Sony CXP84300 Datasheet

Description

The CXP84300 is a CMOS 8-bit single chip micro­computer of piggyback/evaluator combined type,
which is developed for evaluating the function of the
CXP84332/84340.

Features

• Wide-range instruction system (213 instructions) to

cover various types of data

— 16-bit operation/multiplication and division/Boolean

bit operation instructions

• Minimum instruction cycle 400ns at 10MHz operation

122µs at 32kHz operation

• Applicable EPROM LCC type 27C512

(Maximum 40K bytes are available.)

• Incorporated RAM capacity 1120 bytes

• Peripheral functions

— A/D converter 8-bit, 8-channel, successive approximation method

(Conversion time of 32µs/10MHz)

— Serial interface Incorporated 8-bit, 8-stage FIFO

(Auto transfer for 1 to 8 bytes), 1 channel
8-bit clock sync type, 1 channel

— Timer 8-bit timer

8-bit timer/counter
19-bit time base timer
16-bit capture timer/counter

32kHz timer/counter
— Remote control reception circuit 8-bit pulse measurement counter with on-chip 6-stage FIFO
— PWM output 14 bits, 1 channel

• Interruption 15 factors, 15 vectors, multi-interruption possible

• Standby mode Sleep/stop

• Package 80-pin ceramic QFP
Note) Mask option depends on the type of the CXP84300. Refer to the Products List for details.

Structure

Silicon gate CMOS IC

CMOS 8-bit Single Chip Microcomputer

– 1 –

E93866A7X-PS

Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.

CXP84300

80 pin PQFP (Ceramic)

Piggyback/
evaluator type

– 2 –

CXP84300

PF3
PF4
PF5
PF6

PF7
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PH0
PH1
PH2

PI4
PI3/INT3
PI2/INT2
PI1/INT1
PI0/INT0
PE5/TO
PE4/PWM
PE3/NMI
PE2/RMC
PE1/EC1
PE0/EC0
PB7/SO1
PB6/SI1
PB5/SCK1
PB4/SO0
PB3/SI0
PB2/SCK0
PB1/CS0
PB0/CINT
PA7/AN7
PA6/AN6
PA5/AN5
PA4/AN4
PA3/AN3

PH3

PH4

PH5

PH6

PH7

RST

EXTAL

XTAL

Vss

TX

TEX

AVss

AV

REF

PA0/AN0

PA1/AN1

PA2/AN2

PF2

PF1

PF0

PG7

PG6

PG5

PG4

NC

V

DD

PG3

PG2

PG1

PG0

PI7

PI6

PI5

A8
A9
A11
NC
OE
A10
CE
D7
D6

A6
A5
A4
A3
A2
A1
A0

NC

D0

A7

A12

A15

NC

V

DD

A14

A13

D1

D2

GND

NC

D3

D4

D5

2
3
4
5
6
7
8

9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

24

25

26

27

28

29

30

40

39

38

37

36

35

34

31

32

33

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

70

69

68

67

63

64

65

66

61

62

71

72

73

74

75

76

77

78

79

80

1

2

3

4

5

6

7
8
9

10
11
12
13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

1

Pin Assignment in Piggyback Mode

Note) NC (Pin 73) is always connected to VDD.