LPC2132FHN64 datasheet(28/45 Pages) PHILIPS

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LPC2131_32_34_36_38

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Product data sheet

Rev. 5 — 2 February 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 RTCX pins);

Tamb =25 °C

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

[11] -14

μA

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

μA

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

μA

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

μA

IBATact

active mode battery

supply current

CCLK = 60 MHz;

PCLK = 15 MHz;

PCLK enabled to RTCK;

RTC clock = 32 kHz

(from RTCX pins);

Tamb =25 °C

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

[11]

-78

μA

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

μA

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

μA

IBATact(opt) optimized active mode

battery supply current

PCLK disabled to RTCK in the

PCONP register;

RTC clock = 32 kHz

(from RTCX pins);

Tamb =25 °C; Vi(VBAT) =3.3 V

CCLK = 6 MHz

[11][12]

-21

μA

CCLK = 25 MHz

μA

CCLK = 50 MHz

μA

CCLK = 60 MHz

μA

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

μA

VI =5V

[13] -10

μA

Oscillator pins

Vi(XTAL1)

input voltage on pin

XTAL1

01.8

1.95

Vo(XTAL2)

output voltage on pin

XTAL2

01.8

1.95

Vi(RTCX1)

input voltage on pin

RTCX1

01.8

1.95

Vo(RTCX2)

output voltage on pin

RTCX2

01.8

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

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