6
FN8157.5
August 31, 2006
A.C. Timing
A.C. Operating Specifications Over recommended operating conditions unless otherwise specified
SYMBOL
PARAMETER
MIN.
TYP. (Note 6)
MAX.
UNIT
tCl
CS to INC setup
100
ns
tlD
INC HIGH to U/D change
100
ns
tDI
U/D to INC setup
2.9
s
tlL
INC LOW period
1
s
tlH
INC HIGH period
1
s
tlC
INC inactive to CS inactive
1
s
tCPH
CS deselect time (NO STORE)
100
ns
tCPH
CS deselect time (STORE)
10
ms
tIW
INC to Vw change
1
5
s
tCYC
INC cycle time
4
s
tR, tF (Note 7) INC input rise and fall time
500
s
tPU(Note 7)
Power up to wiper stable
5s
tR VCC(Note 7) VCC power-up rate
0.2
50
V/ms
tWR
Store cycle
5
10
ms
CS
INC
U/D
VW
tCI
tIL
tIH
tCYC
tID
tDI
tIW
MI
(8)
tIC
tCPH
tF
tR
10%
90%
(store)
NOTES:
6. Typical values are for TA = +25°C and nominal supply voltage.
7. This parameter is periodically sampled and not 100% tested.
8. MI in the A.C. timing diagram refers to the minimum incremental change in the VW output due to a change in the wiper position.
X9015