UPD1724X View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD1724X

4-BIT SINGLE-CHIP MICROCONTROLLERS FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTERS

NEC => Renesas Technology 

µPD17240, 17241, 17242, 17243, 17244, 17245, 17246

PIN CONFIGURATION (TOP VIEW)

• 30-pin plastic SSOP (7.62 mm (300))

µPD17240MC-×××-5A4, 17241MC-×××-5A4, 17242MC-×××-5A4, 17243MC-×××-5A4,

µPD17244MC-×××-5A4, 17245MC-×××-5A4, 17246MC-×××-5A4

P0D2

1

P0D3

2

P1B0/INT

3

P0E0

4

P0E1

5

P0E2

6

P0E3

7

REM

8

VDD

9

XOUT

10

XIN

11

GND

12

RESET

13

P1A0

14

P1A1

15

30

P1A2

29

P0D1

28

P0D0

27

P0C3

26

P0C2

25

P0C1

24

P0C0

23

P0B3

22

P0B2

21

P0B1

20

P0B0

19

P0A3

18

P0A2

17

P0A1

16

P0A0

GND:

Ground

INT:

External interrupt request signal input

P0A0 to P0A3: Input port (CMOS input with pull-up resistor)

P0B0 to P0B3: I/O port (CMOS input with pull-up resistor/N-ch open-drain output)

P0C0 to P0C3: I/O port (CMOS input with pull-up resistor/N-ch open-drain output)

P0D0 to P0D3: I/O port (CMOS input with pull-up resistor/N-ch open-drain output)

P0E0 to P0E3: I/O port (when key matrix is used: CMOS input with pull-up resistor/N-ch open-

drain output, when key matrix is not used: CMOS input/push-pull output)

P1A0/P1A2: Input port (when key matrix is used: CMOS input/N-ch open-drain output, when

key matrix is not used: CMOS input/push-pull output)

P1B0:

Input port (CMOS input)

REM:

Remote controller output (CMOS push-pull output)

RESET:

Reset input

VDD:

Power supply

XIN, XOUT:

Resonator connection

Data Sheet U15002EJ1V0DS

5

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