HD404374 Datasheet, PDF (143/161 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip A/D Converter

HD404374/HD404384/HD404389/HD404082/HD404084 Series
Serial interface timing characteristics DC Characteristics (HD404372, HD40A4372, HD40C4372,
HD404374, HD40A4374, HD40C4374, HD404382, HD40A4382, HD40C4382, HD404384,
HD40A4384, HD40C4384, HD404388, HD40A4388, HD40C4388, HD404389, HD40A4389,
HD40C4389, HD404081, HD40A4081, HD40C4081, HD404082, HD40A4082, HD40C4082,
HD404084, HD40A4084, HD40C4084: V_CC = 1.8 V to 5.5 V, GND = 0 V, T_a = –20°C to +75°C;
HCD404082, HCD40C4082, HCD404084, HCD40C4084: V_CC = 1.8 V to 5.5 V, GND = 0 V, T_a =
+75°C; HD407A4374, HD407C4374, HD407A4384, HD407C4384, HD407A4389, HD407C4389: V_CC =
2.0 V to 5.5 V, GND = 0 V, T_a = –40°C to +85°C, unless otherwise specified)
Item
Symbol
Serial clock cycle time t_Scyc
Serial clock high-level t_SCKH
width
Serial clock low-level t_SCKL
width
Serial clock rise time t_{SC Kr}
Serial clock fall time t_SCKf
Serial output data
t_DSO
delay time
Serial input data setup t_SSI
time
Serial input data hold t_HSI
time
Pins
SCK
SCK
SCK
SCK
SCK
SO
SI
SI
min.
1
0.4
0.4
—
—
—
200
200
typ. max.
——
——
——
— 100
— 100
— 300
——
——
Unit
t_cyc
t_Scyc
Test conditions
See load in figure 83
See load in figure 83
Notes
1
1
t_Scyc See load in figure 83 1
ns See load in figure 83 1
ns See load in figure 83 1
ns See load in figure 83 1
ns
1
ns
1
During Serial Clock Input
Item
Symbol
Serial clock cycle time t_Scyc
Serial clock high-level t_SCKH
width
Serial clock low-level t_SCKL
width
Serial clock rise time t_{SC Kr}
Serial clock fall time t_SCKf
Serial output data
t_DSO
delay time
Serial input data setup t_SSI
time
Serial input data hold t_HSI
time
Note: 1. See figure 82.
Pins
SCK
SCK
SCK
SCK
SCK
SO
SI
SI
min.
1
0.4
0.4
—
—
—
200
200
typ. max.
——
——
——
— 100
— 100
— 300
——
——
Unit
t_cyc
t_Scyc
Test conditions
Notes
1
1
t_Scyc
1
ns
1
ns
1
ns See load in figure 83 1
ns
1
ns
1
Rev.5.00, Sep.11.2003, page 143 of 161