LTC1409CSW 데이터 시트보기 (PDF) - Linear Technology
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LTC1409CSW Datasheet PDF : 20 Pages
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LTC1409
DY A IC ACCURACY (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
S/(N + D) Signal-to-Noise Plus Distortion Ratio 100kHz Input Signal (Note 12)
400kHz Input Signal (Note 12)
q 70
q 68
THD
Total Harmonic Distortion
100kHz Input Signal, First Five Harmonics
400kHz Input Signal, First Five Harmonics
q
Peak Harmonic or Spurious Noise 400kHz Input Signal
q
IMD
Intermodulation Distortion
Full Power Bandwidth
fIN1 = 29.37kHz, fIN2 = 32.446kHz
Full Linear Bandwidth
S/(N + D) ≥ 68dB
UU
U
I TER AL REFERE CE CHARACTERISTICS (Note 5)
PARAMETER
CONDITIONS
MIN
VREF Output Voltage
IOUT = 0
2.480
VREF Output Tempco
IOUT = 0
VREF Line Regulation
VREF Output Resistance
4.75V ≤ VDD ≤ 5.25V
– 5.25V ≤ VSS ≤ – 4.75V
– 0.1mA ≤ |IOUT| ≤ 0.1mA
REFCOMP Output Voltage
IOUT = 0
U
U
DIGITAL I PUTS A D DIGITAL OUTPUTS (Note 5)
SYMBOL PARAMETER
CONDITIONS
VIH
VIL
IIN
CIN
VOH
VOL
IOZ
COZ
ISOURCE
ISINK
High Level Input Voltage
Low Level Input Voltage
Digital Input Current
Digital Input Capacitance
High Level Output Voltage
Low Level Output Voltage
High-Z Output Leakage D11 to D0
High-Z Output Capacitance D11 to D0
Output Source Current
Output Sink Current
VDD = 5.25V
VDD = 4.75V
VIN = 0V to VDD
VDD = 4.75V
IO = – 10µA
IO = – 200µA
VDD = 4.75V
IO = 160µA
IO = 1.6mA
VOUT = 0V to VDD, CS High
CS High (Note 9 )
VOUT = 0V
VOUT = VDD
WU
POWER REQUIRE E TS (Note 5)
MIN
q 2.4
q
q
q 4.0
q
q
q
SYMBOL PARAMETER
VDD
Positive Supply Voltage
VSS
Negative Supply Voltage
IDD
Positive Supply Current
Nap Mode
Sleep Mode
CONDITIONS
(Notes 10, 11)
(Note 10)
CS High
q
CONVST = CS = RD = SHDN = 0V, NAP/SLP = 5V
CONVST = CS = RD = SHDN = 0V, NAP/SLP = 0V
MIN
4.75
– 4.75
TYP
73.0
72.5
– 90
– 86
– 90
– 84
15
1.6
TYP
2.500
±15
0.01
0.01
4
4.06
TYP
5
4.5
0.05
0.10
– 10
10
TYP
6.0
0.8
1.0
MAX
UNITS
dB
dB
dB
– 74
dB
– 74
dB
dB
MHz
MHz
MAX
2.520
UNITS
V
ppm/°C
LSB/ V
LSB/ V
kΩ
V
MAX
UNITS
V
0.8
V
±10
µA
pF
V
V
V
0.4
V
±10
µA
15
pF
mA
mA
MAX
5.25
– 5.25
9.0
1.2
UNITS
V
V
mA
mA
µA
3
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