AT49BV322A-70TI Atmel, AT49BV322A-70TI Datasheet - Page 10

• Manufacturer Part Number: AT49BV322A-70TI
• Description: IC FLASH 32MBIT 70NS 48TSOP
• Manufacturer: Atmel

Specifications of AT49BV322A-70TI

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 32M (4Mx8, 2Mx16)
• 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: Contains lead / RoHS non-compliant

Figure 4-1.
Notes:
10
NO
1. VA = Valid address for programming. During a sector
2. I/O7 should be rechecked even if I/O5 = “1” because
AT49BV322A(T)
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.
I/O7 may change simultaneously with I/O5.
Successful, Write
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Operation Not
Exit Command
Data Polling Algorithm
(Configuration Register = 00)
I/O7 = Data?
Product ID
I/O7 = Data?
Addr = VA
Addr = VA
START
NO
YES
NO
YES
YES
Program/Erase
Successful,
Read Mode
Operation
Device in
Figure 4-2.
Notes:
NO
1. VA = Valid address for programming. During a sector
2. I/O7 should be rechecked even if I/O5 = “1” because
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.
I/O7 may change simultaneously with I/O5.
Successful, Write
Read I/O7 - I/O0
Read I/O7 - I/O0
Program/Erase
I/O3, I/O5 = 1?
Operation Not
Exit Command
Data Polling Algorithm
(Configuration Register = 01)
I/O7 = Data?
Product ID
I/O7 = Data?
Addr = VA
Addr = VA
START
NO
YES
NO
YES
YES
Write Product ID
Program/Erase
Exit Command
Successful,
Operation
3308J–FLASH–4/05