CLC5957 Electrical Characteristics (V = +5V, 66MSPS; unless specified) (T = -40°C, T
= +85°C)
cc
min
max
PARAMETERS
CONDITIONS
TEMP
RATINGS
UNITS NOTES
MIN
TYP
MAX
2
RESOLUTION
Full
Full
12
2.048
75
Bits
V
MSPS
dBFS
1
DIFF. INPUT VOLTAGE RANGE
MAXIMUM CONVERSION RATE
SNR
Full
70
63
1
1
f = 25MHz, A = -1dBFS
+25°C
66
in
in
SFDR
NO MISSING CODES
f = 25MHz, A = -1dBFS
+25°C
+25°C
66
74
dBc
1
1
in
in
f = 5MHz, A = -1dBFS
Guaranteed
in
in
DYNAMIC PERFORMANCE
large-signal bandwidth
A
A
= -3dBFS
= 1.5FS (0.01%)
+25°C
+25°C
300
12
MHz
ns
in
in
overvoltage recovery time
effective aperture delay (Ta)
aperture jitter
+25°C
+25°C
-0.41
0.3
ns
ps(rms)
NOISE AND DISTORTION
signal-to-noise ratio (w/o 50 harmonics)
f
f
f
f
f
= 5.0MHz
= 25MHz
= 75MHz
= 150MHz
= 250MHz
A
A
A
A
A
= -1dBFS
= -1dBFS
= -3dBFS
= -15dBFS
= -15dBFS
Full
Full
Full
Full
Full
67
66
65
66
66
dBFS
dBFS
dBFS
dBFS
dBFS
in
in
in
in
in
in
in
in
in
in
60
60
1
1
spurious-free dynamic range
f
f
f
f
f
= 5.0MHz
= 25MHz
= 75MHz
= 150MHz
= 250MHz
A
A
A
A
A
= -1dBFS
= -1dBFS
= -3dBFS
= -15dBFS
= -15dBFS
Full
Full
Full
Full
Full
74
74
72
69
65
dBc
dBc
dBc
dBc
dBc
in
in
in
in
in
in
in
in
in
in
intermodulation distortion
f
f
= 149.84MHz, f = 149.7MHz A = -10dBFS
+25°C
+25°C
68
58
dBFS
dBFS
in1
in2
in
= 249.86MHz, f = 249.69MHz A = -10dBFS
in1
in2
in
dithered performance
spurious-free dynamic range
= 19MHz
f
A
A
= -6dBFS
+25°C
+25°C
85
83
dBFS
dBFS
in
in
intermodulation distortion
= 74MHz, f = 75MHz
f
= -12dBFS
in1
in2
in
DC ACCURACY AND PERFORMANCE
differential non-linearity
f
f
f
= 5MHz, A = -1dBFS
Full
Full
Full
±0.65
±1.5
Guaranteed
LSB
LSB
in
in
in
in
integral non-linearity
no missing codes
= 5MHz, A = -1dBFS
in
= 5MHz, A = -1dBFS
1
1
in
offset error
gain error
ref
Full
Full
Full
-30
2.2
0
30
mV
%FS
V
1.2
V
2.37
2.6
1
ANALOG INPUTS
analog differential input voltage range
analog input resistance (single ended)
analog input resistance (differential)
analog input capacitance (single-ended)
Full
Full
Full
Full
2.048
500
1000
2
Vpp
Ω
Ω
pF
ENCODE INPUTS (Universal)
VIH
+25°C
+25°C
+25°C
5
V
V
V
3
3
3
VIL
0
0.2
differential input swing
DIGITAL OUTPUTS
output voltage
logic LOW
logic HIGH
logic HIGH
+25°C
+25°C
+25°C
0.01
3.5
2.7
0.4
3.8
3.0
V
V
V
1
1
1
OUTLEV = 1 (open)
OUTLEV = 0 (GND)
3.2
2.4
TIMING (C load < 7pF)
maximum conversion rate
minimum conversion rate
pulse width high
Full
+25°C
Full
70
75
10
7.2
7.2
MSPS
MSPS
ns
1
pulse width low
Full
ns
pipeline latency
falling ENCODE to output change (50%) (Tod)
rising ENCODE to DAV change (50%) (Tdv)
Full
+25°C
+25°C
3.0
clk cycle
ns
10
9.6
ns
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