AT25640B-XHL-B Atmel, AT25640B-XHL-B Datasheet - Page 22
![IC EEPROM 64KBIT 20MHZ 8TSSOP](/photos/6/83/68331/453-8-tssop_sml.jpg)
AT25640B-XHL-B
Manufacturer Part Number
AT25640B-XHL-B
Description
IC EEPROM 64KBIT 20MHZ 8TSSOP
Manufacturer
Atmel
Datasheet
1.AT25320B-SSHL-B.pdf
(26 pages)
Specifications of AT25640B-XHL-B
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
64K (8K x 8)
Speed
5MHz, 10MHz, 20MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
1.8 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
8-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
22
8MA2 - UDFN
Atmel AT25320B/640B
Notes: 1. This drawing is for general information only. Refer to
packagedrawings@atmel.com
Package Drawing Contact:
b (8x)
e (6x)
A2
2. The terminal #1 ID is a laser-marked feature.
3. Dimensions b applies to metalized terminal and is
A1
JEDEC Drawing MO-229 for proper dimensions,
tolerances, datums, etc.
measured between 0.15 mm and 0.30 mm from the
terminal tip. If the terminal has the optional radius on
the other end of the terminal, the dimension should not
be measured in that radius area.
1
2
3
4
8
7
6
5
L (8x)
Pin 1 ID
Pin#1 ID
(R0.10)
E2
E
8MA2, 8-pad, 2 x 3 x 0.6 mm Body, Thermally
Enhanced Plastic Ultra Thin Dual Flat No
Lead Package (UDFN)
TITLE
0.35
K
1
2
3
4
8
7
6
5
A
D2
D
SYMBOL
D
E
D2
E2
A
A1
A2
C
L
e
b
K
COMMON DIMENSIONS
(Unit of Measure = mm)
1.40
1.20
0.50
0.00
0.30
0.18
0.20
MIN
–
C
GPC
0.152 REF
2.00 BSC
3.00 BSC
0.50 BSC
YNZ
NOM
1.50
1.30
0.55
0.02
0.35
0.25
–
–
DRAWING NO.
MAX
1.60
1.40
0.60
0.05
0.55
0.40
0.30
8MA2
–
8535F–SEEPR–6/10
NOTE
3
4/15/08
REV.
A