
110
AT89C51RB2/RC2
4180E–8051–10/06
If IOL exceeds the test condition, VOL may exceed the related specification. Pins are not guaranteed to sink current greater
than the listed test conditions.
7. For other values, please contact your sales office.
8. Icc Flash Write operation current while an on-chip flash page write is on going.
Figure 46. ICC Test Condition, Active Mode
Figure 47. ICC Test Condition, Idle Mode
Figure 48. I
CC Test Condition, Power-down Mode
Figure 49. Clock Signal Waveform for ICC Tests in Active and Idle Modes
EA
VCC
ICC
(NC)
CLOCK
SIGNAL
VCC
All other pins are disconnected.
RST
XTAL2
XTAL1
V
SS
V
CC
P0
RST
EA
XTAL2
XTAL1
V
SS
VCC
V
CC
ICC
(NC)
P0
VCC
All other pins are disconnected.
CLOCK
SIGNAL
RST
EA
XTAL2
XTAL1
V
SS
V
CC
V
CC
ICC
(NC)
P0
VCC
All other pins are disconnected.
VCC-0.5V
0.45V
0.7VCC
0.2VCC-0.1
TCLCH
TCHCL
TCLCH = TCHCL = 5ns.