Manualshelf

Datasheet

ManualsBrandsMAXIM INTEGRATED ManualsData collecting ICsData acquisition IC - AD converter (ADC) External , Internal TQFP 48 EP
12345678910
MAX1197
Dual, 8-Bit, 60Msps, 3V, Low-Power ADC with
Internal Reference and Parallel Outputs
_______________________________________________________________________________________ 7
Typical Operating Characteristics
(V
DD
= 3V, OV
DD
= 3V, V
REFIN
= 2.048V, differential input at -1dB FS, f
CLK
= 40MHz, C
L
≈ 10pF T
A
= +25°C, unless otherwise
noted.)
SPURIOUS-FREE DYNAMIC RANGE
vs. ANALOG INPUT FREQUENCY
MAX1197 toc09
ANALOG INPUT FREQUENCY (MHz)
SFDR (dBc)
1601208040
50
60
70
80
90
40
0 200
CHA
CHB
TOTAL HARMONIC DISTORTION
vs. ANALOG INPUT FREQUENCY
MAX1197 toc08
ANALOG INPUT FREQUENCY (MHz)
THD (dBc)
1601208040
-80
-70
-60
-50
-40
-90
0 200
CHA
CHB
SIGNAL-TO-NOISE + DISTORTION
vs. ANALOG INPUT FREQUENCY
MAX1197 toc07
ANALOG INPUT FREQUENCY (MHz)
SINAD (dB)
1601208040
46
47
48
49
50
45
0 200
CHA
CHB
SIGNAL-TO-NOISE RATIO
vs. ANALOG INPUT FREQUENCY
MAX1197 toc06
ANALOG INPUT FREQUENCY (MHz)
SNR (dB)
1601208040
46
47
48
49
50
45
0 200
CHA
CHB
TWO-TONE IMD PLOT (DIFFERENTIAL INPUT,
8192-POINT DATA RECORD)
MAX1197 toc05
ANALOG INPUT FREQUENCY (MHz)
AMPLITUDE (dB)
1412 138 9 10 117
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
6
f
IN1
f
IN2
f
CLK
= 60.00640MHz
f
IN1
= 9.969325MHz
f
IN2
= 10.013275MHz
AIN = -7dB FS
COHERENT SAMPLING
TWO-TONE IMD PLOT (DIFFERENTIAL INPUT,
8192-POINT DATA RECORD)
MAX1197 toc04
ANALOG INPUT FREQUENCY (MHz)
AMPLITUDE (dB)
4.54.03.0 3.51.0 1.5 2.0 2.50.5
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
05.0
f
IN1
f
IN2
f
CLK
= 60.00640MHz
f
IN1
= 1.985075MHz
f
IN2
= 2.029025MHz
AIN = -7dB FS
COHERENT SAMPLING
FFT PLOT CHA (DIFFERENTIAL INPUT,
8192-POINT DATA RECORD)
MAX1197 toc03
ANALOG INPUT FREQUENCY (MHz)
AMPLITUDE (dB)
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
255101520030
f
CLK
= 60.056789MHz
f
INA
= 114.974441MHz
f
INB
= 99.945816MHz
AIN = -1dB FS
COHERENT SAMPLING
f
INA
HD2
HD3
f
INB
FFT PLOT CHA (DIFFERENTIAL INPUT,
8192-POINT DATA RECORD)
MAX1197 toc02
ANALOG INPUT FREQUENCY (MHz)
AMPLITUDE (dB)
255101520
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
030
f
INA
HD2
HD3
f
INB
f
CLK
= 60.056789MHz
f
INA
= 29.859778MHz
f
INB
= 19.9333995MHz
AIN = -1dB FS
COHERENT SAMPLING
FFT PLOT CHA (DIFFERENTIAL INPUT,
8192-POINT DATA RECORD)
MAX1197 toc01
ANALOG INPUT FREQUENCY (MHz)
AMPLITUDE (dB)
-80
-70
-60
-50
-40
-30
-20
-10
0
-90
f
INA
HD2
252015105030
f
CLK
= 60.056789MHz
f
INA
= 7.4851051MHz
f
INB
= 19.9333995MHz
AIN = -1dB FS
COHERENT SAMPLING
f
INB
HD3