Tundra TSI308, User Manual

Page: 191 / 260

5. Electrical Characteristics 191
Tsi308 User Manual
80D4000_MA001_02
Tundra Semiconductor Corporation
www.tundra.com
5.1.1 AC Timing Values
T
SU
Input set-up. Amount of time before the reference clock edge that the input must be valid.
T
HLD
Input hold. Amount of time after the reference clock edge that the input must remain valid.
T
PW
Pulse width. Amount of time the input or output is active.
Table 24: Typical AC Timing Values
Symbol Conditions
Bidirectional Output
Units Min Nom Max Min Nom Max
Frequency -- DC 100 DC 100 MHz
T
CLK
-- 10 DC 10 DC ns
T
CLKH
-- 30 70 30 70 %
T
CLKL
-- 30 70 30 70 %
T
RISE
2.2 pF 0.37 0.27 ns
27 pF 2.36 1.83 ns
53 pF 4.74 3.54 ns
78 pF 7.31 5.33 ns
100 pF 9.92 7.13 ns
T
FALL
2.2 pF 0.30 0.25 ns
27 pF 2.30 1.80 ns
53 pF 4.82 3.58 ns
78 pF 7.41 5.36 ns
100 pF 10.0 7.15 ns
T
JITTER
-- 500 500 ps
T
DO
-- 1 10 1 10 ns
T
ZD
-- 10 10 ns
T
DZ
-- 5 5 ns
Table 23:
AC Timing Definitions
Symbol Definition