Philips Semiconductors Product data
P89C660/P89C662/P89C664/
P89C668
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/1KB/2KB/8KB RAM
2002 Oct 28
85
V
CC
P0
EA
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
V
CC
I
CC
(NC)
CLOCK SIGNAL
P1.6
P1.7
*
*
89C660
89C662
89C664
89C668
SU01261
Figure 68. I
CC
Test Condition, Active Mode.
All other pins are disconnected
V
CC
P0
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
I
CC
(NC)
CLOCK SIGNAL
P1.6
P1.7
EA
*
*
89C660
89C662
89C664
89C668
SU01262
Figure 69. I
CC
Test Condition, Idle Mode.
All other pins are disconnected
V
CC
–0.5
0.5V
t
CHCL
t
CLCL
t
CLCH
t
CLCX
t
CHCX
SU00266
Figure 70. Clock Signal Waveform for I
CC
Tests in Active and Idle Modes.
t
CLCL
= t
CHCL
= 10 ns
V
CC
P0
RST
XTAL1
XTAL2
V
SS
V
CC
V
CC
I
CC
(NC)
P1.6
P1.7
EA
*
*
89C660
89C662
89C664
89C668
SU01263
Figure 71. I
CC
Test Condition, Power-Down mode.
All other pins are disconnected; V
CC
= 2V to 5.5V
NOTE:
* Ports 1.6 and 1.7 should be connected to V
CC
through resistors of sufficiently high value such that the sink current into these pins does not
exceed the I
OL1
specification.
