pcd3349a NXP Semiconductors, pcd3349a Datasheet - Page 5

• Manufacturer Part Number: pcd3349a
• Description: 8-bit Microcontroller With Dtmf Generator
• Manufacturer: NXP Semiconductors

Philips Semiconductors
5
5.1
1998 May 11
handbook, halfpage
8-bit microcontroller with DTMF generator
Fig.2 Pin configuration (SOT117-1 and SOT136-1).
PINNING INFORMATION
Pinning
RESET
XTAL1
XTAL2
CE/T0
P0.1
P0.2
P0.3
P0.4
P0.5
P0.6
P0.7
P1.0
P1.1
T1
10
11
12
13
14
1
2
3
4
5
6
7
8
9
PCD3349A
MBG087
28
27
26
25
24
23
22
21
20
19
18
17
16
15
P0.0
P2.3
P2.2
P2.1
V DD
TONE
V SS
P2.0
P1.7
P1.6
P1.5
P1.4
P1.3
P1.2
5
5.2
Table 1
P0.0 to P0.7 28, 1 to 7 Port 0: 8 quasi-bidirectional
T1
XTAL1
XTAL2
RESET
CE/T0
P1.0 to P1.7
P2.0 to P2.3
V
TONE
V
SYMBOL
SS
DD
Pin description
SOT117-1 and SOT136-1 packages
13 to 20
21, 25,
26, 27
PIN
10
12
22
23
24
11
8
9
I/O lines
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
Port 1: 8 quasi-bidirectional
I/O lines
Port 2: 4 quasi-bidirectional
I/O lines
ground
DTMF output
positive supply voltage
DESCRIPTION
Product specification
PCD3349A