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HD404618 Datasheet, PDF (83/89 Pages) Hitachi Semiconductor – 4-Bit Single-Chip Microcomputer | |||
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HD404618 Series
Serial Interface Timing Characteristics (HD404612, HD404614, HD404616, HD404618: VCC = 2.7 V
to 6.0 V; HD4074618: VCC = 3.0 V to 5.5 V, GND = 0 V, Ta = â20 to +75°C, unless otherwise specified)
During Transmit Clock Output
Item
Symbol Pin(s) Min
Typ
Max Test Condition Unit Notes
Transmit clock tScyc
cycle time
SCK
1
â
â
Load shown in tcyc/tsubcyc 1, 3
figure 54
Transmit clock tSCKH
SCK
0.5
â
high width
â
Load shown in tScyc
1
figure 54
Transmit clock tSCKL
SCK
0.5
â
low width
â
Load shown in tScyc
1
figure 54
Transmit clock tSCKr
SCK
â
â
200 Load shown in ns
1
rise time
figure 54
Transmit clock tSCKf
SCK
â
â
200 Load shown in ns
1
fall time
figure 54
Serial output
t DSO
SO
â
â
500 Load shown in ns
1
data delay time
figure 54
Serial input data tSSI
SI
300
â
â
setup time
ns
1
Serial input data tHSI
SI
300
â
â
hold time
ns
1
83
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