Справочник Пользователя для Cypress Semiconductor 3025

Document Number: 002-xxxxx Rev. ** 

Page 25 of 42

 shows the maximum electrical rating for voltages referenced to VDD pin.

 shows the power supply characteristics for the range T

J

 = 0 to 125×C.

 shows the specifications for the ADC characteristics.

VDD

–

3.8

V

Voltage on input or output pin

–

V

SS

 – 0.3 to V

DD

 + 0.3

V

Operating ambient temperature range 

Topr

–30 to +85

°C

Storage temperature range

Tstg

–40 to +125

°C

1. Overall performance degrades beyond minimum and maximum supply voltages.

V

DD

Power Supply Input

2.3

–

3.6

V

V

DD_RIPPLE

Maximum power supply ripple for V

DD

 input voltage

–

–

100

mV

Number of Input channels –

–

–

9

–

–

Channel switching rate

f

ch

–

–

–

133.33

kch/s

Input signal range

V

inp

–

0

–

3.63

V

Reference settling time

–

Changing refsel

7.5

–

–

μs

Input resistance

R

inp

Effective, single ended

–

500

–

k

Ω

Input capacitance

C

inp

–

–

–

5

pF

Conversion rate

f

C

–

5.859

–

187

kHz

Conversion time

T

C

–

5.35

–

170.7

μs

Resolution

R

–

–

16

–

bits

Effective number of bits

–

In specified performance range

–

See 

–

Absolute voltage 

measurement error

–

Using on-chip ADC firmware driver

–

±2

–

%

Current

I

I

avdd1p2

 + I

avdd3p3

–

–

1

mA

Power

P

–

–

1.5

–

mW

Leakage current

I

leakage

T = 25×C

–

–

100

nA

Power-up time

T

powerup

–

–

–

200

µs

Integral nonlinearity

3

INL

In guaranteed performance range

–

–

1

LSB

1

Differential nonlin-

earity

DNL

In guaranteed performance range

–

–

1

LSB

1