AT45CS1282-TC Atmel, AT45CS1282-TC Datasheet - Page 19

• Manufacturer Part Number: AT45CS1282-TC
• Description: IC FLASH 128MBIT 50MHZ 40TSOP
• Manufacturer: Atmel

Specifications of AT45CS1282-TC

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 128M (16,384 pages x 1056 bytes)
• Speed: 50MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-TSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Reset Timing
Note:
Command Sequence for Read/Write Operations
(Except Status Register Read, Manufacturer and Device ID Read)
Write Operations
The following block diagram and waveforms illustrate the various write sequences available.
3447A–DFLSH–2/04
SO or I/O7 - I/O0
The CS signal should be in the high state before the RESET signal is deasserted.
SI or I/O7 - I/O0
(OUTPUT)
SCK/CLK
(INPUT)
RESET
SI or I/O7 - I/O0
MSB
CS
(INPUT)
PAGE PROGRAM
MAIN MEMORY
PAGE (1056 BYTES)
BUFFER 1 (1056 BYTES)
BUFFER 1 TO
X X X X X X X X
7 Bits Don't
BUFFER 1
Care
WRITE
HIGH IMPEDANCE
CMD
SI
X X X X X X X X
Page Address
(PA13 - PA0)
8 bits
FLASH MEMORY ARRAY
I/O INTERFACE
8 bits
X X X X X X X X
8 bits
AT45CS1282 [Preliminary]
(BA10 - BA0/BFA10 - BFA0)
I/O7 - I/O0
8 bits
BUFFER 2 (1056 BYTES)
Byte/Buffer Address
X X X X X X X X
t RST
BUFFER 2 TO
MAIN MEMORY
PAGE PROGRAM
BUFFER 2
WRITE
t REC
HIGH IMPEDANCE
LSB
t CSS
19