参数资料
型号: TSC2301IZQZR
厂商: TEXAS INSTRUMENTS INC
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PBGA120
封装: GREEN, PLASTIC, VFBGA-120
文件页数: 34/95页
文件大小: 1322K
代理商: TSC2301IZQZR
www.ti.com
ELECTRICAL CHARACTERISTICS
TSC2301
SLAS371D – SEPTEMBER 2002 – REVISED AUGUST 2004
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
Auxilary Analog Inputs
Input voltage range
0
+VREFIN
V
Input capacitance
25
ρF
Input leakage current
1
A
Battery Monitor Input
Input voltage range
0
6.0
V
Input capacitance
25
ρF
Input leakage current
±1
A
Temperature Measurement
Temperature range
-40
+85
°C
Temperature resolution
0.3
°C
Accuracy
±2
°C
Touch Screen A/D Converter
Resolution
Programmable: 8-, 10-,12-Bits
12
Bits
No missing codes
12-bit resolution
10
Bits
Integral linearity
±6
LSB
Offset error
±6
LSB
TSC2301IPAG
±6
Gain error
LSB
TSC2301IGQZ
±10
V
Noise
<300
RMS
Audio Codec
Sampling frequency
48
kHz
Audio I/O
Audio in
Line, Mic inputs
0.15* AVDD
0.65* AVDD
V
Audio out
Line outputs
0.15* AVDD
0.65* AVDD
V
ADC performance measured using
Audio ADC
Fs = 48 kHz
Signal-to-noise ratio, A-weighted
No input
80
88
dB
Total harmonic distortion
1 kHz, -0.5 dB input
-70
-60
dB
0.18*
Full-scale input voltage
Vrms
AVDD
Transition band
0.45 Fs
0.55 Fs
Hz
Stop band
0.55 Fs
127 Fs
Hz
Stop band rejection
70dB
DAC performance measured at Line
Audio DAC
Outputs using Fs = 48 kHz
0.18*
Full-scale output voltage
Vrms
AVDD
Signal-to-noise ratio, A-weighted
No input
98
dB
Total harmonic distortion
1-kHz, 0-dB input
-100
dB
Frequency response
20
0.45 Fs
Hz
Transition band
0.45 Fs
0.55 Fs
Hz
Stop band
0.55 Fs
3.5 Fs
Hz
Stop band rejection
65
dB
DAC playback through headphone
Headphone Driver
driver
4
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