![](http://datasheet.mmic.net.cn/Linear-Technology/LTC1406IGN-TRPBF_datasheet_101444/LTC1406IGN-TRPBF_3.png)
3
LTC1406
ACCURACY
IC
DY
U
W
A
The q denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. (Note 5)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
S/(N + D) Signal-to-Noise Plus Distortion Ratio
1MHz Input Signal
48.5
dB
10MHz Input Signal
47.5
dB
THD
Total Harmonic Distortion
1MHz Input Signal, First 5 Harmonics
– 62
dB
10MHz Input Signal, First 5 Harmonics
– 59
dB
SFDR
Spurious Free Dynamic Range
1MHz Input Signal
63
dB
10MHz Input Signal
60
dB
IMD
Intermodulation Distortion
fIN1 = 3.500977MHz, fIN2 = 3.598633MHz
60
dB
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
AVDD
Analog Positive Supply Voltage
(Note 10)
4.75
5.25
V
DVDD
Digital Positive Supply Voltage
(Note 10)
4.75
5.25
V
OVDD
Output Positive Supply Voltage
(Note 10)
2.7
5.25
V
VBIAS
Internal Bias Voltage
When Externally Driven (Note 10)
1.9
2.2
2.5
V
VREF
Reference Voltage
(Note 10)
2
2.5
3
V
OGND
Output Ground
(Note 10)
0
2
V
IDD
Positive Supply Current
AVDD = DVDD = OVDD = 5V, fSMPL = 20MHz (Note 13)
q
30
45
mA
PD
Power Dissipation
q
150
225
mW
Power Down Positive Supply Current
SHDN = 0V, CLK = VDD or 0
1
10
A
Power Down Power Dissipation
SHDN = 0V, CLK = VDD or 0
5
50
W
(Note 5)
The q denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
DIGITAL I PUTS AND OUTPUTS
U
(Note 5)
The q denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C.
POWER REQUIRE E TS
W
U
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
VDD = 5.25V
q
2.4
V
VIL
Low Level Input Voltage
VDD = 4.75V
q
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
q
±5
A
CIN
Digital Input Capacitance
5pF
VOH
High Level Output Voltage
VDD = 4.75V, IO = – 10A
4.5
V
VDD = 4.75V, IO = – 200A
q
4.0
V
VOL
Low Level Output Voltage
VDD = 4.75V, IO = 160A
0.05
V
VDD = 4.75V, IO = 1.6mA
q
0.10
0.4
V
ISOURCE
Output Source Current
VOUT = 0V
– 20
mA
ISINK
Output Sink Current
VOUT = VDD
30
mA