LTC1419ACSW データシートの表示（PDF） - Linear Technology
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LTC1419ACSW Datasheet PDF : 20 Pages
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LTC1419
DY A IC ACCURACY The ● denotes specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
S/(N + D) Signal-to-(Noise + Distortion) Ratio
100kHz Input Signal
390kHz Input Signal
● 78
81.5
80.0
THD
Total Harmonic Distortion
100kHz Input Signal, First 5 Harmonics
●
390kHz Input Signal, First 5 Harmonics
– 93
– 86
– 86
SFDR
Spurious Free Dynamic Range
100kHz Input Signal
●
– 95
– 86
IMD
Intermodulation Distortion
fIN1 = 29.37kHz, fIN2 = 32.446kHz
– 86
Full-Power Bandwidth
20
Full-Linear Bandwidth
S/(N + D) ≥ 77dB
1
UU
U
I TER AL REFERE CE CHARACTERISTICS (Note 5)
PARAMETER
VREF Output Voltage
VREF Output Tempco
VREF Line Regulation
VREF Output Resistance
REFCOMP Output Voltage
CONDITIONS
IOUT = 0
IOUT = 0
4.75V ≤ VDD ≤ 5.25V, – 5.25 ≤ VSS ≤ – 4.75V
– 0.1mA ≤ ⏐IOUT⏐ ≤ 0.1mA
IOUT = 0
MIN
2.480
TYP
2.500
± 15
0.05
2
4.06
MAX
2.520
UNITS
dB
dB
dB
dB
dB
dB
MHz
MHz
UNITS
V
ppm /°C
LSB/ V
kΩ
V
DIGITAL I PUTS A D DIGITAL OUTPUTS The ● denotes specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VDD = 5.25V
● 2.4
V
VIL
Low Level Input Voltage
IIN
Digital Input Current
VDD = 4.75V
VIN = 0V to VDD
●
0.8
V
●
± 10
µA
CIN
Digital Input Capacitance
VOH
High Level Output Voltage
VOL
Low Level Output Voltage
IOZ
Hi-Z Output Leakage D13 to D0
VDD = 4.75V
IO = – 10µA
IO = – 200µA
VDD = 4.75V
IO = 160µA
IO = 1.6mA
VOUT = 0V to VDD, CS High
5
pF
4.5
V
● 4.0
V
0.05
V
●
0.10
0.4
V
●
± 10
µA
COZ
ISOURCE
ISINK
Hi-Z Output Capacitance D13 to D0
Output Source Current
Output Sink Current
CS High (Note 9 )
VOUT = 0V
VOUT = VDD
●
15
pF
– 10
mA
10
mA
POWER REQUIRE E TS The ● denotes specifications which apply over the full operating temperature range,
otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Positive Supply Voltage
VSS
Negative Supply Voltage
IDD
Positive Supply Current
Nap Mode
Sleep Mode
(Note 10)
(Note 10)
SHDN = 0V, CS = 0V
SHDN = 0V, CS = 5V
4.75
5.25
V
– 4.75
– 5.25
V
●
11
20
mA
1.5
mA
250
µA
ISS
Negative Supply Current
Nap Mode
Sleep Mode
SHDN = 0V, CS = 0V
SHDN = 0V, CS = 5V
●
19
30
mA
100
µA
1
µA
1419fb
3
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