Datasheet
ANALOG OUTPUT
0
1
2
3
4
5
6
-
-
-
-
-
-
OutputCurrent(mA)
OUTPUTCURRENTvsINPUTCODE
I N
OUT
I P
OUT
InputCode(Hex)
80000000( FS)- 000000(BPZ) 7FFFFFFF(+FS)
PCM1795
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........................................................................................................................................................................................................ SLES248 – MAY 2009
Table 17 and Figure 75 show the relationship between the digital input code and analog output.
Table 17. Analog Output Current and Voltage
(1)
PARAMETER 800000 ( – FS) 000000 (BPZ) 7FFFFF (+FS)
I
OUT
N (mA) – 1.5 – 3.5 – 5.5
I
OUT
P (mA) – 5.5 3.5 – 1.5
V
OUT
N (V) – 1.23 – 2.87 – 4.51
V
OUT
P (V) – 4.51 – 2.87 – 1.23
V
OUT
(V) – 2.91 0 2.91
(1) V
OUT
N is the output of U1, V
OUT
P is the output of U2, and V
OUT
is the output of U3 in the measurement circuit of Figure 52 .
Figure 75. Relationship Between Digital Input and Analog Output
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