XMC4400 Datasheet, PDF (51/103 Pages) Infineon Technologies AG – Microcontroller Series for Industrial Applications

XMC4400
XMC4000 Family
Electrical Parameters
Table 27 DAC Parameters (Operating Conditions apply) (cont’d)
Parameter
Symbol
Values
Unit Note /
Min. Typ. Max.
Test Condition
Offset error
Gain error
Startup time
ED_OFF CC
ED_{G_IN} CC -5
t_STARTUP CC −
±20
05
15 30
mV
%
μs time from output
enabling till code
valid ±16 LSB
3dB Bandwidth of f_C1
CC 2.5 5
−
Output Buffer
MHz verified by design
Output sourcing
I_{OUT_SOURCE} −
-30 −
mA
current
CC
Output sinking
current
I_{OUT_SINK}
−
0.6 −
mA
CC
Output resistance
Load resistance
Load capacitance
Signal-to-Noise
Ratio
R_OUT
R_L
C_L
SNR
CC −
SR 5
SR −
CC −
50 −
−−
− 50
70 −
Ohm
kOhm
pF
dB examination
bandwidth < 25 kHz
Total Harmonic
Distortion
THD CC −
70 −
dB examination
bandwidth < 25 kHz
Power Supply
Rejection Ratio
PSRR CC −
56 −
dB
to V_DDA
verified by design
1) According to best straight line method.
Conversion Calculation
Unsigned:
DACxDATA = 4095 × (V_OUT - V_{OUT_MIN}) / (V_{OUT_MAX} - V_{OUT_MIN})
Signed:
DACxDATA = 4095 × (V_OUT - V_{OUT_MIN}) / (V_{OUT_MAX} - V_{OUT_MIN}) - 2048
Data Sheet
51
V1.2, 2015-12
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