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參數(shù)資料
| 型號： | TC9470FN |
| 元件分類： | DAC |
| 英文描述： | SERIAL, PARALLEL, WORD INPUT LOADING, 1-BIT DAC, PDSO24 |
| 封裝： | 0.300 INCH, 0.65 MM PITCH, PLASTIC, SSOP-24 |
| 文件頁數(shù)： | 8/19頁 |
| 文件大?。?/td> | 377K |
| 代理商： | TC9470FN |
TC9470FN
2002-02-27
16
Maximum Ratings (Ta = 25°C)
Characteristics
Symbol
Rating
Unit
VDD
0.3 to 6.0
VDA
0.3 to 6.0
Power supply voltage
VDX
0.3 to 6.0
V
Input voltage
Vin
0.3 to VDD + 0.3
V
Power dissipation
PD
200
mW
Operating temperature
Topr
15 to 50
°C
Storage temperature
Tstg
55 to 150
°C
Electrical Characteristics
(unless otherwise specified, Ta = 25°C, VDD = VDX = VDA = 2.7 V)
DC Characteristics
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
VDD
2.4
2.7
3.5
VDX
2.4
2.7
3.5
Operating power supply voltage
VDA
―
Ta = 15 to 50°C
2.4
2.7
3.5
V
Current consumption
IDD
―
XI = 16.9344 MHz
VDD = VDX = 2.4 V
―
4.0
5.5
mA
“H” level
VIH
VDD ×
0.7
―
VDD
Input voltage
“L” level
VIL
―
0
―
VDD ×
0.3
V
“H” level
IIH
Input current
“L” level
IIL
―
10
―
10
A
AC Characteristics (oversampling ratio = 192 fs)
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Noise distortion
THD + N
1
1 kHz sine wave, full-scale input
VDD = VDX = VDA = 2.7 V
―
82
77
dB
S/N ratio
S/N
1
VDD = VDX = VDA = 2.7 V
85
90
―
dB
Dynamic range
DR
1
1 kHz sine wave, 60dB input
conversion
85
90
―
dB
Crosstalk
CT
1
1 kHz sine wave, full-scale input
―
90
80
dB
Analog output level
Aout
1
1 kHz sine wave, full-scale input
VDD = VDX = VDA = 2.7 V
―
685
―
mVrms
Operating frequency
fopr
―
VDD = VDX = VDA ≥ 2.4 V
11
16.9344
―
MHz
fLR
LRCK duty cycle = 50%
―
44.1
―
kHz
Input frequency
fBCK
―
BCK duty cycle = 50%
1.4
2.1168
2.9
MHz
Rise time
tr
―
15
ns
Fall time
tf
―
LRCK, BCK pins (10% to 90%)
―
15
ns
Delay time
td
―
BCK
edge → LRCK, DATA
―
50
ns
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