參數(shù)資料
型號(hào)： TSC2301IPAGRG4
廠商： TEXAS INSTRUMENTS INC
元件分類： 消費(fèi)家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝： GREEN, PLASTIC, TQFP-64
文件頁數(shù)： 45/95頁
文件大?。?/td> 1322K
代理商： TSC2301IPAGRG4
www.ti.com
TSC2301
SLAS371D – SEPTEMBER 2002 – REVISED AUGUST 2004
ELECTRICAL CHARACTERISTICS (continued)
At 25°C, HPV
DD = AVDD = DVDD = +3.3 V, VREF = External 2.5 V, unless otherwise noted.
TSC2301
Parameter
Conditions
Units
Min
Typ
Max
Output power per channel
R = 32
14
mW
R = 16
27
mW
R = 16
V
DD = 3.6V
32
mW
Signal-to-noise ratio, A-weighted
85
96
dB
Total harmonic distortion
R = 32
1-kHz, 0-dB input
-83
-70
dB
R = 16
1-kHz, -3-dB input
-77
dB
D/A Converter
Output current range
Measured with ARNG floating
0.75
1.10
mA
Resolution
8
Bits
Voltage Reference
TSC2301IPAG
2.34
2.49
2.54
Voltage range
Internal 2.5 V
V
TSC2301IGQZ
2.34
2.49
2.64
ppm/°
Reference drift
50
C
Current drain
20
A
Digital Input / Output
Internal clock frequency
8.8
MHz
Logic family
CMOS
Logic level: VIH
IIH = 5 A
0.7 VDD
V
VIL
IIL = 5 A
-0.3
0.3 VDD
V
VOH
IOH = 2 TTL loads
0.8* DVDD
V
VOL
IOL = 2 TTL loads
0.2* DVDD
V
Power Supply Requirements
Power supply voltage
DVDD, AVDD, HPVDD
2.7
3.6
V
Quiescent current (1)
Touch screen only
1-kHz SAR sample rate, external Vref
14
A
20-kHz SAR sample rate, internal
Touch screen only
1.7
mA
Vref
Stereo playback only
44.1-kHz Playback, VDD = 2.7V
10
mA
Voice record only
Mono 8-kHz record, VDD = 2.7V
5.8
mA
Power down
Audio fully powered down
.05
A
(1)
For more details on power consumption, see the Audio Codec section of the description overview.
5
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