TDA7535 Datasheet, PDF (3/9 Pages) STMicroelectronics – DELTA/SIGMA CASCADE 20 BIT STEREO DAC

TDA7535
RECOMMENDED DC OPERATING CONDITIONS
Symbol
Parameter
Test Condition
V_DD 3.3V Digital Power Supply
Voltage
V_CC 3.3V Analog Power Supply Voltage
Min. Typ. Max. Unit
3.15 3.3 3.45
V
3.15 3.3 3.45
V
POWER CONSUMPTION
Symbol
Parameter
I_dd Total Maximum Current
Test Condition
Min. Typ. Max. Unit
power supply @ 3.3V and T_j = 125°C
21.5
25
mA
GENERAL INTERFACE ELECTRICAL CHARACTERISTICS
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
l_il
Low Level Input Current without V_i = 0V (note 1)
pullup device
1
µA
l_ih
High Level Input Current without V_i = V_dd (note 1)
pullup device
1
µA
I_latchup I/O latch-up current
V < 0V, V > V_dd
200
mA
V_esd Electrostatic Protection
Leakage , 1µA (note 2)
2000
V
Note: 1. The leakage currents are generally very small, <1nA. The value given here, 1mA, is the maximum that can occur after an Electro-
static Stress on the pin.
2. Human Body Model.
LOW VOLTAGE CMOS INTERFACE DC ELECTRICAL CHARACTERISTICS
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
V_il Low Level Input Voltage
0.2*V_dd V
V_ih High Level Input Voltage
0.8*V_dd
V
V_hyst Schmitt trigger hysteresis
0.8
V
DAC ELECTRICAL CHARACTERISTICS
Vdd = 3.3V; Tamb = 25°C; Input signal frequency = sinus wave generated by Audio Precision Sys.2; Input
Signal Amplitude = see notes; Noise Integration Bandwidth = 20Hz to 22KHz (A- weighted)
Parameter
Test Condition
Min.
Typ.
Max.
Unit
Noise + Distortion
(see note 1)
@0dB
@-6dBb
@-40dB
@-60dB
89
dB
94
dB
96
dB
96
dB
Total Harmonic Distortion
see note 2
94
dB
Dynamic range
see note 3
96
dB
Crosstalk
see note 4
-95
dB
Full Scale Output Voltage
V_dd = 3.15 to 3.45V
Full scale input
0.8
0.9
1.0
Vrms
Input Sampling Rate
36
48
kHz
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