read (XSR is no longer available).
device start address or destination flash address.
maximum programming performance.
current address is outside of the original block
address.
sequence” if the Write to Buffer command is aborted.
Follow this with a Clear Status Register command.
Full status check can be done after all Erase and
Write sequences complete. Write FFh after the last
operation to reset the device to Read Array mode.
write to flash
Command
Write to
confirm
Buffer
Buffer
Data = E8h
Addr = Block Address
XSR.7=valid
Addr = X
Check XSR.7
1 = Write buffer available
0 = Write buffer not available
Data = N = word/byte count
N = 0 corresponds to count = 1
Addr = Block Address
Data = write buffer data
Addr = device start address
Data = write buffer data
Addr = device address
Data = D0h
Addr = X
Status Register data
CE# & OE# low updates SR
Addr = X
Check SR.7
1 = WSM ready
0 = WSM busy
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