Datasheet

M32C/87 Group (M32C/87, M32C/87A, M32C/87B) 5. Electrical Characteristics
REJ03B0127-0151 Rev.1.51 Jul 31, 2008
Page 81 of 85
Figure 5.8 VCC1 = VCC2 = 3.3 V Timing Diagram (2/4)
Memory Expansion Mode and Microprocessor Mode
BCLK
RD
(Separate bus)
WR, WRL, WRH
(Separate bus)
RD
(Multiplexed bus)
WR, WRL, WRH
(Multiplexed bus)
RDY Input
tsu(RDY-BCLK) th(BCLK-RDY)
Hi-Z
tsu(HOLD-BCLK)
td(BCLK-HLDA)
BCLK
HOLD Input
HLDA Output
P0, P1, P2,
P3, P4,
P5_0 to P5_2
Measurement Conditions
-VCC1 = VCC2 = 3.0 to 3.6 V
-Input high and low voltage: VIH = 2.4 V, VIL = 0.6 V
-Output high and low voltage: VOH = 1.5 V, VOL = 1.5 V
VCC1=VCC2=3.3V
th(BCLK-HOLD)
td(BCLK-HLDA)