LTC1667CG Linear Technology, LTC1667CG Datasheet - Page 4

• Manufacturer Part Number: LTC1667CG
• Description: IC D/A CONV 14BIT 50MSPS 28-SSOP
• Manufacturer: Linear Technology

Specifications of LTC1667CG

• Settling Time: 20ns
• Number Of Bits: 14
• Data Interface: Parallel
• Number Of Converters: 1
• Voltage Supply Source: Dual ±
• Power Dissipation (max): 180mW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

LTC1666/LTC1667/LTC1668
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
SYMBOL
Analog Output
I
Reference Output
Power Supply
V
V
I
I
P
Dynamic Performance (Differential Transformer Coupled Output, 50 Double Terminated, Unless Otherwise Noted)
f
t
t
t
t
i
Digital Inputs
V
V
I
C
t
t
t
t
4
Reference Input
NO
OUTFS
DD
SS
CLOCK
S
PD
r
f
IN
DS
DH
CLKH
CLKL
DD
SS
DIS
IH
IL
IN
PARAMETER
Full-Scale Output Current
Output Compliance Range
Output Resistance; R
Output Capacitance
Reference Voltage
Reference Output Drift
Reference Output Load Regulation
Reference Small-Signal Bandwidth
Positive Supply Voltage
Negative Supply Voltage
Positive Supply Current
Negative Supply Current
Power Dissipation
Maximum Update Rate
Output Settling Time
Output Propagation Delay
Glitch Impulse
Output Rise Time
Output Fall Time
Output Noise
Digital High Input Voltage
Digital Low Input Voltage
Digital Input Current
Digital Input Capacitance
Input Setup Time
Input Hold Time
Clock High Time
Clock Low Time
IOUT A
, R
IOUT B
CONDITIONS
I
I
REFOUT Tied to I
I
I
I
I
I
I
To 0.1% FSR
Single Ended
Differential
FS
OUT A, B
LOAD
FS
FS
FS
FS
FS
= 10mA
= 10mA, C
= 10mA, f
= 10mA, f
= 10mA, f
= 1mA, f
= 0mA to 5mA
A
to LADCOM
= 25 C. V
CLK
CLK
CLK
CLK
COMP1
The
= 25Msps, f
REFIN
= 25Msps, f
= 25Msps, f
= 25Msps, f
DD
= 0.1 F
denotes specifications which apply over the full operating
Through 2k
= 5V, V
Note 2: For the LTC1666, 1LSB = 0.024% of full scale;
for the LTC1667, 1LSB = 0.006% of full scale = 61ppm of full scale;
for the LTC1668, 1LSB = 0.0015% of full scale = 15.3ppm of full scale.
OUT
OUT
OUT
OUT
SS
= 1MHz
= 1MHz
= 1MHz
= 1MHz
= – 5V, LADCOM = AGND = DGND = 0V, I
2.475
–4.75
4.75
MIN
LTC1666/LTC1667/LTC1668
0.7
2.4
–1
50
1
8
4
5
8
TYP
180
1.1
2.5
25
20
–5
33
85
75
20
15
50
5
6
5
3
8
5
4
4
5
OUTFS
2.525
–5.25
MAX
5.25
1.5
0.8
10
40
1
5
10
= 10mA.
ppm/ C
mV/mA
pA/ Hz
UNITS
Msps
pV-s
pV-s
mW
mW
kHz
mA
mA
mA
k
pF
ns
ns
ns
ns
pF
ns
ns
ns
ns
V
V
V
V
V
V
A