93XX46X/56X/66X/76X/86X
TABLE 2-2:
AC CHARACTERISTICS
VCC = 1.8V to 5.5V
All parameters apply over the specified
ranges unless otherwise noted.
Industrial (I):
TA = -40°C to +85°C
Automotive (E): TA = -40°C to +125°C
Param.
No.
Symbol
Parameter
Clock frequency
Min.
Max.
Units
Conditions
A1
FCLK
—
3
2
1
MHz 4.5V ≤ VCC < 5.5V
MHz 2.5V ≤ VCC < 4.5V
MHz 1.8V ≤ VCC < 2.5V
A2
A3
A4
TCKH
TCKL
TCSS
Clock high time
200
250
450
—
—
—
ns
ns
ns
4.5V ≤ VCC < 5.5V
2.5V ≤ VCC < 4.5V
1.8V ≤ VCC < 2.5V
Clock low time
100
200
450
ns
ns
ns
4.5V ≤ VCC < 5.5V
2.5V ≤ VCC < 4.5V
1.8V ≤ VCC < 2.5V
Chip Select setup time
50
100
250
ns
ns
ns
4.5V ≤ VCC < 5.5V
2.5V ≤ VCC < 4.5V
1.8V ≤ VCC < 2.5V
A5
A6
A7
TCSH
TCSL
TDIS
Chip Select hold time
Chip Select low time
Data input setup time
0
—
—
—
ns
ns
1.8V ≤ VCC < 5.5V
1.8V ≤ VCC < 5.5V
250
50
100
250
ns
ns
ns
4.5V ≤ VCC < 5.5V
2.5V ≤ VCC < 4.5V
1.8V ≤ VCC < 2.5V
A8
A9
TDIH
TPD
Data input hold time
50
100
250
—
ns
ns
ns
4.5V ≤ VCC < 5.5V
2.5V ≤ VCC < 4.5V
1.8V ≤ VCC < 2.5V
Data output delay time
—
100
ns
4.5V ≤ VCC < 5.5V, CL = 100 pF
(93C76X/86X)
—
200
250
400
ns
ns
ns
4.5V ≤ VCC < 5.5V, CL = 100 pF
2.5V ≤ VCC < 4.5V, CL = 100 pF
1.8V ≤ VCC < 2.5V, CL = 100 pF
A10
A11
TCZ
TSV
Data output disable time
Status valid time
—
—
100
200
ns
ns
4.5V ≤ VCC < 5.5V, (Note 1)
1.8V ≤ VCC < 4.5V, (Note 1)
200
300
500
ns
ns
ns
4.5V ≤ VCC < 5.5V, CL = 100 pF
2.5V ≤ VCC < 4.5V, CL = 100 pF
1.8V ≤ VCC < 2.5V, CL = 100 pF
A12
TWC
Program cycle time
—
—
5
ms
Erase/Write mode
93XX76X/86X
(AA and LC versions)
6
ms
93XX46X/56X/66X
(AA and LC versions)
A13
A14
A15
A16
TWC
TEC
TWL
—
—
—
2
6
ms
ms
ms
93C46X/56X/66X/76X/86X
Program cycle time
Endurance
ERAL mode, 4.5V ≤ VCC ≤ 5.5V
WRAL mode, 4.5V ≤ VCC ≤ 5.5V
—
15
—
1M
cycles 25°C, VCC = 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 downloaded from Microchip’s web
site at www.microchip.com.
© 2007 Microchip Technology Inc.
DS21929D-page 5
MICROCHIP [ MICROCHIP ]
