MITSUBISHI <DIGITAL ASSP>
M66282FP
8192 x 8-BIT LINE MEMORY
SWITCHING CHARACTERISTICS MEASUREMENT CIRCUIT
VCC
RL=1KΩ
SW1
Qn
Qn
SW2
CL = 5pF : tOEN, tODIS
CL = 30pF : tAC, tOH
RL=1KΩ
Input pulse level
Input pulse up/down time
Judging voltage Input
Output
: 0 – 3V
: 3 ns
: 1.3V
Item
SW1
Close
Open
Close
Open
SW2
Open
Close
Open
Close
tODIS(LZ)
: 1.3V(However, tODIS(LZ) is judged with 10% of the
output amplitude, while tODIS(HZ) is judged with
90% of the output amplitude.)
tODIS(HZ)
tOEN(ZL)
tOEN(ZH)
Load capacitance CL includes the floating capacity of connected lines and input
capacitance of probe.
tODIS and tOEN measurement condition
3V
1.3V
1.3V
RCK
GND
3V
REB
GND
tOEN(ZH)
tOEN(ZL)
tODIS(HZ)
VOH
90%
Qn
Qn
1.3V
1.3V
tODIS(LZ)
10%
VOL
5
MITSUBISHI [ Mitsubishi Group ]
