25LC320/ST14 Microchip Technology, 25LC320/ST14 Datasheet - Page 2
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25LC320/ST14
Manufacturer Part Number
25LC320/ST14
Description
IC EEPROM 32KBIT 2MHZ 14TSSOP
Manufacturer
Microchip Technology
Datasheet
1.25AA320-ISN.pdf
(26 pages)
Specifications of 25LC320/ST14
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
32K (4K x 8)
Speed
2MHz
Interface
SPI, 3-Wire Serial
Voltage - Supply
2.5 V ~ 5.5 V
Operating Temperature
0°C ~ 70°C
Package / Case
14-TSSOP
Lead Free Status / RoHS Status
Request inventory verification / Request inventory verification
25AA320/25LC320/25C320
1.0
Absolute Maximum Ratings
V
All inputs and outputs w.r.t. V
Storage temperature .................................................................................................................................-65°C to 150°C
Ambient temperature under bias ...............................................................................................................-40°C to 125°C
ESD protection on all pins ..........................................................................................................................................4 kV
TABLE 1-1:
DS21227F-page 2
† NOTICE: Stresses above those listed under “Absolute Maximum Ratings” may cause permanent damage to the
device. This is a stress rating only and functional operation of the device at those or any other conditions above those
indicated in the operational listings of this specification is not implied. Exposure to maximum rating conditions for an
extended period of time may affect device reliability.
DC CHARACTERISTICS
Param.
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
CC
Note:
No.
.............................................................................................................................................................................7.0V
ELECTRICAL CHARACTERISTICS
V
V
V
V
V
V
I
I
C
I
I
I
LI
LO
CC
CC
CCS
OL
OH
IH 1
IH 2
IL 1
IL 2
INT
Sym.
This parameter is periodically sampled and not 100% tested.
Read Operating Current
Write
DC CHARACTERISTICS
High-level input
voltage
Low-level input
voltage
Low-level output
voltage
High-level output
voltage
Input leakage current
Output leakage
current
Internal Capacitance
(all inputs and
outputs)
Standby Current
Characteristics
SS
........................................................................................................ -0.6V to V
(†)
Industrial (I):
Automotive (E):T
V
0.7 V
CC
Min.
-0.3
-0.3
2.0
—
—
—
—
—
—
—
—
—
—
-0.5
CC
0.3 V
V
V
T
Max.
500
CC
CC
0.8
0.2
A
A
—
±1
±1
7
1
5
3
5
1
= -40°C to +85°C
= -40°C to +125°C V
+1
+1
CC
Units
mA
mA
mA
μA
μA
pF
μA
μA
μA
V
V
V
V
V
V
V
V
V
V
I
I
CS = V
CS = V
T
V
V
SO = Open
V
SO = Open
V
V
CS = V
V
CS = V
V
OL
OH
A
CC
CC
CC
CC
CC
CC
CC
CC
CC
SS
SS
= 25°C, CLK = 1.0 MHz,
= 1.0 mA, V
= -400 μA
< 2.7V (Note)
V
≥ 2.7V (Note)
≥ 2.7V (Note)
< 2.7V (Note)
= 5.0V (Note)
= 5.5V; F
= 2.5V; F
= 5.5V
= 2.5V
CC
CC
CC
CC
CC
CC
© 2008 Microchip Technology Inc.
= 1.8V to 5.5V
= 2.5V to 5.5V
, V
, V
= 5.5V, Inputs tied to V
= 2.5V, Inputs tied to V
IN
OUT
Conditions
CLK
CLK
= V
CC
= V
= 3.0 MHz;
= 2.0 MHz;
SS TO
< 2.5V
SS TO
V
CC
V
CC
CC
+ 1.0V
CC
CC
or
or