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RTI-23
6.0 AC ELECTRICAL CHARACTERISTICS 3, 4
(Over recommended operating conditions)
to data valid
to high Z
to response
↑
to response
↓
to response
↓
INPUT
↑
INPUT
↑
INPUT
↓
INPUT
↓
INPUT
↓
INPUT
↑
INPUT
↓
to high Z
to data valid
INPUT
↑
to response
↑
PARAMETER
SYMBOL
BUS
OUTPUT
OUT-OF-PHASE
OUTPUT
IN-PHASE
INPUT
Notes:
1. Timing measurements made at (VIH MIN + VIL MAX)/2.
2. Timing measurements made at (VOL MAX + VOH MIN)/2.
3. Based on 50pF load.
12
1
2
1
2
VIH MIN
VIL MAX
VIH MIN
VIL MAX
VOH MIN
VOL MAX
VOH MIN
VOL MAX
VOH MIN
VOL MAX
ta
tb
tc
td
te
tf
tg
th
ta
tb
tc
td
te
tf
tg
th
Figure 9a. Typical Timing Measurements
90%
Figure 9b. AC Test Loads and Input Waveforms
Note:
30pF including scope probe and test socket
Input Pulses
10%
10%
90%
< 2ns
< 2ns
50pF
3V
0V
5V
∑
IREF (source)
VREF
IREF (sink)
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