A2F500M3G-CSG288 Datasheet, PDF (34/197 Pages) Microsemi Corporation – SmartFusion Customizable System-on-Chip (cSoC)

SmartFusion DC and Switching Characteristics
t_EOUT
DQ
E
CLK
t_ZL, t_ZH, t_HZ, t_LZ, t_ZLS, t_ZHS
DQ
D
CLK
EOUT
DOUT
PAD
I/O Interface
D
E
EOUT
PAD
50%
t_{EOUT (R)}
50%
t_ZL
V_{trip VOL}
t_EOUT = MAX(t_EOUT(r), t_EOUT(f))
VCC
VCC
50%
t_{EOUT (F)}
VCC
50%
50%
t_ZH
t_HZ
VCCxxxxIOBx
90% VCCxxxxIOBx
V_trip
50%
t_LZ
10% VCCxxxxIOBx
VCC
D
E ^50%
EOUT
PAD
t_{EOUT (R)}
50%
VCC
50%
t_ZLS
V_{trip VOL}
t_{EOUT (F)}
50%
VOH
VCC
50%
t_ZHS
V_trip
Figure 2-5 • Tristate Output Buffer Timing Model and Delays (example)
2-22
Revision 12