TDA1301 Philips Semiconductors, TDA1301 Datasheet - Page 11

• Manufacturer Part Number: TDA1301
• Description: Digital servo processor DSIC2
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Notes
1. f
2. Internal reference source with 4 different output voltages. Selection is achieved via the serial interface. The given
3. f
4. Internal reference is switched OFF by serial interface. V
5. Externally applied V
6. The gain of the ADC is defined as: G
7. At 10 to 90% levels with C
8. A resistor must be connected to set the gain of the oscillator circuit. The value of the resistor depends on the crystal
9. When the TDA1301T is supplied by an external oscillator frequency, no crystal or resonator is required while the
March 1994
Slave clock mode: XTALI
V
V
t
H
SYMBOL
IL
IH
Digital servo processor (DSIC2)
values are for an unloaded reference voltage.
output is the number of pulses at the digital output in counts per second and I
The maximum input current depends on the system frequency (f
For D1 to D4: I
For R1 and R2: I
The gain tolerance is the deviation from the calculated gain regarding note 1.
or resonator connected to the oscillator circuit (see also Chapter “Application information” ).
external reference resistor has different limits.
sys
ripple
= 4.2336 MHz; V
= 1 kHz; V
LOW level input voltage
HIGH level input voltage
HIGH level input time
i(max)
ripple
i(max)
PARAMETER
RH
= 1.5
RL
= 0.5 V (p-p).
= 0.75
= 2.5 V and V
= 0 V; V
L
f
= 50 pF.
sys
f
sys
RH
V
= 2.5 V (externally applied).
ref
V
RL
ADC
ref
10
= 0 V, measuring bandwidth: 200 Hz to 20 kHz, f
= f
relative to the clock
period
10
6
sys
/R
i
6
/I
CONDITIONS
/R
max
f
i
sys
(counts/mA). Thus the digital output is I
f
[ A].
sys
12
RH
[ A].
is the reference input.
sys
) and on V
2.0
45
MIN.
ref
I
is the DC input current in mA.
= V
TYP.
RH
V
i(ADC)
RL
I
0.5
55
G
Product specification
= 1 kHz.
ADC
MAX.
TDA1301T
where: digital
V
V
%
UNIT