LPC2131 datasheet(28/45 Pages) PHILIPS

28 / 45 page

LPC2131_32_34_36_38

All information provided in this document is subject to legal disclaimers.

Product data sheet

Rev. 5.1 — 29 July 2011

28 of 45

NXP Semiconductors

LPC2131/32/34/36/38

Single-chip 16/32-bit microcontrollers

[1]

Typical ratings are not guaranteed. The values listed are at room temperature (25

C), nominal supply voltages.

[2]

The RTC typically fails when Vi(VBAT) drops below 1.6 V.

[3]

Including voltage on outputs in 3-state mode.

IBATpd

Power-down mode battery

supply current

RTC clock = 32 kHz

(from RTCXn pins);

Tamb =25 C

VDD = 3.0 V; Vi(VBAT) =2.5 V

[11] -14

A

VDD = 3.0 V; Vi(VBAT) =3.0 V

A

VDD = 3.3 V; Vi(VBAT) =3.3 V

A

VDD = 3.6 V; Vi(VBAT) =3.6 V

A

IBATact

active mode battery

supply current

CCLK = 60 MHz;

PCLK = 15 MHz;

PCLK enabled to RTCK;

RTC clock = 32 kHz

(from RTCXn pins);

Tamb =25 C

VDD = 3.0 V; Vi(VBAT) =3.0 V

[11]

-78

A

VDD = 3.3 V; Vi(VBAT) =3.3 V

A

VDD = 3.6 V; Vi(VBAT) =3.6 V

A

IBATact(opt) optimized active mode

battery supply current

PCLK disabled to RTCK in the

PCONP register;

RTC clock = 32 kHz

(from RTCXn pins);

Tamb =25 C; Vi(VBAT) =3.3 V

CCLK = 6 MHz

[11][12]

-21

A

CCLK = 25 MHz

A

CCLK = 50 MHz

A

CCLK = 60 MHz

A

I2C-bus pins

VIH

HIGH-level input voltage

0.7VDD

VIL

LOW-level input voltage

0.3VDD

Vhys

hysteresis voltage

0.05VDD

-V

VOL

LOW-level output voltage

IOLS =3 mA

[7] --

0.4

ILI

input leakage current

VI =VDD

[13] -2

A

VI =5V

[13] -10

A

Oscillator pins

Vi(XTAL1)

input voltage on pin

XTAL1

0.5

1.8

1.95

Vo(XTAL2)

output voltage on pin

XTAL2

0.5

1.8

1.95

Vi(RTCX1)

input voltage on pin

RTCX1

0.5

1.8

1.95

Vo(RTCX2)

output voltage on pin

RTCX2

0.5

1.8

1.95

Table 6.

Static characteristics …continued

Tamb = 40 C to +85 C for commercial applications, unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ[1]

Max

Unit

LPC2131 датащи(PDF) 28 Page - NXP Semiconductors

LPC2131 датащи(HTML) 28 Page - NXP Semiconductors

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45

датащи скачать

ссылки URL