SH7146 Datasheet, PDF (971/1022 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH™ RISC engine Family

Section 24 Electrical Characteristics
24.3.9 Port Output Enable (POE) Timing
Table 24.13 Port Output Enable (POE) Timing
Conditions: V_CC = 4.0 V to 5.5 V, AV_CC = 4.0 V to 5.5 V, V_SS = PLLV_SS = AV_SS = 0 V,
T_a = –20°C to +85°C (consumer applications)*,
T_a = –40°C to +85°C (industrial applications)
Item
Symbol
Min.
POE input setup time
t_POES
50
POE input pulse width
t
1.5
POEW
Note: t_pcyc indicates the peripheral clock (Pφ) cycle.
* –20°C to +75°C for SH71491.
Max.


Unit
ns
t
pcyc
Reference
Figure
Figure 24.23
CK
POEn input
t_POES
t_POEW
Figure 24.23 POE Input Timing
Rev. 3.00 May 17, 2007 Page 927 of 974
REJ09B0229-0300