CY8C58LP datasheet(81/122 Pages) CYPRESS

81 / 122 page

PRELIMINARY

PSoC® 5LP: CY8C58LP Family

Datasheet

Document Number: 001-84932 Rev. **

Page 81 of 122

Vextref

ADC external reference input voltage, see

also internal reference in Voltage

Reference on page 84

Pins P0[3], P3[2]

0.9

–

1.3

Current Consumption

IDD_20

IDDA + IDDD Current consumption, 20 bit[42] 187 sps, unbuffered

–

1.5

IDD_16

IDDA + IDDD Current consumption, 16 bit[42] 48 ksps, unbuffered

–

1.5

IDD_12

IDDA + IDDD Current consumption, 12 bit[42] 192 ksps, unbuffered

–

1.95

IDD_8

IDDA + IDDD Current consumption, 8 bit[42] 384 ksps, unbuffered

–

1.95

IBUFF

Buffer current consumption[42]

––

2.5

Table 11-20. 20-bit Delta-sigma ADC DC Specifications

(continued)

Parameter

Description

Conditions

Min

Typ

Max

Units

Note

42. Based on device characterization (not production tested).

Table 11-21. Delta-sigma ADC AC Specifications

Parameter

Description

Conditions

Min

Typ

Max

Units

Startup time

–

Samples

THD

Total harmonic distortion[42]

Buffer gain = 1, 16 bit,

Range = ±1.024 V

–

0.0032

20-Bit Resolution Mode

SR20

Sample rate[42]

Range = ±1.024 V, unbuffered

7.8

–

187

sps

BW20

Input bandwidth at max sample rate[42]

Range = ±1.024 V, unbuffered

–

16-Bit Resolution Mode

SR16

Sample rate[42]

Range = ±1.024 V, unbuffered

–

ksps

BW16

Input bandwidth at max sample rate[42]

Range = ±1.024 V, unbuffered

–

kHz

SINAD16int Signal to noise ratio, 16-bit, internal

reference[42]

Range = ±1.024V, unbuffered

–

SINAD16ext Signal to noise ratio, 16-bit, external

reference[42]

Range = ±1.024 V, unbuffered

–

12-Bit Resolution Mode

SR12

Sample rate, continuous, high power[42]

Range = ±1.024 V, unbuffered

–

192

ksps

BW12

Input bandwidth at max sample rate[42]

Range = ±1.024 V, unbuffered

–

kHz

SINAD12int Signal to noise ratio, 12-bit, internal

reference[42]

Range = ±1.024 V, unbuffered

–

8-Bit Resolution Mode

SR8

Sample rate, continuous, high power[42]

Range = ±1.024 V, unbuffered

–

384

ksps

BW8

Input bandwidth at max sample rate[42]

Range = ±1.024 V, unbuffered

–

kHz

SINAD8int

Signal to noise ratio, 8-bit, internal

reference[42]

Range = ±1.024 V, unbuffered

–

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