pcd3349a NXP Semiconductors, pcd3349a Datasheet - Page 11

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pcd3349a

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

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Philips Semiconductors
Notes
1. TONE output requires V
2. V
3. Crystal connected between XTAL1 and XTAL2; pins T1 and CE/T0 at V
4. Values are specified for DTMF frequencies only (CEPT).
5. Related to the Low Group Frequency (LGF) component (CEPT).
6. V
1998 May 11
Inputs
V
V
I
Port outputs (see Figs 10 to 12)
I
I
I
TONE output (see Fig.4; notes 1 and 4)
V
V
V
V
THD
Power-on-reset
SYMBOL
IL
OL
OH
OH
Z
V
IL
IH
HGrms
LGrms
DC
G
8-bit microcontroller with DTMF generator
f f
O
POR
otherwise specified.
IL
POR
= V
is an option chosen by the user. Depending on its value, it may restrict the supply voltage range.
SS
LOW-level input voltage
HIGH-level input voltage
input leakage current
LOW-level port sink
current
HIGH-level port pull-up
source current
HIGH-level port push-pull
source current
HGF voltage (RMS)
LGF voltage (RMS)
frequency deviation
DC voltage level
output impedance
pre-emphasis of group
total harmonic distortion
Power-on-reset level
variation around chosen
V
; V
POR
IH
= V
PARAMETER
DD
; open-drain outputs connected to V
DD
2.5 V.
V
V
V
V
V
T
note 6
amb
SS
DD
O
O
DD
= 2.7 V; V
= 0 V; V
= 3 V; V
= 3 V; V
= 25 C; note 5
V
I
V
DD
DD
O
O
DD
CONDITIONS
= 3 V
= 0.4 V
= 2.6 V
= 3 V
11
SS
; all other outputs open; value HGF = LGF = 0, unless
SS
; value HGF = LGF = 0.
0
0.7V
0.7
158
125
1.5
1
10
0.7
0.6
0.5
MIN.
DD
3.5
181
142
0.5V
100
2.0
25
0
20
100
4
TYP.
Product specification
DD
PCD3349A
0.3V
V
+1
205
160
0.6
500
2.5
+0.5
MAX.
300
DD
DD
UNIT
V
V
mA
mA
mV
mV
%
V
dB
dB
V
A
A
A

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