Microchip Technology 93AA66BT-I/OT Memory IC SOT-23-6 93AA66BT-I/OT Data Sheet
Product codes
93AA66BT-I/OT
93AA66A/B/C, 93LC66A/B/C, 93C66A/B/C
DS21795E-page 4
2003-2011 Microchip Technology Inc.
TABLE 1-2:
AC CHARACTERISTICS
All parameters apply over the specified
ranges unless otherwise noted.
ranges unless otherwise noted.
Industrial (I):
T
A
= -40°C to +85°C, V
CC
= +1.8V to +5.5V
Automotive (E): T
A
= -40°C to +125°C, V
CC
= +2.5V to +5.5V
Param.
No.
Symbol
Parameter
Min
Max
Units
Conditions
A1
F
CLK
Clock frequency
—
3
2
1
2
1
MHz
MHz
MHz
MHz
MHz
4.5V
V
CC
< 5.5V, 93XX66C only
2.5V
V
CC
< 5.5V
1.8V
V
CC
< 2.5V
A2
T
CKH
Clock high time
200
250
450
250
450
—
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V, 93XX66C only
2.5V
V
CC
< 5.5V
1.8V
V
CC
< 2.5V
A3
T
CKL
Clock low time
100
200
450
200
450
—
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V, 93XX66C only
2.5V
V
CC
< 5.5V
1.8V
V
CC
< 2.5V
A4
T
CSS
Chip Select setup time
50
100
250
250
—
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V
2.5V
V
CC
< 4.5V
1.8V
V
CC
< 2.5V
A5
T
CSH
Chip Select hold time
0
—
ns
1.8V
V
CC
< 5.5V
A6
T
CSL
Chip Select low time
250
—
ns
1.8V
V
CC
< 5.5V
A7
T
DIS
Data input setup time
50
100
250
250
—
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V, 93XX66C only
2.5V
V
CC
< 5.5V
1.8V
V
CC
< 2.5V
A8
T
DIH
Data input hold time
50
100
250
250
—
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V, 93XX66C only
2.5V
V
CC
< 5.5V
1.8V
V
CC
< 2.5V
A9
T
PD
Data output delay time
—
200
250
400
250
400
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V, CL = 100 pF
2.5V
V
CC
< 4.5V, CL = 100 pF
1.8V
V
CC
< 2.5V, CL = 100 pF
A10
T
CZ
Data output disable time
—
100
200
200
ns
ns
ns
4.5V
V
CC
< 5.5V, (Note 1)
1.8V
V
CC
< 4.5V, (Note 1)
A11
T
SV
Status valid time
—
200
300
500
300
500
ns
ns
ns
ns
ns
4.5V
V
CC
< 5.5V, CL = 100 pF
2.5V
V
CC
< 4.5V, CL = 100 pF
1.8V
V
CC
< 2.5V, CL = 100 pF
A12
T
WC
Program cycle time
—
6
ms
Erase/Write mode (AA and LC
versions)
versions)
A13
T
WC
—
2
ms
Erase/Write mode
(93C versions)
(93C versions)
A14
T
EC
—
6
ms
ERAL mode, 4.5V
V
CC
5.5V
A15
T
WL
—
15
ms
WRAL mode, 4.5V
V
CC
5.5V
A16
—
Endurance
1M
—
cycles 25°C, V
CC
= 5.0V, (Note 2)
Note 1:
This parameter is periodically sampled and not 100% tested.
2:
This application is not tested but ensured by characterization. For endurance estimates in a specific
application, please consult the Total Endurance™ Model, which may be obtained from Microchip’s web
site at www.microchip.com.
application, please consult the Total Endurance™ Model, which may be obtained from Microchip’s web
site at www.microchip.com.