PCD3755AH View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
PCD3755AH
Philips Electronics
PCD3755AH Datasheet PDF : 32 Pages
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Philips Semiconductors
8-bit microcontrollers with DTMF generator,
8 kbytes OTP and 128 bytes EEPROM
Product specification
PCD3755A; PCD3755E;
PCD3755F
5.2 Pin description
Table 1 SOT117-1 and SOT136-1 packages (for information on parallel I/O ports, see Chapter 14)
SYMBOL
P1.1 to P0.7
T1
XTAL1
XTAL2
RESET
CE/T0
P1.0 to P1.6
P1.7/MDY
P2.0
VSS
TONE
VDD
P2.1 to P2.3
P0.0
PIN
1 to 7
8
9
10
11
12
13 to 19
20
21
22
23
24
25 to 27
28
TYPE
I/O
I
I
O
I
I
I/O
I/O
I/O
P
O
P
I/O
I/O
DESCRIPTION
7 bits of Port 0: 8-bit quasi-bidirectional I/O port
Test 1 or count input of 8-bit Timer/event counter 1
crystal oscillator or external clock input
crystal oscillator output
reset input
Chip Enable or Test 0
7 bits of Port 1: 8-bit quasi-bidirectional I/O port
1 bit of Port 1: 8-bit quasi-bidirectional I/O port; or melody output
1 bit of Port 2: 4-bit quasi-bidirectional I/O port
ground
DTMF output
positive supply voltage
3 bits of Port 2: 4-bit quasi-bidirectional I/O port
1 bit of Port 0: 8-bit quasi-bidirectional I/O port
Table 2 SOT358-1 package (for information on parallel I/O ports, see Chapter 14)
SYMBOL
n.c.
P0.5 to P0.7
T1
XTAL1
XTAL2
RESET
CE/T0
P1.0 to P1.6
P1.7/MDY
P2.0
VSS
TONE
VDD
P2.1 to P2.3
P0.0 to P0.4
PIN
1, 13, 17, 28
2 to 4
5
6
7
8
9
10 to 12,
14 to 16, 18
19
20
21
22
23
24 to 26
27, 29 to 32
TYPE
−
I/O
I
I
O
I
I
I/O
I/O
I/O
P
O
P
I/O
I/O
DESCRIPTION
not connected
3 bits of Port 0: 8-bit quasi-bidirectional I/O port
Test 1 or count input of 8-bit Timer/event counter 1
crystal oscillator or external clock input
crystal oscillator output
reset input
Chip Enable or Test 0
7 bits of Port 1: 8-bit quasi-bidirectional I/O port
1 bit of Port 1: 8-bit quasi-bidirectional I/O port; or melody output
1 bit of Port 2: 4-bit quasi-bidirectional I/O port
ground
DTMF output
positive supply voltage
3 bits of Port 2: 4-bit quasi-bidirectional I/O port
5 bits of Port 0: 8-bit quasi-bidirectional I/O port
1997 Apr 16
6
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