SPRSP93 November 2024 F29H850TU , F29H859TU-Q1
ADVANCE INFORMATION
The ADC input characteristics are given by Table 6-15 and Figure 6-38 for Type 5 12-bit ADC.
The ADC input characteristics are given by Table 6-16, Table 6-17, Figure 6-38, and Figure 6-39 for Type 4 12-bit/16-bit ADC.
DESCRIPTION | REFERENCE MODE | VALUE | |
---|---|---|---|
Cp | Parasitic input capacitance | All | See Table 6-20 (channels Cx,Dx,Ex). |
Ron | Sampling switch resistance | External Reference, 2.5-V Internal Reference | 500 Ω |
3.3-V Internal Reference | 860 Ω | ||
Ch | Sampling capacitor | External Reference, 2.5-V Internal Reference | 12.5 pF |
3.3-V Internal Reference | 7.5 pF | ||
Rs | Nominal source impedance | All | 50 Ω |
DESCRIPTION | VALUE | |
---|---|---|
Cp | Parasitic input capacitance | See Table 6-20 (channels Ax,Bx) |
Ron | Sampling switch resistance | 425 Ω |
Ch | Sampling capacitor | 14.5 pF |
Rs | Nominal source impedance | 50 Ω |
DESCRIPTION | VALUE | |
---|---|---|
Cp | Parasitic input capacitance | See Table 6-20 (channels Ax,Bx). |
Ron | Sampling switch resistance | 425 Ω |
Ch | Sampling capacitor | 32.5 pF |
Rs | Nominal source impedance | 50 Ω |
DESCRIPTION | VALUE | |
---|---|---|
Cp | Parasitic input capacitance | See Table 6-20 (channels Ax,Bx). |
Ron | Sampling switch resistance | 700 Ω |
Ch | Sampling capacitor | 7.5 pF |
Rs | Nominal source impedance | 50 Ω |
DESCRIPTION | VALUE | |
---|---|---|
Cp | Parasitic input capacitance | See Table 6-20 (channels Ax,Bx). |
Ron | Sampling switch resistance | 700 Ω |
Ch | Sampling capacitor | 16.5 pF |
Rs | Nominal source impedance | 50 Ω |
These input models should be used with actual signal source impedance to determine the acquisition window duration. For recommendations on improving ADC input circuits, see the ADC Input Circuit Evaluation for C2000 MCUs Application Note.
ADC CHANNEL | Cp (pF) | |
---|---|---|
COMPARATOR DISABLED | COMPARATOR ENABLED | |
A0/DACOUT1 |
5.4 |
6.9 |
A1 |
4.1 |
5.6 |
A2 |
4.1 |
5.6 |
A3 |
5.6 |
7.1 |
A4 |
4.2 |
5.7 |
A5 |
4.9 |
6.4 |
A6 |
0.2 |
1.7 |
A7 |
0.3 |
1.6 |
A8 |
0.3 |
1.8 |
A9 |
0.3 |
1.7 |
A10 |
0.3 |
1.8 |
A11 |
0.3 |
1.8 |
A12 |
5.2 |
6.7 |
A13 |
4.9 |
6.4 |
A14,B14,C14,D14,E14 |
5.7 |
7.2 |
A15,B15,C15,D15,E15 |
5.5 |
7.0 |
B0/VDAC |
27.1 |
28.6 |
B1 |
4.0 |
5.5 |
B2 |
4.6 |
6.1 |
B3 |
5.1 |
6.6 |
B4 |
3.5 |
5.0 |
B5 |
4.9 |
6.4 |
B6 |
0.3 |
1.8 |
B7 |
0.4 |
1.9 |
B8 |
0.2 |
1.7 |
B9 |
0.3 |
1.8 |
B10 |
0.3 |
1.8 |
B11 |
0.3 |
1.8 |
B12 |
4.9 |
6.4 |
B13 |
4.7 |
6.2 |
B16 |
5.1 |
6.6 |
B17 |
4.1 |
5.6 |
C0 |
5.0 |
6.5 |
C1 |
4.4 |
5.9 |
C2 |
4.9 |
6.4 |
C3 |
4.9 |
6.4 |
C4 |
2.9 |
4.4 |
C5 |
2.7 |
4.2 |
C6 |
0.3 |
1.8 |
C7 |
0.3 |
1.8 |
C8 |
0.3 |
1.8 |
C9 |
0.3 |
1.8 |
C10 |
3.3 |
4.8 |
C11 |
3.1 |
4.6 |
C12 |
2.9 |
4.4 |
C13 |
3.0 |
4.4 |
C16 |
3.1 |
4.6 |
C17 |
3.4 |
4.9 |
D0 |
3.3 |
4.8 |
D1 |
3.3 |
4.8 |
D2 |
5.0 |
6.5 |
D3 |
5.7 |
7.2 |
D4 |
0.2 |
1.7 |
D5 |
0.2 |
1.7 |
D6 |
0.2 |
1.7 |
D7 |
0.5 |
2.0 |
D8 |
0.5 |
2.0 |
D9 |
0.4 |
1.9 |
D10 |
3.8 |
5.3 |
D11 |
3.0 |
4.5 |
D12 |
3.3 |
4.8 |
D13 |
3.3 |
4.8 |
D16 |
2.9 |
4.4 |
D17 |
3.1 |
4.6 |
E0/DACOUT2 |
6.4 |
7.9 |
E1 |
3.3 |
4.8 |
E2 |
3.1 |
4.6 |
E3 |
3.3 |
4.8 |
E4 |
0.3 |
1.8 |
E5 |
0.3 |
1.8 |
E6 |
0.5 |
2.0 |
E7 |
0.4 |
1.9 |
E8 |
4.4 |
5.9 |
E9 |
3.9 |
5.4 |
E10 |
3.4 |
4.9 |
E11 |
3.4 |
4.9 |
E12 |
3.4 |
4.9 |
E13 |
3.6 |
5.1 |
E16 |
3.5 |
5.0 |
E17 |
3.6 |
5.1 |