Datasheet

®
7 PCM3501
TYPICAL PERFORMANCE CURVES (Cont.)
DAC SECTION
DAC CHARACTERISTICS vs TEMPERATURE, SUPPLY, AND SAMPLING FREQUENCY
THD+N at –0dB (dB)
TOTAL HARMONIC DISTORTION + NOISE
vs TEMPERATURE
(T
A
= –25°C to +85°C)
Temperature (°C)
–88
–90
–92
–94
–96
–25 0 25 50 75 100–50
Dynamic Range and SNR (dB)
DYNAMIC RANGE AND SIGNAL-TO-NOISE RATIO
vs TEMPERATURE
(T
A
= –25°C to +85°C)
Temperature (°C)
100
98
96
94
92
–25 0 25 50 75 100–50
Dynamic Range
SNR
THD+N at –0dB (dB)
TOTAL HARMONIC DISTORTION + NOISE
vs SUPPLY VOLTAGE
(V
CC
= V
DD
= +2.7V to +3.6V)
Supply Voltage (V)
–88
–90
–92
–94
–96
2.7 3.0 3.3 3.6 3.92.4
THD+N at –0dB (dB)
TOTAL HARMONIC DISTORTION + NOISE
vs SAMPLING FREQUENCY
(f
S
= 8kHz to 26kHz)
f
S
(kHz)
–88
–90
–92
–94
–96
81624320
BW = 3.4kHz
VOUT+
Dynamic Range and SNR (dB)
DYNAMIC RANGE AND SIGNAL-TO-NOISE RATIO
vs SAMPLING FREQUENCY
(f
S
= 8kHz to 26kHz)
f
S
(kHz)
100
98
96
94
92
81624320
BW = 3.4kHz
Dynamic Range
SNR
Dynamic Range and SNR (dB)
DYNAMIC RANGE AND SIGNAL-TO-NOISE RATIO
vs SUPPLY VOLTAGE
(V
CC
= V
DD
= +2.7V to +3.6V)
Supply Voltage (V)
100
98
96
94
92
2.7 3.0 3.3 3.6 3.92.4
Dynamic Range
SNR