Linear Technology LTC2314-14, 14-Bit, 4.5Msps Serial SAR ADC with 20ppm/C (Max) Internal Reference in TSOT-8 (Req DC590 or DC718) Linear T DC1563A-F Ficha De Dados

Códigos do produto
DC1563A-F
Página de 22
LTC2314-14
4
231414fa
For more information 
REFERENCE INPUT/OUTPUT
POWER REQUIREMENTS
DIGITAL INPUTS AND DIGITAL OUTPUTS
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
REF
V
REF
 Output Voltage
2.7V ≤ V
DD
 ≤ 3.6V 
4.75 ≤ V
DD
 ≤ 5.25V
l
2.040 
4.080
2.048 
4.096
2.056 
4.112
V
V
REF
 Temperature Coefficient
l
7
20
ppm/°C
V
REF
 Output Resistance
Normal Operation 
Overdrive Condition 
(V
REFIN
 ≥ V
REFOUT
 + 50mV)
52
Ω
 
V
REF
 Line Regulation
2.7V ≤ V
DD
 ≤ 3.6V 
4.75 ≤ V
DD
 ≤ 5.25V
0.4 
0.2
mV/V 
mV/V
V
REF
 2.048V/4.096V Supply Threshold
4.15
V
V
REF
 2.048V/4.096V Supply Threshold Hysteresis
150
mV
V
REF
 Input Voltage Range  
(External Reference Input)
2.7V ≤ V
DD
 ≤ 3.6V 
4.75 ≤ V
DD
 ≤ 5.25V
l
V
REF
 + 50mV 
V
REF
 + 50mV
V
DD
 
4.3
V
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
DD
Supply Voltage 
3V Operational Range 
5V Operational Range
 
l
 
2.7 
4.75
 
5
 
3.6 
5.25
 
V
OV
DD
Digital Output Supply Voltage
l
1.71
5.25
V
I
TOTAL 
=
  
I
VDD + 
I
OVDD
Supply Current, Static Mode 
Operational Mode 
Nap Mode 
Sleep Mode
CS = 0V, SCK = 0V
 
l
3.2 
6.2 
1.8 
0.8
7.2 
 
5
mA 
mA 
mA 
µA
P
D
Power Dissipation, Static Mode 
Operational Mode 
Nap Mode 
Sleep Mode
CS = 0V, SCK = 0V
 
l
16 
31 
4
20 
36 
 
25
mW 
mW 
mW 
µW
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V
IH
High Level Input Voltage
l
0.8 • OV
DD
V
V
IL
Low Level Input Voltage
l
0.2 • OV
DD
V
I
IN
Digital Input Current
V
IN
 = 0V to OV
DD
l
–10
10
μA
C
IN
Digital Input Capacitance
5
pF
V
OH
High Level Output Voltage
I
O
 = –500µA (Source)
l
OV
DD
–0.2
V
V
OL
Low Level Output Voltage
I
O
 = 500µA (Sink)
l
0.2
V
I
OZ
High-Z Output Leakage Current
V
OUT
 = 0V to OV
DD
, CS = High
l
–10
10
µA
C
OZ
High-Z Output Capacitance
CS = High
4
pF
I
SOURCE
Output Source Current
V
OUT
 = 0V, OV
DD
 = 1.8V
–20
mA
I
SINK
Output Sink Current
V
OUT
 = OV
DD
 = 1.8V
20
mA
 
The 
l
 denotes the specifications which apply over the full operating temperature 
range, otherwise specifications are at T
A
 = 25°C. (Note 4)
 
The 
l
 denotes the specifications which apply over the full operating temperature 
range, otherwise specifications are at T
A
 = 25°C. (Note 4)
 
The 
l
 denotes the specifications which apply over the 
full operating temperature range, otherwise specifications are at T
A
 = 25°C. (Note 4)