MITSUBISHI <DIGITAL ASSP>
M66850J/FP, M66851J/FP
M66852J/FP, M66853J/FP
SRAM TYPE FIFO MEMORY
PARAMETER MEASURMENT INFORMATION
3V
1.1KΩ
SW1
Qn
680Ω
SW2
CL = 30pF : tAC, tOEN, tODIS
Item
tAC
tPLZ
tPHZ
tPZL
tPZH
SW1
Close
Close
Open
Close
Open
SW2
Close
Open
Close
Open
Close
Input Pulus Level
: 0 – 3V
Input Pulus Rising time and Falling time : 3 ns
Threshold voltage of Input / Output
: 1.5V
But tPLZ is decided at 10% of output pulse. tPHZ is decided at 90% of output pulse.
Output Load : Including Test board and scope capacitances.
VOLTAGE WAVEFORM
PROPAGATION DELAY TIMES
RCK
Qn
1.5 V
tAC
1.5 V
1.5 V
tAC
3.0 V
GND
1.5 V
VOH
VOL
VOLTAGE WAVEFORM
PULSE DURATION TIMES
High-Level
Input
Low-Level
Input
1.5 V
tW
1.5 V
1.5 V
1.5 V
VOLTAGE WAVEFORM ENABLE AND DISABLE TIMES
OE
1.5V
tPHZ
1.5V
tPZH
Qn
90%
1.5V
tPLZ
tPZL
Qn
1.5V
10%
3V
GND
VOH
VOL
3.0 V
GND
3.0 V
GND
15