2004 Sep 13
18
Philips Semiconductors
Product specification
Low-power FM stereo radio for
handheld applications
TEA5768HL
C
HARGE PUMP
:
PIN
CPOUT
I
sink
charge pump peak sink
current
0.2 V < V
CPOUT
< V
VCOTANK2
−
0.2 V;
f
VCO
> f
ref
×
N
prog
−
0.5
−
µ
A
I
source
charge pump peak source
current
0.2 V < V
CPOUT
< V
VCOTANK2
−
0.2 V;
f
VCO
< f
ref
×
N
prog
−
−
0.5
−
µ
A
IF counter
V
RF
RF input voltage for correct
IF count
−
12
18
µ
V
N
IF
IF counter length
−
7
−
bit
N
precount
IF counter prescaler ratio
−
64
−
T
count(IF)
IF counter period
f
xtal
= 32.768 kHz
−
15.625
−
ms
f
xtal
= 13 MHz
−
15.754
−
ms
RES
count(IF)
IF counter resolution
f
xtal
= 32.768 kHz
−
4.096
−
kHz
f
xtal
= 13 MHz
−
4.0625
−
kHz
IF
count
IF counter result for search
tuning stop
f
xtal
= 32.768 kHz
31
−
3E
HEX
f
xtal
= 13 MHz
32
−
3D
HEX
Pins DATA, CLOCK, BUSMODE and BUSENABLE
R
i
input resistance
10
−
−
M
Ω
Software programmable ports
P
IN
SWPORT1
I
sink(max)
maximum sink current
data byte 3 bit 0 = 0;
data byte 4 bit 0 = 0;
V
SWPORT1
< 0.5 V
500
−
−
µ
A
I
leak(max)
maximum leakage current
data byte 3 bit 0 = 1;
V
SWPORT1
< 5 V
−
1
−
+1
µ
A
P
IN
SWPORT2
I
sink(max)
maximum sink current
data byte 4 bit 7 = 0;
V
SWPORT1
< 0.5 V
500
−
−
µ
A
I
leak(max)
maximum leakage current
data byte 4 bit 7 = 1;
V
SWPORT1
< 5 V
−
1
−
+1
µ
A
FM signal channel
FM RF
INPUT
R
i
input resistance at pins
RFI1 and RFI2 to RFGND
75
100
125
Ω
C
i
input capacitance at pins
RFI1 and RFI2 to RFGND
2.5
4
6
pF
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
