Cypress STK14CA8 User Manual
STK14CA8
Document Number: 001-51592 Rev. **
Page 4 of 16
AC Test Conditions
Input Pulse Levels ....................................................0V to 3V
Input Rise and Fall Times
................................................. ≤ 5 ns
Input and Output Timing Reference Levels .................... 1.5V
Output Load..................................See
and
Capacitance
(T
A
= 25
°C, f = 1.0 MHz)
Figure 4. AC Output Loading
Figure 5. AC Output Loading for Tristate Specifications
(t
HZ
, t
LZ
, t
WLQZ
, t
WHQZ
, t
GLQX
, t
GHQZ
)
Symbol
Parameter
Max Units
Conditions
C
IN
Input Capacitance
7
pF
Δ
V = 0 to 3V
C
OUT
Output Capacitance
7
pF
Δ
V = 0 to 3V
577 Ohms
30 pF
789 Ohms
3.0V
INCLUDING
SCOPE AND
OUTPUT
FIXTURE
577 Ohms
5 pF
789 Ohms
3.0V
INCLUDING
SCOPE AND
OUTPUT
FIXTURE
Note
2. These parameters are guaranteed but not tested.