HM51(S)4170D Series, HM51(S)4270D Series
Capacitance (Ta = 25°C, VCC = 5 V ± 10%)
Parameter
Symbol Typ
Max
Unit
Notes
Input capacitance (Address)
CI1
—
5
pF
1
Input capacitance (Clocks)
CI2
—
7
pF
1
Output capacitance (Data-in, Data-out)
CI/O
—
10
pF
1, 2
Notes: 1. Capacitance measured with Boonton Meter or effective capacitance measuring method.
2. CAS = VIH to disable Dout.
AC Characteristics (Ta = 0 to +70°C, VCC = 5 V ± 10%, VSS = 0 V)*1, *14, *15, *17, *18
Test Conditions
• Input rise and fall time: 5 ns
• Input timing reference levels: 0.8 V, 2.4 V
• Input levels: 0 V, 3 V
• Output load: 2 TTL gate + CL (100 pF) (Including scope and jig)
11