LC78857V Datasheet, PDF (3/11 Pages) Sanyo Semicon Device – Digital Audio D/A Converter IC with On-Chip Digital Filters

LC78857V
Analog Characteristics at Ta = 25°C, V_DD = 5.0 V
Parameter
Total harmonic distortion
Signal-to-noise ratio
Crosstalk
Full scale output level
Dynamic range
Output load resistance
Test Circuit
Symbol
Conditions
THD+N
S/N
CT
VFS
DR
R_L
1kHz, 0 dB
JIS-A
1kHz, 0 dB
1 kHz, 0dB
JIS-A
Pins 2 and 23
min
90
88
2.8
84
5
Ratings
typ
0.008
96
92
3.0
87
max
0.012
3.2
Unit
%
dB
dB
Vp-p
dB
kΩ
See the application circuit example
PG: Pattern generator (signal generator)
Filter: Band limiting filter
Block Diagram
Analog low-
pass filter
(left channel)
Analog low-
pass filter
(right channel)
PWM output
circuit
(left channel)
PWM output
circuit
(right channel)
Noise shaper
(left channel)
Noise shaper
(right channel)
8 × oversampling
digital filters
Timing
generator
Interface circuit
No. 5537-3/11