TC94A14FA Toshiba, TC94A14FA Datasheet - Page 13

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

Application Circuit
7. Data Slicer Circuit
Input amplitude
Output conversion range
Output impedance
8. Audio DAC Characteristics
Total harmonic distortion + noise
S/N ratio
Dynamic range
Cross talk
Analog output amplitude
Test Circuit 1: Application circuit is used.
(1)
(2)
16.9344 MHz
Characteristics
Characteristics
Characteristics
Comparator
R-2R DAC (digital slicer DAC)
Characteristic
THD + N, CT
TC94A14F/FA/FB
application circuit
LPF: Filter with built-in Shibasoku 725D
Distortion meter: Shibasoku 725D equivalent
S/N, DR
3.3 V
XI
XO
XV
XV
TC94A14F/FA/FB
THD + N (1)
THD + N (2)
DD3
SS3
Circuit
Circuit
Test
Test
DAC out
Symbol
S/N (1)
S/N (2)
Distortion Filter Setting
¾
¾
¾
DR
CT
Rout
Lout
V
A-weight
REF
OFF
ON
DV
DV
DV
Circuit
reference
Test
DVR
SS3
DD3
SS3
RO
1
1
1
1
1
LO
Test Condition
Test Condition
1 kHz sine wave, full-scale input
10 kHz sine wave, full-scale input
Internal Zero detect = OFF
Internal Zero detect = ON
1 kHz sine wave,
-60dB input conversion
1 kHz sine wave, full-scale input
1 kHz sine wave, full-scale input
13
ideal LPF
¾
¾
22 mF
20 kHz
3.3 V
270 W
270 W
A-weight: IEC-A equivalent
Test Condition
3.3 mF
3.3 mF
AV
Min
Min
0.6
¾
SS3
Distortion
meter
Typ.
Typ.
R-ch analog output
L-ch analog output
1.2
2.5
¾
Min
790
AV
87
95
¾
¾
85
¾
Max
Max
TC94A14F/FA/FB
2.0
¾
DD3
Typ.
-88
-80
100
-90
820
92
90
Unit
Unit
V
kW
V
pp
2002-11-18
Max
-80
-75
-85
850
¾
¾
¾
mVrms
Unit
dB
dB
dB
dB