Datasheet

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 f
IN1
= 29.37kHz, f
IN2
= 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
V
REF
Output Voltage I
OUT
= 0 2.480 2.500 2.520 V
V
REF
Output Tempco I
OUT
= 0 ±15 ppm/°C
V
REF
Line Regulation 4.75V ≤ V
DD
≤ 5.25V 0.01 LSB/V
V
REF
Output Resistance I
OUT
 ≤ 0.1mA 2 kΩ
REFCOMP Output Voltage I
OUT
= 0 4.096 V
DIGITAL I PUTS A D DIGITAL OUTPUTS
U
U
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IH
High Level Input Voltage V
DD
= 5.25V ● 2.4 V
V
IL
Low Level Input Voltage V
DD
= 4.75V ● 0.8 V
I
IN
Digital Input Current V
IN
= 0V to V
DD
● ±10 µA
C
IN
Digital Input Capacitance 5pF
V
OH
High Level Output Voltage V
DD
= 4.75V
I
O
= –10µA 4.5 V
I
O
= –200µA ● 4.0 V
V
OL
Low Level Output Voltage V
DD
= 4.75V
I
O
= 160µA 0.05 V
I
O
= 1.6mA ● 0.10 0.4 V
I
OZ
Hi-Z Output Leakage D11 to D0 V
OUT
= 0V to V
DD
, CS High ● ±10 µA
C
OZ
Hi-Z Output Capacitance D11 to D0 CS High (Note 9 ) ● 15 pF
I
SOURCE
Output Source Current V
OUT
= 0V –10 mA
I
SINK
Output Sink Current V
OUT
= V
DD
10 mA
POWER REQUIRE E TS
W
U
(Note 5)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
DD
Supply Voltage (Notes 10, 11) 4.75 5.25 V
I
DD
Supply Current CS High ● 11 20 mA
Nap Mode SHDN = 0V, NAP/SLP = 5V (Note 12)
● 1.5 2.3 mA
Sleep Mode SHDN = 0V, NAP/SLP = 0V (Note 12) 1.0 µA
P
D
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)
(Note 5)
I TER AL REFERE CE CHARACTERISTICS
U
UU