Preliminary
STK14EC8
AC TEST CONDITIONS
Input Pulse Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0V to 3V
Input Rise and Fall Times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ≤ 5ns
Input and Output Timing Reference Levels . . . . . . . . . . . . . . . 1.5V
Output Load . . . . . . . . . . . . . . . . . . . . . . . . . . . .See Figure 1 and 2
b
CAPACITANCE
(T = 25°C, f = 1.0MHz)
A
SYMBOL
PARAMETER
MAX
UNITS
CONDITIONS
ΔV = 0 to 3V
ΔV = 0 to 3V
C
Input Capacitance
Output Capacitance
7
7
pF
IN
C
pF
OUT
Note b: These parameters are guaranteed but not tested.
3.0V
577 Ohms
OUTPUT
30 pF
789 Ohms
INCLUDING
SCOPE AND
FIXTURE
Figure 1: AC Output Loading
3.0V
577 Ohms
OUTPUT
5 pF
INCLUDING
789 Ohms
SCOPE AND
FIXTURE
Figure 2: AC Output Loading for Tristate Specs (tHZ, tLZ, tWLQZ, tWHQZ, tGLQX, tGHQZ
)
Rev 1.0
Document Control #ML0060
April, 2007
4
Simtek Confidential