Datasheet

LTC1400
3
1400fa
PARAMETER CONDITIONS MIN TYP MAX UNITS
Resolution (No Missing Codes)
●
12 Bits
Integral Linearity Error (Note 9)
●
±1 LSB
Differential Linearity Error
●
±1 LSB
Offset Error (Note 10)
●
±6
±8
LSB
LSB
Full-Scale Error ±15 LSB
Full-Scale Tempco I
OUT(REF)
= 0
●
±10 ±45 ppm/°C
CO VERTER CHARACTERISTICS
U
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C unless otherwise noted. With internal reference (Notes 5, 8)
PARAMETER CONDITIONS MIN TYP MAX UNITS
V
REF
Output Voltage I
OUT
= 0 2.400 2.420 2.440 V
V
REF
Output Tempco I
OUT
= 0
●
±10 ±45 ppm/°C
V
REF
Load Regulation 4.75V ≤ V
CC
≤ 5.25V
–5.25V ≤ V
SS
≤ 0V
0.01
0.01
LSB/V
LSB/V
V
REF
Load Regulation 0 ≤ |I
OUT
| ≤ 1mA 2 LSB/mA
V
REF
Wake-Up Time from Sleep Mode (Note 7) C
VREF
= 10μF 4 ms
I TER AL REFERE CE CHARACTERISTICS
U U U
The ● denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C unless otherwise noted. (Note 5)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
S/(N + D) Signal-to-Noise
Plus Distortion Ratio
100kHz Input Signal Commercial
Industrial
●
●
70
69
72 dB
dB
200kHz Input Signal 72 dB
THD Total Harmonic Distortion
Up to 5th Harmonic
100kHz Input Signal
200kHz Input Signal
●
–82
–80
–76 dB
dB
Peak Harmonic or
Spurious Noise
100kHz Input Signal
200kHz Input Signal
●
–84
–82
–76 dB
dB
IMD Intermodulation Distortion f
IN1
= 99.51kHz, f
IN2
= 102.44kHz
f
IN1
= 199.12kHz, f
IN2
= 202.05kHz
–82
–70
dB
dB
Full Power Bandwidth 4 MHz
Full Linear Bandwidth (S/(N + D) ≥ 68dB) 900 kHz
DY A IC ACCURACY
U
W
The ● denotes the specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25°C. V
CC
= 5V, V
SS
= –5V, f
SAMPLE
= 400kHz unless otherwise noted. (Note 5)
DIGITAL I PUTS A D DIGITAL OUTPUTS
UU
The ● denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C unless otherwise noted. (Note 5)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IH
High Level Input Voltage V
CC
= 5.25V
●
2.0 V
V
IL
Low Level Input Voltage V
CC
= 4.75V
●
0.8 V
I
IN
Digital Input Current V
IN
= 0V to V
CC
●
±10 μA
C
IN
Digital Input Capacitance 5 pF
V
OH
High Level Output Voltage V
CC
= 4.75V, I
O
= –10μA
V
CC
= 4.75V, I
O
= –200μA ● 4.0
4.7 V
V