STM32W108CBU6 STMICROELECTRONICS [STMicroelectronics], STM32W108CBU6 Datasheet - Page 163

• Manufacturer Part Number: STM32W108CBU6
• Description: High-performance, IEEE 802.15.4 wireless system-on-chip
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

STM32W108CB, STM32W108HB
Note:
Table 37.
INL and DNL are referenced to a LSB of the Equivalent ADC Bits shown in the last row of
Table
harmonic noise ratio) or SINAD (signal-to-noise and distortion ratio).
Table 38
a sampling rate of 6 MHz. ADC_HVSELP and ADC_HVSELN are programmed to 0 to
disable the input buffer. The single-ended measurements were done at f
0 dBFS level (where full-scale is a 1.2 V p-p swing). The differential measurements were
done at f
Table 38.
DNL (codes peak)
DNL (codes RMS)
ENOB
(from single-cycle test)
SNR (dB)
SINAD (dB)
SDFR (dB)
THD (dB)
ENOB (from SNR)
ENOB (from SINAD)
Equivalent ADC Bits
ADC_PERIOD
Conversion Time (µs)
Nyquist Freq (kHz)
3 dB Cut-off (kHz)
INL (codes peak)
Single-Ended
Differential
Single-Ended
Differential
Single-Ended
Differential
Single-Ended
Differential
Single-Ended
Differential
Single-Ended
Differential
37. ENOB (effective number of bits) can be calculated from either SNR (signal to non-
Parameter
input
describes the key ADC parameters measured at 25°C and VDD_PADS at 3.0 V, for
Parameter
ADC module key parameters for 1 MHz sampling (continued)
ADC module key parameters for 6 MHz sampling
= 7.7% f
Nyquist
; -6 dBFS level (where full-scale is a 2.4 V p-p swing).
[15:11]
0.04
0.02
Doc ID 16252 Rev 2
5.5
-55
-57
5.8
7.0
5.8
7.0
35
36
35
35
63
61
5
TBD
5.33
93.8
56.5
0
[15:10]
0.03
0.01
-63
-64
7.0
7.3
8.5
7.3
8.3
44
45
44
44
69
70
6
10.7
46.9
28.3
TBD
1
[15:9]
0.04
0.01
10.0
-67
-74
7.5
8.8
8.8
9.8
53
54
53
53
70
75
7
21.3
23.4
14.1
TBD
2
Performance
[15:8]
Performance
0.04
0.01
10.0
10.3
11.3
10.1
11.3
-69
-82
62
62
61
62
70
74
8
TBD
42.7
11.7
7.07
3
[15:7]
0.04
0.01
11.5
11.5
12.3
11.0
12.3
-69
-87
69
68
66
68
70
78
85.3
5.86
3.53
TBD
9
Electrical characteristics
4
[15:6]
0.09
0.03
12.0
12.3
12.8
11.1
12.8
-69
-93
74
71
67
71
69
80
10
2.93
1.77
TBD
171
input
5
= 7.7% f
[15:5]
0.12
0.03
12.5
12.5
13.1
11.3
13.1
0.883
-69
-94
1.46
TBD
341
75
73
68
73
70
84
11
6
163/179
Nyquist
[15:4]
0.732
0.442
0.03
12.5
12.3
13.1
11.1
13.0
TBD
683
0.1
-69
-93
74
73
67
72
70
89
12
7
;