TC94A14FA Toshiba, TC94A14FA Datasheet - Page 12

• Manufacturer Part Number: TC94A14FA
• Description: Digital Servo Single-Chip Processor for Use in CD Player
• Manufacturer: Toshiba

Analog Circuit Characteristics
1. AD Converter
Resolution
Sampling frequency
Conversion input range
2. DA Converter (focus and tracking equalizer output)
Number of bits
Sampling frequency
Signal output range
3. PLL Filter Amp
I/O signal range
Frequency characteristic
4. VCO (PLL)
Center oscillation frequency
Frequency variable range
5. TEZI Signal Comparator
Input range
Hysteresis voltage
6. RFZI Signal Comparator
Input range
Hysteresis voltage
Characteristics
Characteristics
Characteristics
Characteristics
Characteristics
Characteristics
SBAD
RFRP
FE
TE
Circuit
Circuit
Circuit
Circuit
Circuit
Circuit
Test
Test
Test
Test
Test
Test
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
AV
AV
AV
-3dB point (Gain = 1)
LPFO = V
[VCOGSL] bit = “L”
[VCOGSL] bit = “H”
V
V
REF
REF
SS
DD3
SS
reference
reference
= 0 V
= 0 V, AV
= 3.3 V
Test Condition
Test Condition
Test Condition
Test Condition
Test Condition
Test Condition
REF
12
¾
¾
¾
¾
¾
¾
¾
DD3
= 3.3 V
AV
AV
AV
AV
AV
0.15 ´
Min
Min
Min
Min
Min
Min
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
DD3
SS3
SS3
SS3
SS3
176.4
176.4
176.4
Typ.
88.2
Typ.
Typ.
Typ.
Typ.
Typ.
±50
±60
±50
±50
34
¾
¾
¾
¾
¾
¾
¾
8
8
AV
AV
PV
AV
AV
0.85 ´
Max
Max
Max
Max
Max
Max
TC94A14F/FA/FB
2.8
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
¾
5
DD3
DD3
DD3
DD3
DD3
MHz
MHz
MHz
Unit
kHz
Unit
Unit
Unit
Unit
Unit
mV
mV
bit
bit
%
V
V
V
V
V
2002-11-18