STLC7550TQF7TR STMicroelectronics, STLC7550TQF7TR Datasheet - Page 19

• Manufacturer Part Number: STLC7550TQF7TR
• Description: IC ANALOG FRONT END LV 48-TQFP
• Manufacturer: STMicroelectronics

Specifications of STLC7550TQF7TR

• Number Of Bits: 16
• Number Of Channels: 1
• Power (watts): 30mW
• Voltage - Supply, Analog: 3V
• Voltage - Supply, Digital: 3V
• Package / Case: 48-TQFP, 48-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

STLC7550
3.4
3.4.1
Note:
3.4.2
3.5
3.5.1
1
Transmit Characteristics
Receive Characteristics
Performance of the Tx channel
Table 15.
The dynamic range can be measured in bit with : Nbit =
Smoothing filter transfer characteristics
The cut-off frequency of the single pole switch-capacitor low-pass filter following the DAC is :
Performance of the Rx channel
Table 16.
Symbol
Symbol
CRxTx
CRxTx
Ripple
Ripple
Gabs
Gabs
THD
THD
DR
DR
Absolute Gain at 1kHz
Absolute Gain at 1kHz
Ripple in Band : 0 to 0.425 x FS
Total Harmonic Distortion (differential Tx signal :
V
Dynamic Range (f = 1kHz) (measured over the
full 0 to FS/2 with a -20dBr output signal and
extrapolated to full scale) (see Note 1)
Crosstalk (transmit channel to receive channel)
Ripple in Band : 0 to 0.425 x FS
Total Harmonic Distortion (differential Tx signal :
V
Dynamic Range (f = 1kHz) (measured over the
full 0 to FS/2 with a -20dBr output signal and
extrapolated to full scale) (see Note 2)
Crosstalk (transmit channel to receive channel)
OUT
OUT
Performance of the Tx channel
Typical values are given for AV
clock MCLK = 1.536MHz, differential mode and oversampling ratio = 160.
Measurement band = 100Hz to 0.425 x Sampling frequency.
Performance of the Rx channel
Typical values are given for AV
clock MCLK = 1.536MHz, differential mode and oversampling ratio = 160.
Measurement band = 100Hz to 0.425 x Sampling frequency.
fc
= 1.25V
= 1.25VP
–
3dB
PP
=
P
, f = 1kHz)
, f = 1kHz)
n 32 FS
-------------------------- -
2 π 10
⋅
Parameter
Parameter
⋅
⋅
⋅
with n = 2, 3, 4, 5, 6 (see
Rev 9
DD
DD
= 3V, T
= 3V, T
amb
amb
DR 1.76
------------------------- -
= 25°C and for nominal master
= 25°C and for nominal master
Min.
Min.
-0.5
-0.5
-85
-85
6.02
–
Section
Electrical Specifications
Typ.
Typ.
±0.2
±0.2
-92
-92
87
85
with DR in dB.
87
85
0
0
2.1.1).
Max.
Max.
0.5
0.5
Unit
Unit
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
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