
3
LTC1415
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
S/(N + D)
Signal-to-(Noise + Distortion) Ratio
100kHz Input Signal
72
dB
600kHz Input Signal
69
dB
THD
Total Harmonic Distortion
100kHz Input Signal, First 5 Harmonics
– 80
dB
600kHz Input Signal, First 5 Harmonics
– 72
dB
SFDR
Spurious Free Dynamic Range
600kHz Input Signal
– 75
dB
IMD
Intermodulation Distortion
fIN1 = 29.37kHz, fIN2 = 32.446kHz
– 84
dB
Full-Power Bandwidth
18
MHz
Full-Linear Bandwidth
S/(N + D)
≥ 68dB
1
MHz
(Note 5)
ACCURACY
IC
DY
U
W
A
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VREF Output Voltage
IOUT = 0
2.480
2.500
2.520
V
VREF Output Tempco
IOUT = 0
±15
ppm/
°C
VREF Line Regulation
4.75V
≤ VDD ≤ 5.25V
0.01
LSB/V
VREF Output Resistance
IOUT ≤ 0.1mA
2
k
REFCOMP Output Voltage
IOUT = 0
4.096
V
DIGITAL I PUTS A D DIGITAL OUTPUTS
U
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VDD = 5.25V
q
2.4
V
VIL
Low Level Input Voltage
VDD = 4.75V
q
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
q
±10
A
CIN
Digital Input Capacitance
5pF
VOH
High Level Output Voltage
VDD = 4.75V
IO = – 10A
4.5
V
IO = – 200A
q
4.0
V
VOL
Low Level Output Voltage
VDD = 4.75V
IO = 160A
0.05
V
IO = 1.6mA
q
0.10
0.4
V
IOZ
Hi-Z Output Leakage D11 to D0
VOUT = 0V to VDD, CS High
q
±10
A
COZ
Hi-Z Output Capacitance D11 to D0
CS High (Note 9 )
q
15
pF
ISOURCE
Output Source Current
VOUT = 0V
– 10
mA
ISINK
Output Sink Current
VOUT = VDD
10
mA
POWER REQUIRE E TS
W U
(Note 5)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Supply Voltage
(Notes 10, 11)
4.75
5.25
V
IDD
Supply Current
CS High
q
11
20
mA
Nap Mode
SHDN = 0V, NAP/SLP = 5V (Note 12)
q
1.5
2.3
mA
Sleep Mode
SHDN = 0V, NAP/SLP = 0V (Note 12)
1.0
A
PD
Power Dissipation
CS High
55
100
mW
Nap Mode
SHDN = 0V, NAP/SLP = 5V
7.5
12
mW
Sleep Mode
SHDN = 0V, NAP/SLP = 0V
0.01
mW
(Note 5)
I TER AL REFERE CE CHARACTERISTICS
U
UU