参数资料
型号: PCM3794RHBR
厂商: TEXAS INSTRUMENTS INC
元件分类: 通信及网络
英文描述: SPECIALTY TELECOM CIRCUIT, PQCC32
封装: 5 X 5 MM, GREEN, PLASTIC, QFN-32
文件页数: 6/67页
文件大小: 1417K
代理商: PCM3794RHBR
www.ti.com
0
20
2
2.5
3.5
4
3
40
60
80
100
120
Power Supply – V
O
u
tp
u
t
P
o
w
e
r
m
W
G017
Vol = 6 dB
Vol = 0 dB
f
= 1 kHz
IN
Power Supply – V
O
u
tp
u
t
P
o
w
e
r
m
W
G018
0
400
300
200
100
500
600
700
800
900
2
2.5
3
3.5
4
Vol = +6 dB
Vol = 0 dB
f
= 1 kHz
IN
Output Power – mW
T
H
D
+
N
%
G019
0.01
0.1
1
10
100
0
20
60
40
80
100
120
f
= 1 kHz
IN
2.4 V
2.7 V
3.3 V
3.6 V
Output Power – mW
T
H
D
+
N
%
G020
0.01
0.1
1
0
20
60
40
80
f
= 1 kHz
IN
2.4 V
2.7 V
3.3 V
3.6 V
SLES193C – AUGUST 2006 – REVISED FEBRUARY 2007
TYPICAL PERFORMANCE CURVES (continued)
All specifications at T
A = 25°C, VDD = VIO = VCC = VPA = 3.3 V, fS = 48 kHz, system clock = 256 fS, and 16-bit data, unless
otherwise noted.
OUTPUT POWER vs POWER SUPPLY
(HEADPHONE, 16-
)
(SPEAKER, 8-
)
Figure 17.
Figure 18.
THD+N vs OUTPUT POWER
(HEADPHONE, 16-
, VOLUME = 6 dB)
(HEADPHONE, 16-
, VOLUME = 0 dB)
Figure 19.
Figure 20.
14
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