AT49BV321T-11TI Atmel, AT49BV321T-11TI Datasheet - Page 9
![IC FLASH 32MBIT 110NS 48TSOP](/photos/7/21/72193/313-48-tsop_sml.jpg)
AT49BV321T-11TI
Manufacturer Part Number
AT49BV321T-11TI
Description
IC FLASH 32MBIT 110NS 48TSOP
Manufacturer
Atmel
Datasheet
1.AT49BV320-11TI.pdf
(30 pages)
Specifications of AT49BV321T-11TI
Format - Memory
FLASH
Memory Type
FLASH
Memory Size
32M (4Mx8, 2Mx16)
Speed
110ns
Interface
Parallel
Voltage - Supply
2.65 V ~ 3.3 V
Operating Temperature
-40°C ~ 85°C
Package / Case
48-TSOP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Figure 1. Data Polling Algorithm
(Configuration Register = 00)
Notes:
1494H–FLASH–01/03
NO
1. VA = Valid address for programming. During a sec-
2. I/O7 should be rechecked even if I/O5 = “1”
Successful, Write
tor erase operation, a valid address is any sector
address within the sector being erased. During
chip erase, a valid address is any non-protected
sector address.
because I/O7 may change simultaneously with
I/O5.
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Operation Not
Exit Command
I/O7 = Data?
Product ID
I/O7 = Data?
Addr = VA
Addr = VA
START
NO
NO
YES
YES
YES
Program/Erase
Successful,
Read Mode
Operation
Device in
Figure 2. Data Polling Algorithm
(Configuration Register = 01)
Note:
NO
1. VA = Valid address for programming. During a sec-
AT49BV/LV320(T)/321(T)
Successful, Write
tor erase operation, a valid address is any sector
address within the sector being erased. During
chip erase, a valid address is any non-protected
sector address.
Read I/O7 - I/O0
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Operation Not
Exit Command
Toggle Bit =
Toggle Bit =
Product ID
Toggle?
Toggle?
START
Twice
YES
YES
YES
NO
NO
Program/Erase
Successful
Operation
9