Datasheet

LTC2207-14/LTC2206-14
3
220714614fc
The l denotes the specifi cations which apply over the full operating temperature range, otherwise
specifi cations are at T
A
= 25°C. (Note 4)
ANALOG INPUT
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IN
Analog Input Range (A
IN
+
– A
IN
–
) 3.135V ≤ V
DD
≤ 3.465V
l
1.5 to 2.25 V
P-P
V
IN
,
CM
Analog Input Common Mode Differential Input (Note 7)
l
1 1.25 1.5 V
I
IN
Analog Input Leakage Current 0V ≤ A
IN
+
, A
IN
–
≤ V
DD
(Note 8)
l
–1 1 μA
I
SENSE
SENSE Input Leakage Current 0V ≤ SENSE ≤ V
DD
(Note 9)
l
–4 3 μA
I
MODE
MODE Pin Pull-Down Current to GND 10 μA
C
IN
Analog Input Capacitance Sample Mode ENC
+
< ENC
–
Hold Mode ENC
+
> ENC
–
6.7
1.8
pF
pF
t
AP
Sample-and-Hold
Acquisition Delay Time
1ns
t
JITTER
Sample-and-Hold
Acquisition Delay Time Jitter
80 fs
RMS
CMRR Analog Input
Common Mode Rejection Ratio
1V < (A
IN
+
= A
IN
–
) <1.5V 80 dB
BW-3dB Full Power Bandwidth
R
S
≤ 25Ω
700 MHz
The l denotes the specifi cations which apply over the full operating temperature range,
otherwise specifi cations are at T
A
= 25°C. A
IN
= –1dBFS. (Note 4)
SYMBOL PARAMETER CONDITIONS MIN
LTC2206-14
TYP MAX MIN
LTC2207-14
TYP MAX UNITS
SNR Signal-to-Noise Ratio 5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
77.3
75.1
77.3
75.1
dBFS
dBFS
15MHz Input (2.25V Range, PGA = 0), T
A
= 25ºC
15MHz Input (2.25V Range, PGA = 0)
15MHz Input (1.5V Range, PGA = 1)
l
76
75.8
77.2
77.2
75
76
75.8
77.2
77.2
75
dBFS
dBFS
dBFS
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
76.9
75
76.9
75
dBFS
dBFS
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1), T
A
= 25ºC
140MHz Input (1.5V Range, PGA = 1)
l
73.1
72.9
76.2
74.5
74.6
73.1
72.9
76.2
74.5
74.6
dBFS
dBFS
dBFS
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
75.8
75.1
75.8
75.1
dBFS
dBFS
SFDR Spurious Free
Dynamic Range
2
nd
or 3
rd
Harmonic
5MHz Input (2.25V Range, PGA = 0)
5MHz Input (1.5V Range, PGA = 1)
98
98
98
98
dBc
dBc
15MHz Input (2.25V Range, PGA = 0), T
A
= 25ºC
15MHz Input (2.25V Range, PGA = 0)
15MHz Input (1.5V Range, PGA = 1)
l
85
84
93
93
98
85
84
93
93
98
dBc
dBc
dBc
70MHz Input (2.25V Range, PGA = 0)
70MHz Input (1.5V Range, PGA = 1)
90
94
90
94
dBc
dBc
140MHz Input (2.25V Range, PGA = 0)
140MHz Input (1.5V Range, PGA = 1), T
A
= 25ºC
140MHz Input (1.5V Range, PGA = 1)
l
82
81
85
90
90
82
81
85
90
90
dBc
dBc
dBc
170MHz Input (2.25V Range, PGA = 0)
170MHz Input (1.5V Range, PGA = 1)
81
85
81
85
dBc
dBc
DYNAMIC ACCURACY