Datasheet

LTC1595/LTC1596/LTC1596-1
4
159561fb
elecTrical characTerisTics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
DD
= 5V ±10%, V
REF
= 10V, V
OUT1
= V
OUT2
= AGND = 0V, T
A
= T
MIN
to
T
MAX
, unless otherwise noted.
LTC1595A/96A/96-1A LTC1595B/96B/96-1B LTC1595C/96C/96-1C
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX MIN TYP MAX UNITS
Accuracy
Resolution
l
16 16 16 Bits
Monotonicity
l
16 16 15 Bits
INL Integral Nonlinearity (Note 2) T
A
= 25°C
T
MIN
to T
MAX
l
±0.25
±0.35
±1
±1
±2
±2
±4
±4
LSB
LSB
DNL Differential
Nonlinearity
T
A
= 25°C
T
MIN
to T
MAX
l
±0.2
±0.2
±1
±1
±1
±1
±2
±2
LSB
LSB
GE Gain Error (Note 3) T
A
= 25°C
T
MIN
to T
MAX
l
2
3
±16
±16
±16
±32
±32
±32
LSB
LSB
V
DD
= 5V ±10%, V
REF
= 10V, V
OUT1
= V
OUT2
= AGND = 0V, T
A
= T
MIN
to T
MAX
, unless otherwise noted.
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Gain Temperature Coefficient (Note 4) ∆Gain/∆Temperature
l
1 2 ppm/°C
I
LEAKAGE
OUT1 Leakage Current (Note 5) T
A
= 25°C
T
MIN
to T
MAX
l
±3
±15
nA
nA
Zero-Scale Error T
A
= 25°C
T
MIN
to T
MAX
l
±0.2
±1
LSB
LSB
PSRR Power Supply Rejection V
DD
= 5V ±10%
l
±1 ±2 LSB/V
Reference Input
R
REF
V
REF
Input Resistance (Note 6)
l
5 7 10
AC Performance
Output Current Settling Time (Notes 7, 8) 1 µs
Mid-Scale Glitch Impulse Using LT1122 Op Amp, C
FEEDBACK
= 33pF 1 nV-s
Digital-to-Analog Glitch Impulse Full-Scale Transition, V
REF
= 0V,
Using LT1122 Op Amp, C
FEEDBACK
= 33pF
2 nV-s
Multiplying Feedthrough Error V
REF
= ±10V, 10kHz Sine Wave 1 mV
P-P
THD Total Harmonic Distortion (Note 9) 108 dB
Equivalent DAC Thermal Noise Voltage Density (Note 10) f = 1kHz 11 nV/√Hz
Analog Outputs (Note 4)
C
OUT
Output Capacitance (Note 4) DAC Register Loaded to All 1s, C
OUT1
l
115 130 pF
DAC Register Loaded to All 0s, C
OUT1
l
70 80 pF
Digital Inputs
V
IH
Digital Input High Voltage
l
2.4 V
V
IL
Digital Input Low Voltage
l
0.8 V
I
IN
Digital Input Current
l
0.001 ±1 µA
C
IN
Digital Input Capacitance (Note 4) V
IN
= 0V
l
8 pF
Digital Outputs: SRO (LTC1596/LTC1596-1)
V
OH
Digital Output High Voltage I
OH
= 200µA
l
4 V
V
OL
Digital Output Low Voltage I
OL
= 1.6mA
l
0.4 V