
MB90670/675 Series
78
4.
AC Characteristics
(1) Reset Input Timing, Hardware Standby Input Timing
(AVCC = VCC = 2.7 V to 5.5 V, AVSS = VSS = 0.0 V, TA = –40
°C to +85°C)
*: For tCP (internal operating clock cycle time), refer to “(3) Clock Timings.”
Parameter
Symbol
Pin name
Condition
Value
Unit
Remarks
Min.
Max.
Reset input time
tRSTL
RST
—
16 tCP*—
ns
Hardware standby input time
tHSTL
HST
16 tCP*—
ns
0.2 VCC
tRSTL, tHSTL
RST
HST
0.2 VCC
Measurement conditions for AC ratings
Pin
CL
CL is a load capacitance connected to a pin under test.
CLK, ALE: CL = 30 pF
Address data bus (AD15 to AD00), RD, WR: CL = 80 pF