EVAL1203/BA(2006) 데이터 시트보기 (PDF) - STMicroelectronics
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EVAL1203/BA Datasheet PDF : 30 Pages
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Dynamic characteristics
3
Dynamic characteristics
TSA1203
Dynamic characteristics are measured under the following conditions, unless otherwise
specified: AVCC = DVCC = VCCB = 2.5 V, FS = 40 Msps, Fin=10.13 MHz, Vin@ -1 dBFS,
VREFP=0.8 V, VREFM=0 V, Tamb = 25° C.
Table 2. Dynamic characteristics
Symbol
Parameter
Min
Typ
Max
Unit
SFDR
SNR
THD
SINAD
ENOB
Spurious free dynamic range
Signal to noise ratio
Total harmonics distortion
Signal to noise and distortion ratio
Effective number of bits
-75
-59.5
dBc
60.7
67
dB
-73
-58
dBc
56.5
66
dB
9.1
10.8
bits
4
Timing characteristics
Timing characteristics are measured under the following conditions, unless otherwise
specified: AVCC = DVCC = VCCB = 2.5 V, FS = 40 Msps, Fin=10.13 MHz, Vin@ -1 dBFS,
VREFP=0.8 V, VREFM=0 V, Tamb = 25° C.
Table 3. Timing characteristics
Symbol
Parameter
Test
conditions
Min
Typ
Max
Unit
FS Sampling frequency
DC Clock duty cycle
0.5
40 MHz
45
50
55
%
TC1 Clock pulse width (high)
22.5 25
ns
TC2 Clock pulse width (low)
22.5 25
ns
Tod
Data output delay (clock edge to data
valid)
10 pF load
capacitance
9
ns
Tpd I
Tpd Q
Ton
Data pipeline delay for I channel
Data pipeline delay for Q channel
Falling edge of OEB to digital output valid
data
7
cycles
7.5
cycles
1
ns
Toff
Rising edge of OEB to digital output tri-
state
1
ns
6/30
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