AT25DF641-MWH-Y Atmel, AT25DF641-MWH-Y Datasheet - Page 4

• Manufacturer Part Number: AT25DF641-MWH-Y
• Description: IC FLASH 64MBIT 100MHZ 8VDFN
• Manufacturer: Atmel

Specifications of AT25DF641-MWH-Y

• Format - Memory: FLASH
• Memory Type: DataFLASH
• Memory Size: 64M (32K pages x 256 bytes)
• Speed: 100MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-VDFN
• Architecture: Sectored
• Interface Type: SPI Serial
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Current: 19 mA
• Mounting Style: SMD/SMT
• Organization: 64 KB x 128
• Cell Type: NOR
• Density: 64Mb
• Access Time (max): 5ns
• Boot Type: Not Required
• Address Bus: 1b
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: VDFN
• Sync/async: Synchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.7V
• Operating Supply Voltage (max): 3.6V
• Supply Current: 19mA
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4
Table 1-1.
Figure 1-1.
Atmel AT25DF641
SO (SOI)
HOLD
V
GND
Symbol
CC
GND
WP
CS
1
2
3
4
Name and Function
HOLD: The
deselecting or resetting the device. While the
SCK pin and data on the SI pin will be ignored, and the SO pin will be in a high-
impedance state.
The
Hold condition to start. A Hold condition pauses serial communication only and does not
have an effect on internally self-timed operations such as a program or erase cycle.
Please refer to “Hold” on page 45 for additional details on the Hold operation.
The
be used. However, it is recommended that the
V
DEVICE POWER SUPPLY: The V
device.
Operations at invalid V
attempted.
GROUND: The ground reference for the power supply. GND should be connected to the
system ground.
CC
8-VDFN (Top View)
whenever possible.
Pin Descriptions (Continued)
HOLD
CS
pin must be asserted, and the SCK pin must be in the low state in order for a
8
7
6
5
pin is internally pulled-high and may be left floating if the Hold function will not
V
HOLD
SCK
SI (SIO)
HOLD
CC
pin is used to temporarily pause serial communication without
CC
voltages may produce spurious results and should not be
CC
SO (SOI)
Figure 1-2.
pin is used to supply the source voltage to the
HOLD
V
NC
NC
NC
NC
CS
CC
HOLD
HOLD
1
2
3
4
5
6
7
8
16-SOIC (Top View)
pin is asserted, transitions on the
pin also be externally connected to
16
15
14
13
12
11
10
9
SCK
SI(SIO)
NC
NC
NC
NC
GND
WP
Asserted
State
Low
−
−
3680F–DFLASH–4/10
Power
Power
Type
Input