11
AT17C/LV002A
2280B–08/01
.
Notes: 1. Preliminary specifications for military operating range only.
2. AC test load = 50 pF.
3. Float delays are measured with 5 pF AC loads. Transition is measured ± 200 mV from steady state active levels.
Notes: 1. Preliminary specifications for military operating range only.
2. AC test load = 50 pF.
3. Float delays are measured with 5 pF AC loads. Transition is measured ± 200 mV from steady state active levels.
AC Characteristics for AT17LV002A
V
CC
= 3.3V ± 5% Commercial/V
CC
= 3.3V ± 5% Industry/Military
Symbol Description
Commercial Industrial/Military
(1)
UnitsMin Max Min Max
T
OE
(2)
OE to Data Delay 50 55 ns
T
CE
(2)
nCS to Data Delay 55 60 ns
T
CAC
(2)
DCLK to Data Delay 60 65 ns
T
OH
Data Hold From nCS, OE or DCLK 0.0 0 ns
T
DF
(3)
nCS or OE to Data Float Delay 50 50 ns
T
LC
DCLK Low Time Slave Mode 25 25 ns
T
HC
DCLK High Time Slave Mode 25 25 ns
T
SCE
nCS Setup Time to DCLK (to guarantee proper counting) 35 40 ns
T
HCE
nCS Hold Time from DCLK (to guarantee proper
counting)
00ns
T
LOE
OE Low Time (guarantees counter is reset) 20 20 ns
F
MAX
Maximum Input Clock Frequency Slave Mode 15 10 MHz
T
LC
DCLK Low Time Master Mode 30 300 30 300 ns
T
HC
DCLK High Time Master Mode 30 300 30 300 ns
AC Characteristics for AT17LV002A When Cascading
V
CC
= 3.3V ± 5% Commercial/V
CC
= 3.3V ± 5% Industry/Military
Symbol Description
Commercial Industrial/Military
(1)
UnitsMin Max Min Max
T
CDF
(3)
DCLK to Data Float Delay 50 50 ns
T
OCK
(2)
DCLK to nCASC Delay 50 55 ns
T
OCE
(2)
nCS to nCASC Delay 35 40 ns
T
OOE
(2)
OE to nCASC Delay 35 35 ns
F
MAX
Maximum Input Clock Frequency Slave Mode 12.0 10 MHz
