![Cypress EZ-BLE PRoC CYBLE-212019-00 Скачать руководство пользователя страница 19](http://html1.mh-extra.com/html/cypress/ez-ble-proc-cyble-212019-00/ez-ble-proc-cyble-212019-00_manual_2705920019.webp)
Document Number: 002-09764 Rev. *G
Page 19 of 39
CYBLE-212019-00
CYBLE-212023-10
CSD
A_DNL
Differential nonlinearity. V
DD
= 1.71 V to
5.5 V, 500 ksps
–1
– 2.2
LSB
V
REF
= 1 V to V
DD
A_THD
Total harmonic distortion
–
–
–65
dB
F
IN
= 10 kHz
Table 19. SAR ADC AC Specifications
(continued)
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
CSD Block Specifications
Parameter
Description
Min
Typ
Max
Units
Details/Conditions
V
CSD
Voltage range of operation
1.71
–
5.5
V
–
IDAC1
DNL for 8-bit resolution
–1
–
1
LSB
–
IDAC1
INL for 8-bit resolution
–3
–
3
LSB
–
IDAC2
DNL for 7-bit resolution
–1
–
1
LSB
–
IDAC2
INL for 7-bit resolution
–3
–
3
LSB
–
SNR
Ratio of counts of finger to noise
5
–
–
Ratio
Capacitance range of
9 pF to 35 pF, 0.1-pF
sensitivity. Radio is not
operating during the
scan
I
DAC1_CRT1
Output current of IDAC1 (8 bits) in High
range
–
612
–
A
–
I
DAC1_CRT2
Output current of IDAC1 (8 bits) in Low
range
–
306
–
A
–
I
DAC2_CRT1
Output current of IDAC2 (7 bits) in High
range
–
305
–
A
–
I
DAC2_CRT2
Output current of IDAC2 (7 bits) in Low
range
–
153
–
A
–