P89C660HFA PHILIPS [NXP Semiconductors], P89C660HFA Datasheet - Page 19

• Manufacturer Part Number: P89C660HFA
• Description: 80C51 8-bit Flash microcontroller family
• Manufacturer: PHILIPS [NXP Semiconductors]

1. These frequencies exceed the upper limit of 100 kHz of the I
2. At f
3. At f
Philips Semiconductors
Table 3.
NOTES:
2002 Oct 28
6-clock mode
12-clock mode
CR2
CR2
80C51 8-bit Flash microcontroller family
16KB/32KB/64KB ISP/IAP Flash with 512B/1KB/2KB/8KB RAM
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
OSC
OSC
CR1
CR1
= 12 MHz/15 MHz the maximum I
= 24 MHz/30 MHz the maximum I
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
Serial Clock Rates
CR0
CR0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0.24 < 62.5
0.24 < 62.5
0 < 255
0 < 255
3 MHz
6 MHz
6.25
6.25
100
100
23
27
31
37
50
23
27
31
37
50
0.49 < 62.5
0.49 < 62.5
2
2
C bus rate of 100 kHz cannot be realized due to the fixed divider rates.
C bus rate of 100 kHz cannot be realized due to the fixed divider rates.
0 < 254
12 MHz
0 < 254
6 MHz
BIT FREQUENCY (kHz) AT f
BIT FREQUENCY (kHz) AT f
12.5
12.5
100
200
100
200
47
54
63
75
47
54
63
75
0.65 < 55.6
0.65 < 55.6
16 MHz
0 < 253
0 < 253
8 MHz
133
267
133
267
62.5
83.3
62.5
83.3
2
100
100
71
17
71
17
C-bus specification and cannot be used in an I
1
1
1
1
19
0.98 < 50.0
0.98 < 50.0
12 MHz
24 MHz
0 < 251
0 < 251
OSC
OSC
107
125
150
200
400
107
125
150
200
400
94
25
94
25
1
1
1
1
1
1
1
1
1
1
2
3
P89C660/P89C662/P89C664/
1.22 < 52.1
1.22 < 52.1
15 MHz
30 MHz
0 < 250
0 < 250
134
156
188
250
500
134
156
188
250
500
117
117
31
31
1
1
1
1
1
1
1
1
1
1
1
1
2
3
48
96
Reload value Timer 1 in Mode 2.
Reload value Timer 1 in Mode 2.
(256 – (reload value Timer 1))
(256 – (reload value Timer 1))
2
C-bus application.
f
f
OSC
OSC
DIVIDED BY
DIVIDED BY
128
112
480
256
224
192
160
960
120
96
80
60
30
60
P89C668
Product data