80C554 Datasheet, PDF (4/76 Pages) NXP Semiconductors – 80C51 8-bit microcontroller . 6 clock operation 16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I2C, PWM, capture/compare, high I/O, 64L LQFP

Philips Semiconductors
80C51 8-bit microcontroller – 6 clock operation
16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I²C, PWM,
capture/compare, high I/O, 64L LQFP
Preliminary specification
80C554/83C554/87C554
PIN CONFIGURATIONS
Plastic Quad Flat Pack pin functions
48
33
49
32
LQFP64
64
17
1
16
Pin Function
1. AV_DD
2. P5.6/ADC6
3. P5.5/ADC5
4. P5.4/ADC4
5. P5.3/ADC3
6. P5.2/ADC2
7. P5.1/ADC1
8. P5.0/ADC0
9. V_DD
10. STADC
11. PWM0
12. PWM1
13. EW
14. P4.0/CMSR0
15. P4.1/CMSR1
16. P4.2/CMSR2
Pin Function
17. P4.3/CMSR3
18. P4.4/CMSR4
19. P4.5/CMSR5
20. P4.6/CMT0
21. P4.7/CMT1
22. RST
23. P1.0/CT0I
24. P1.1/CT1I
25. P1.2/CT2I
26. P1.3/CT3I
27. P1.4/T2
28. P1.5/RT2
29. P1.6/SCL
30. P1.7/SDA
31. P3.0/RxD
32. P3.1/TxD
Pin Function
33. P3.2/INT0
34. P3.3/INT1
35. P3.4/T0
36. P3.5/T1
37. P3.6/WR
38. P3.7/RD
39. XTAL2
40. XTAL1
41. V_SS
42. V_SS
43. P2.0/A08
44. P2.1/A09
45. P2.2/A10
46. P2.3/A11
47. P2.4/A12
48. P2.5/A13
LOGIC SYMBOL
V_SS
V_DD
XTAL1
XTAL2
EA/V_PP
ALE/PROG
PSEN
AV_SS
AV_DD
AVref+
AVref–
STADC
PWM0
PWM1
ADC0-7
CMSR0-5
CMT0
CMT1
RST
EW
LOW ORDER
ADDRESS AND
DATA BUS
CT0I
CT1I
CT2I
CT3I
T2
RT2
SCL
SDA
HIGH ORDER
ADDRESS AND
DATA BUS
RxD/DATA
TxD/CLOCK
INT0
INT1
T0
T1
WR
RD
SU00210
Pin Function
49. P2.6/A14
50. P2.7/A15
51. PSEN
52. ALE/PROG
53. EA/V_PP
54. P0.7/AD7
55. P0.6/AD6
56. P0.5/AD5
57. P0.4/AD4
58. P0.3/AD3
59. P0.2/AD2
60. P0.1/AD1
61. P0.0/AD0
62. AVref–
63. AVref+
64. AV_SS
SU01444
2000 Nov 10
4