tsa1204 STMicroelectronics, tsa1204 Datasheet - Page 6

• Manufacturer Part Number: tsa1204
• Description: Dual-channel, 12-bit, 20msps, 120mw A/d Converter
• Manufacturer: STMicroelectronics

Dynamic characteristics
3
4
6/31
Dynamic characteristics
Dynamic characteristics are measured at AV
F
specified).
Table 2.
Timing characteristics
Timing characteristics are measured at AV
F
specified).
Table 3.
in
in
Symbol
Symbol
=10.5 MHz, V
=10.5 MHz, V
SINAD
ENOB
T
SFDR
T
TC1
TC2
SNR
THD
DC
T
pd
T
T
F
pd
od
on
off
S
Q
I
Sampling frequency
Clock duty cycle
Clock pulse width (high)
Clock pulse width (low)
Data output delay (clock edge to data
valid)
Data pipeline delay for channel I
Data pipeline delay for channel Q
Falling edge of OEB to digital output
valid data
Rising edge of OEB to digital output
tri-state
Spurious free dynamic range
Signal to noise ratio
Total harmonics distortion
Signal to noise and distortion ratio
Effective number of bits
Dynamic characteristics
Timing characteristics
in
in
@ -1 dBFS, V
@ -1 dBFS, V
Parameter
Parameter
REFP
REFP
=1.0 V, V
=1.0 V, V
CC
CC
REFM
REFM
= DV
= DV
Test conditions
Test conditions
capacitance
=0 V and T
CC
=0 V and T
10 pF load
CC
= V
= V
CCB
CCB
amb
amb
= 2.5 V, F
= 2.5 V, F
= 25° C (unless otherwise
= 25° C (unless otherwise
22.5
22.5
Min
66.9
64.8
10.6
0.5
Min
45
S
-81.5 -71.0
= 20 Msps,
Typ
68.5
11.2
Typ
7.5
S
-80
50
25
25
68
9
7
1
1
= 20 Msps,
Max
Max
-70
20
55
TSA1204
cycle
cycle
MHz
Unit
Unit
dBc
dBc
bits
dB
dB
ns
ns
ns
ns
ns
%
s
s