13892 datasheet(14/158 Pages) FREESCALE

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ELECTRICAL CHARACTERISTICS

STATIC ELECTRICAL CHARACTERISTICS

Analog Integrated Circuit Device Data



Freescale Semiconductor

MC13892

32 KHZ CRYSTAL OSCILLATOR

Operating Voltage

Oscillator and RTC Block from BP

VXTAL

1.2

–

4.65

Coincell Disconnect Threshold

At LICELL

VLCD

1.8

–

2.0

Output Low CLK32K, CLK32KMCU

Output sink 100 µA

VCLKLO

0.0

–

0.2

Output High

CLK32K Output source 100 µA

CLK32KMCU Output source 100 µA

VCLKHI

VCLKMCUHI

SPIVCC-0.2

VSRTC-0.2

–

SPIVCC

VSRTC

VSRTC GENERAL

Operating Input Voltage Range VINMIN to VINMAX

Valid Coin Cell range

Or valid BP

VLICELL

1.8

UVDET

–

3.6

4.65

Operating Current Load Range ILMIN to ILMAX

ISRTC

0.0

–

µA

Bypass Capacitor Value

CSRTC

–

1.0

–

µF

VSRTC ACTIVE MODE – DC

Output Voltage VOUT

VINMIN < VIN < VINMAX, ILMIN < IL < ILMAX

VSRTC

1.15

1.20

1.25

CLK AND MISO

Input Low CS, MOSI, CLK

VINCSLO

VINMOSILO

VINCLKLO

0.0

–

0.3*SPIVCC

Input High CS, MOSI, CLK

VINCSHI

VINMOSIHI

VINCLKHI

0.7*SPIVCC

–

SPIVCC+0.3

Output Low MISO, INT

Output sink 100 µA

VOMISOLO

VOINTLO

0.0

–

0.2

Output High MISO, INT

Output source 100 µA

VOMISOHI

VOINTHI

SPIVCC-0.2

–

SPIVCC

SPIVCC Operating Range

SPIVCC

1.75

–

3.1

Table 5. Static Electrical Characteristics (continued)

Characteristics noted under conditions -40

C  TA  85 C, GND = 0 V unless otherwise noted. Typical values noted reflect

the approximate parameter means at TA = 25 °C under nominal conditions, unless otherwise noted.

Characteristic

Symbol

Min

Typ

Max

Unit

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