Specifications ispLSI 5256VA
Switching Test Conditions
Figure 9. Test Load
Input Pulse Levels
Input Rise and Fall Time
GND to VCCIOmin
≤ 1.5ns 10% to 90%
Input Timing Reference Levels
1.5V
Ouput Timing Reference Levels
1.5V
Output Load
See figure
3-state levels are measured 0.5V from steady-stateTable 2 - 0003/5384
active level.
Device
Output
VCCIO
R1
R2
Test
Point
CL*
Output Load Conditions (See Figure 8)
TEST CONDITION
A
Active High
B
Active Low
Active High to Z
C at VOH-0.5V
Active Low to Z
at VOL+0.5V
D Slow Slew
3.3V
2.5V
R1 R2 R1 R2 CL
316Ω 348Ω 511Ω 475Ω 35pF
∞ 348Ω ∞ 475Ω 35pF
316Ω ∞ 511Ω ∞ 35pF
∞ 348Ω ∞ 475Ω 5pF
*CL includes Test Fixture and Probe Capacitance.
0213D
316Ω ∞ 511Ω ∞ 5pF
∞
∞
∞
∞ 35pF
Table 2 - 0004A/5384
DC Electrical Characteristics for 3.3V Range1
Over Recommended Operating Conditions
SYMBOL
PARAMETER
VCCIO I/O Reference Voltage
VIL
Input Low Voltage
VIH
Input High Voltage
VOL
Output Low Voltage
VOH
Output High Voltage
1. I/O voltage configuration must be set to VCC.
CONDITION
VOH ≤ VOUT or VOUT ≤ VOL (max)
VOH ≤ VOUT or VOUT ≤ VOL(max)
IOL = 8 mA
IOH = -4 mA
MIN.
3.0
-0.3
2.0
–
2.4
TYP.
–
–
–
–
–
MAX. UNITS
3.6
V
0.8
V
5.25 V
0.4
V
–
V
Table 2-0007/5256VA
11