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Sony Semiconductor Electronic Components Datasheet

CXP84500 Datasheet

CMOS 8-bit Single Chip Microcomputer

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CXP84500
CMOS 8-bit Single Chip Microcomputer
Piggyback/
evaluator
Description
The CXP84500 is a CMOS 8-bit single chip micro-
computer of piggyback/evaluator combined type,
which is developed for evaluating the function of the
CXP84540/84548.
80 pin PQFP (Ceramic)
Features
A wide instruction set (213 instructions) which
covers verious types of data.
– 16-bit operation/multiplication and division/Boolean bit operation instructions
Minimum instruction cycle 143ns at 28MHz operation (4.5 to 5.5V)
200ns at 20MHz (3.0 to 5.5V)
Applicable EPROM
LCC type 27C512
(Maximum 60K bytes are available)
Incorporated RAM capacity 1472 bytes
Peripheral functions
– A/D converter
8 bits, 8 channels, successive approximation method
(Conversion time of 1.93µs at 28MHz/4.5 to 5.5V, 2.6µs at 20MHz/3.0 to 5.5V)
– Serial interface
Incorporated 8-bit, 8-stage FIFO (Auto transfer for 1 to 8 bytes,latch output
function, MSB/LSB first selectable), 1 channel
8-bit clock sync type, 1 channel
– Timer
8-bit timer/counter
19-bit time base timer
16-bit capture timer/counter
– PWM output
8 bits, 2 channels
Interruption
14 factors, 14 vectors, multi-interruption possible
Standby mode
SLEEP/STOP
Package
80-pin ceramic PQFP
Note) Mask option depends on the type of the CXP84500. Refer to the Products List for details.
Structure
Silicon CMOS IC
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.
–1–
E96907A82


Sony Semiconductor Electronic Components Datasheet

CXP84500 Datasheet

CMOS 8-bit Single Chip Microcomputer

No Preview Available !

Pin Assignment in Piggyback Mode
CXP84500
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
PF3 1
64 PI4
PF4 2
63 PI3/INT3
PF5 3
62 PI2/INT2
PF6 4
61 PI1/INT1
PF7 5
60 PI0/INT0
PD0 6
59 PE5/TO/PWM1
PD1 7
58 PE4/PWM0
PD2 8
PD3 9
4 3 2 1 32 31 30
A6 5
29 A8
57 PE3/NMI
56 PE2/CINT
PD4 10
A5 6
28 A9
55 PE1/EC1
PD5 11
A4 7
27 A11 54 PE0/EC0
PD6 12
A3 8
26 NC 53 PB7/SO1
PD7 13
A2 9
25 OE 52 PB6/SI1
PC0 14
A1 10
24 A10
51
PB5/SCK1
PC1 15
A0 11
23 CE 50 PB4/SO0
PC2 16 NC 12
22 D7
49 PB3/SI0
PC3 17
PC4 18
D0 13
21
14 15 16 17 18 19 20
D6
48 PB2/SCK0
47 PB1/CS0
PC5 19
46 PB0/LAT0
PC6 20
45 PA7/AN7
PC7 21
44 PA6/AN6
PH0 22
43 PA5/AN5
PH1 23
42 PA4/AN4
PH2 24
41 PA3/AN3
25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
Note) NC (pin 73) is left open.
However, this pin is used for the Flash EEPROM incorporated version (CXP845F60).
–2–


Part Number CXP84500
Description CMOS 8-bit Single Chip Microcomputer
Maker Sony Corporation
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CXP84500 Datasheet PDF






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