25C640 Microchip Technology, Inc., 25C640 Datasheet - Page 3

• Manufacturer Part Number: 25C640
• Description: The 25AA640 is a 64K-bit Serial Electrically Erasable Prom With Memory Accessed Via a Simple Serial Peripheral Interface (SPI™) Compatible Serial Bus
• Manufacturer: Microchip Technology, Inc.

1.1
DC Characteristics
Param.
Note:
2001 Microchip Technology Inc.
D10
D11
D12
No.
D1
D2
D3
D4
D5
D6
D7
D8
D9
DC Characteristics
I
I
CC
CC
This parameter is periodically sampled and not 100% tested.
Sym
V
V
C
I
V
V
V
V
CCS
I
I
LO
IH
IH
OH
Read
Write
IL
IL
OL
INT
LI
1
2
1
2
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)
Operating Current
Standby Current
Characteristics
Industrial (I):
Automotive (E):
V
0.7 V
CC
Min
-0.3
-0.3
2.0
-10
-10
—
—
—
—
—
—
—
—
—
-0.5
CC
0.2 V
V
V
Max
500
CC
CC
0.8
0.4
0.2
10
10
—
T
T
7
1
5
3
5
1
AMB
AMB
+1
+1
CC
= -40°C to +85°C
= -40°C to +125°C V
25AA640/25LC640
Units
mA
mA
mA
pF
V
V
V
V
V
V
V
A
A
A
A
A
V
V
V
V
I
I
I
CS = V
CS = V
T
V
V
V
V
V
CS = V
CS = V
OL
OL
OH
AMB
CC
CC
CC
CC
CC
CC
CC
CC
CC
= 2.1 mA
= 1.0 mA, V
= -400 A
< 2.7V (Note)
< 2.7V (Note)
= 5.0V (Note)
= 5.5V; F
= 2.5V; F
= 5.5V
= 2.5V
= 25°C, CLK = 1.0 MHz,
2.7V (Note)
2.7V (Note)
V
CC
CC
CC
CC
CC
CC
, V
, V
= 5.5V, Inputs tied to V
= 2.5V, Inputs tied to V
= 1.8V to 5.5V
= 4.5V to 5.5V
IN
OUT
CLK
CLK
= V
CC
Conditions
= V
= 3.0 MHz; SO = Open
= 2.0 MHz; SO = Open
SS TO
=
SS TO
<
2.5V
V
DS21223E-page 3
CC
V
CC
CC
CC
or V
or V
SS
SS