UT1553 Datasheet, PDF (42/61 Pages) List of Unclassifed Manufacturers – BCRTM

12.0 AC ELECTRICAL CHARACTERISTICS
(OVER RECOMMENDED OPERATING CONDITIONS)
INPUT ^VVIILH _MAX
IN-PHASE
OUTPUT
OUT-OF-PHASE
OUTPUT
BUS
1
t_{a 2}
t_c ²
1
t_b
2
t_d
2
t_e
t_f
t_g
t_h
SYMBOL
PARAMETER
t_a
INPUT↑ to response↑
t_b
INPUT↓ to response↓
t_c
INPUT↑ to response↓
t_d
INPUT↓ to response↑
t_e
INPUT↓ to data valid
t_f
INPUT↓ to high Z
t_g
INPUT↑ to high Z
t_h
INPUT↑ to data valid
Notes:
1. Timing measurements made at (V_IH MIN + V_IL MAX)/2.
2. Timing measurements made at (V_OL MAX + V_OH MIN)/2.
3. Based on 50pF load.
4. Unless otherwise noted, all AC electrical characteristics are guaranteed by design or characterization.
Figure 24. Typical Timing Measurements
5V
•
50pF
I_REF (source)
3V
90%
V_REF
10%
0V
I_REF (sink)
< 2ns
Output Loading
Input Pulses
Note:
50pF including scope probe and test socket
Figure 25. AC Test Loads and Input Waveforms
BCRTM-42
V_IH MIN
V_IL MAX
VV_OOLH
MIN
MAX
V_OH MIN
V_OL MAX
V_OH MIN
V_OL MAX
90%
10%
< 2ns