PCD3350AH datasheet(6/36 Pages) PHILIPS

6 / 36 page

1996 Dec 18

Philips Semiconductors

Product speciﬁcation

8-bit microcontroller with DTMF generator,

256 bytes EEPROM and real-time clock

PCD3350A

5.2

Pin description

Table 1

SOT205-1 package (for information on parallel I/O ports, see Chapter 14)

SYMBOL

TYPE

DESCRIPTION

P2.1 to P2.3

1 to 3

I/O

3 bits of Port 2: 4-bit quasi-bidirectional I/O port

DP0.0/RCO

I/O

1 bit of Derivative Port 0: 6-bit quasi-bidirectional I/O port; or RTC output

DP0.1 to DP0.5

5 to 9

I/O

5 bits of Derivative Port 0: 6-bit quasi-bidirectional I/O port

RTC1

Real Time Clock 32 kHz oscillator input

RTC2

Real Time Clock 32 kHz oscillator output

CE/T0

Chip Enable or Test 0 input

Test 1/count input of 8-bit Timer/event counter 1

RESET

reset input

DP1.0 to DP1.6

15 to 21

I/O

7 bits of Derivative Port 1: 8-bit quasi-bidirectional I/O port

DP1.7/DCO

I/O

1 bit of Derivative Port 1: 8-bit quasi-bidirectional I/O port; or DTMF clock

output

P0.0 to P0.3

23 to 26

I/O

4 bits of Port 0: 8-bit quasi-bidirectional I/O port

XTAL1

crystal oscillator/external clock input

XTAL2

crystal oscillator output

P0.4 to P0.7

29 to 32

I/O

4 bits of Port 0: 8-bit quasi-bidirectional I/O port

P1.0 to P1.2

33 to 35

I/O

3 bits of Port 1: 8-bit quasi-bidirectional I/O port

VSS

ground

TONE

DTMF output

VDD

positive supply voltage

P1.3 to P1.6

39 to 42

I/O

4 bits of Port 1: 8-bit quasi-bidirectional I/O port

P1.7/MDY

I/O

1 bit of Port 1: 8-bit quasi-bidirectional I/O port; or melody output

P2.0

I/O

1 bit of Port 2: 4-bit quasi-bidirectional I/O port

PCD3350AH Datasheet(PDF) 6 Page - NXP Semiconductors

PCD3350AH Datasheet(HTML) 6 Page - NXP Semiconductors

Html Pages

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 33 34 35 36

Datasheet Descarga

Enlace URL