AT49BV160D-70TU Atmel, AT49BV160D-70TU Datasheet - Page 14

IC FLASH 16MBIT 70NS 48TSOP

AT49BV160D-70TU

Manufacturer Part Number
AT49BV160D-70TU
Description
IC FLASH 16MBIT 70NS 48TSOP
Manufacturer
Atmel
Datasheet

Specifications of AT49BV160D-70TU

Format - Memory
FLASH
Memory Type
FLASH
Memory Size
16M (1M x 16)
Speed
70ns
Interface
Parallel
Voltage - Supply
2.65 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
48-TSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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19. Full Status Check Flowchart
17. Protection Register Programming
14
Flowchart
AT49BV160D(T)
Register Data
Read Status
Successful
SR3, SR4
SR3, SR4
SR3, SR4
Program
Address Data
Read-Status
Any Address
(If Desired)
0
0
Full-Status
0
Complete
Write C0,
Write PR
Program
Register
Check
SR7 =
Start
=
=
=
1
1
1
1
0
(Program-Setup)
(Confirm Data)
Register Locked;
Program Aborted
V
Program Error
P P
Range Error
18. Protection Register Programming
20. Full Status Check Procedure
Program Protection Register operation addresses must be
within the protection register address space. Addresses
outside this space will return an error.
Repeat for subsequent programming operations.
Full status register check can be done after each program, or
after a sequence of program operations.
Write FF after the last operation to return to the Read mode.
Operation
SR3 must be cleared before the Write State Machine allows
further program attempts.
Only the Clear Status Register command clears SR1, SR3,
SR4.
If an error is detected, clear the status register before
attempting a program retry or other error recovery.
Operation
Write
Write
Read
Bus
Bus
Idle
Idle
Idle
Idle
Procedure
Command
Command
Protection
PR Setup
Program
Program
None
None
None
None
None
Comments
Data = C0
Addr = Any Address
Data = Data to Program
Addr = Location to Program
Status register data: Toggle CE
or
OE to update status register data
Check SR7
1 = WSM Ready
0 = WSM Busy
Comments
Check SR1, SR3, SR4:
0,1,1 = V
Check SR1, SR3, SR4:
0,0,1 = Programming Error
Check SR1, SR3, SR4:
1, 0,1 = Sector locked; operation
aborted
PP
Range Error
3591C–FLASH–6/06

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