HD404019R Datasheet, PDF (62/65 Pages) Renesas Technology Corp – CMOS 4-bit single-chip microcomputers

HD404019R Series
HD404019R
HD4074019
HD407L4019 (V_CC = 4.5 V to 5.5 V)
t_SCKf
SCK
V_CC – 2.0 V (0.8 V_CC)^*
0.8 V (0.2 V_CC)^*
SO
SI
t_Scyc
t_SCKr
t_SCKL
t_SCKH
t_DSO
V_CC – 2.0 V
0.8 V
t_SCKHD
t_SSI
t_HSI
0.7 V_CC
0.3 V_CC
Note: * V_CC – 2.0 V and 0.8 V are the threshold voltages for transmit clock output.
0.8 V_CC and 0.2 V_CC are the threshold voltages for transmit clock input.
HD40L4019R
HD407L4019 (V_CC = 3.0 V to 4.5 V)
t_SCKf
SCK
V_CC – 2.0 V (0.9 V_CC)^*
0.8 V (0.1 V_CC)^*
SO
SI
t_Scyc
t_SCKr
t_SCKL
t_SCKH
t_DSO
V_CC – 2.0 V
0.8 V
t_SCKHD
t_SSI
t_HSI
0.7 V_CC
0.3 V_CC
Note: * V_CC – 2.0 V and 0.8 V are the threshold voltages for transmit clock output.
0.9 V_CC and 0.1 V_CC are the threshold voltages for transmit clock input.
Figure 29 Timing of Serial Interface
Test
point
C
30 pF
V_CC
R_L = 2.6 kΩ
R
12 kΩ
1S2074 H
or equivalent
Figure 30 Timing Load Circuit
60