HD404054 Datasheet, PDF (92/101 Pages) Hitachi Semiconductor – HMCS400-series microcomputers designed to increase program productivity with large-capacity memory

HD404054 Series/HD404094 Series
AC Characteristics (HD404052, HD404054, HD404092, HD404094: V_CC = 1.8 V to 6.0 V, GND = 0 V,
T_a = –20 °C to +75°C; HD40A4052, HD40A4054: V_CC = 4.0 V to 6.0 V, GND = 0 V, T_a = –20°C to
+75°C; HD4074054, HD4074094: V_CC = 2.7 V to 5.5 V, GND = 0 V, T_a = –20°C to +75°C, unless
otherwise specified)
Item
Symbol Pin(s) Min
Clock oscillation
frequency
f _OSC
OSC₁, 0.4
OSC₂
0.4
Instruction cycle time t_cyc
—
—
—
—
Oscillation stabilization t_RC
time (ceramic)
OSC₁, —
OSC₂
—
External clock high
t _CPH
width
External clock low width t_CPL
External clock rise time t_CPr
External clock fall time t_CPf
INT₀, INT₁, EVND high t_IH
width
INT₀, INT₁, EVND low t_IL
width
RESET low width
t _RSTL
STOPC low width
t _STPL
RESET rise time
t _RSTr
STOPC rise time
t _STPr
—
OSC₁
105
49
OSC₁
105
49
OSC₁
—
—
OSC₁
—
—
INT₀, INT₁, 2
EVND
INT₀, INT₁, 2
EVND
RESET 2
STOPC 1
RESET —
STOPC —
Typ
—
—
8
3.76
1
0.47
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Max Unit Test Condition
4 MHz
Notes
1
8.5 MHz
2
— µs f_OSC = 4 MHz, ÷32
1, 4
— µs f_OSC = 8.5 MHz, ÷32
2, 4
— µs f_OSC = 4 MHz, ÷4
1, 3
— µs f_OSC = 8.5 MHz, ÷4
2, 3
7.5 ms V_CC = 2.7 V to 5.5 V:
3, 4
HD4074054, HD4074094
V_CC = 2.7 V to 6.0 V:
HD404052, HD404054,
HD404092, HD404094
60 ms V_CC = 1.8 V to 2.7 V:
HD404052, HD404054,
HD404092, HD404094
7.5 ms V_CC = 4.0 V to 6.0 V:
5, 6
HD40A4052,HD40A4054
— ns
1, 7
— ns
2, 7
— ns
1, 7
— ns
2, 7
20 ns
1, 7
10 ns
2, 7
20 ns
1, 7
10 ns
2, 7
—
t _cyc
8
—
t _cyc
8
—
t _cyc
9
—
t _RC
10
20 ms
9
20 ms
10
92