HD404639R Datasheet, PDF (132/135 Pages) Renesas Technology Corp – 4-Bit Single-Chip Microcomputer

HD404639R Series
STOPC
0.9 V_CC
0.1 V_CC
t_STPL
t_STPr
Figure 103 STOPC Timing
SCK ₁
SCK ₂
SO ₁
SO 2
SI ₁
SI ₂
t _SCKf
V _CC– 1.0 V (0.9 V_CC)^*
0.4 V (0.1 V_CC)^*
t _DSO
t _Scyc
t _SCKL
t _SCKr
t _SCKH
V_CC – 0.5 V
0.4 V
t _SSI
t _HSI
0.9 V _CC
0.1 V _CC
Note: * V_CC – 1.0 V and 0.4 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 output.
Figure 104 Serial Interface Timing
Test point
C
30 pF
V_CC
R_L = 2.6 kΩ
R
12 kΩ
1S2074 H
or equivalent
Figure 105 Timing Load Circuit
130