參數(shù)資料
型號: TLV320AIC14C
廠商: TEXAS INSTRUMENTS INC
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDSO30
封裝: PLASTIC, TSSOP-30
文件頁數(shù): 37/54頁
文件大?。?/td> 450K
代理商: TLV320AIC14C
5–5
5.7.4
DAC Channel Characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Dynamic range
VI = 0 dB at 1020 Hz
92
dB
Interchannel isolation
120
dB
EG
Gain error, 0 dB
VO = 0 dB at 1020 Hz
0.5
dB
Common mode voltage
1.35
V
Idle channel narrow band noise
0 kHz–4 kHz, See Note 6
80
125
Vrms
VOO
Output offset voltage at OUT (differential)
DIN = All zeros
10
mV
VO
Analog output voltage, (3.3 V)
OUTP
0.35
2.35
V
PO
Maximum output power
600
load at 3.3 V between OUTP1 and OUTM1
6.7
mW
IIR
Channel dela
5/fs
s
FIR
Channel delay
18/fs
s
NOTE 6: The conversion rate is 8 kHz.
5.8
BIAS Amplifier Characteristics
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output voltage
2.2
2.35
2.4
V
Integrated noise
300 Hz–13 kHz
20
V
Offset voltage
10
mV
Current drive
10
mA
Unity gain bandwidth
1
MHz
DC gain
140
dB
5.9
Power-Supply Rejection (see Note 7)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
AVDD
Supply voltage rejection ratio analog supply (f
0 to f /2) at 1 kHz
Differential
75
dB
AVDD
Supply-voltage rejection ratio, analog supply (f(j) = 0 to fs/2) at 1 kHz
Single-ended
50
dB
DVDD
S ppl
oltage rejection ratio
DAC channel
f
0 kH to 30 kH
95
dB
DVDD
Supply-voltage rejection ratio
ADC channel
f(j) = 0 kHz to 30 kHz
86
dB
NOTE 7: Power supply rejection measurements are made with both the ADC and DAC channels idle and a 200 mV peak-to-peak signal applied
to the appropriate supply.
5.10 Power Supply
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
PD
Power dissipation
11.2
16.5
mW
I
Total current
Power down
3.4
5
mA
I(t)
Total current
Power down
0.01
mA
ADC
2
Analog
DAC
1
mA
IDD
Supply current
Analog
Ref
0.4
mA
DD
y
Digital
All sections on
1.8
mA
Digital
Coarse sampling
1
mA
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