Datasheet

 2010 Microchip Technology Inc. DS22064D-page 3
25LC1024
TABLE 1-2: AC CHARACTERISTICS
AC CHARACTERISTICS
Industrial (I): TA = -40°C to +85°C VCC = 2.5V to 5.5V
Automotive (E): T
A = -40°C to +125°C VCC = 2.5V to 5.5V
Param.
No.
Sym. Characteristic Min. Max. Units Conditions
1F
CLK Clock frequency —
—
20
10
MHz
MHz
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
2T
CSS CS setup time 25
50
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
3T
CSH CS hold time 50
100
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
4T
CSD CS disable time 50 — ns —
5 Tsu Data setup time 5
10
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
6T
HD Data hold time 10
20
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
7TR CLK rise time — 20 ns (Note 1)
8T
F CLK fall time — 20 ns (Note 1)
9THI Clock high time 25
50
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
10 T
LO Clock low time 25
50
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
11 TCLD Clock delay time 50 — ns —
12 T
CLE Clock enable time 50 — ns —
13 TV Output valid from clock low —
—
25
50
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
14 T
HO Output hold time 0 — ns (Note 1)
15 TDIS Output disable time —
—
25
50
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
16 T
HS HOLD setup time 10
20
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
17 T
HH HOLD hold time 10
20
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
18 T
HZ HOLD low to output
High-Z
15
30
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
(Note 1)
19 THV HOLD high to output valid 15
30
—
—
ns
ns
4.5V VCC 5.5V (I)
2.5V V
CC 5.5V (I, E)
20 T
REL CS High to Standby mode — 100 s—
21 T
PD CS High to Deep power-
down
—100s—
22 T
CE Chip erase cycle time — 10 ms —
23 TSE Sector erase cycle time — 10 ms —
24 TWC Internal write cycle time — 6 ms Byte or Page mode and Page
Erase
Note 1: This parameter is periodically sampled and not 100% tested.
2: This parameter is not tested but established by characterization and qualification. For endurance
estimates in a specific application, please consult the Total Endurance™ Model which can be obtained
from Microchip’s web site at www.microchip.com.