14
FN8191.4
January 15, 2009
AC Timing (Over recommended operating condition)
HIGH-VOLTAGE WRITE CYCLE TIMING
XDCP TIMING
SYMBOL PARAMETER
MIN
(Note 5)
MAX
(Note 5) UNIT
f
SCL
Clock frequency 400 kHz
t
CYC
Clock cycle time 2500 ns
t
HIGH
Clock high time 600 ns
t
LOW
Clock low time 1300 ns
t
SU:STA
Start setup time 600 ns
t
HD:STA
Start hold time 600 ns
t
SU:STO
Stop setup time 600 ns
t
SU:DAT
SDA data input setup time 100 ns
t
HD:DAT
SDA data input hold time 30 ns
t
R (Note 7)
SCL and SDA rise time 300 ns
t
F (Note 7)
SCL and SDA fall time 300 ns
t
AA
SCL low to SDA data output valid time 900 ns
t
DH
SDA Data output hold time 50 ns
T
I
Noise suppression time constant at SCL and SDA inputs 50 ns
t
BUF
Bus free time (prior to any transmission) 1300 ns
t
SU:WPA
WP, A0, A1, A2 and A3 setup time 0 ns
t
HD:WPA
WP, A0, A1, A2 and A3 hold time
0ns
NOTES:
7. This parameter is not production tested. Parameter established by characterization.
SYMBOL PARAMETER
TYP.
(Note 4)
MAX.
(Note 6) UNIT
t
WR
High-voltage write cycle time (store instructions) 5 10 ms
SYMBOL PARAMETER
MIN.
(Note 5)
MAX.
(Note 6) UNIT
t
WRPO
Wiper response time after the third (last) power supply is stable 10 µs
t
WRL
Wiper response time after instruction issued (all load instructions) 10 µs
t
WRID
Wiper response time from an active SCL/SCK edge (increment/decrement instruction) 10 µs
X9408