33399 datasheet(6/19 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

33399

ELECTRICAL CHARACTERISTICS

STATIC ELECTRICAL CHARACTERISTICS

LIN PIN (VOLTAGE EXPRESSED VERSUS VSUP VOLTAGE)

Low-Level Bus Voltage (Dominant State)

TXD LOW, VLIN = 40 mA

VDOM

0.0

—

1.4

High-Level Voltage (Recessive State)

TXD HIGH, IOUT = 1.0 µA

VREC

0.85 VSUP

—

Internal Pullup Resistor to VSUP (4)

-40°C

≤ T

A ≤ 70°C

70°C < TA ≤ 125°C

RPU

Ω

Current Limitation

TXD LOW, VLIN = VSUP

ILIM

150

200

Leakage Current to GND

Recessive State, VSUP - 0.3 V ≤ VLIN ≤ VSUP

(4)

VSUP Disconnected, -18 V ≤ VLIN ≤ 18 V (Excluding Internal Pullup

Source)

VSUP Disconnected, VLIN = -18 V (Including Internal Pullup Source)

VSUP Disconnected, VLIN = +18 V (Including Internal Pullup Source)

ILEAK

0.0

-40

—

-600

—

µA

LIN Receiver, Low-Level Input Voltage

TXD HIGH, RXD LOW

VLINL

0 VSUP

—

0.4 VSUP

LIN Receiver, High-Level Input Voltage

TXD HIGH, RXD HIGH

VLINH

0.6 VSUP

—

VSUP

LIN Receiver Threshold Center

(VLINH - VLINL) / 2

VLINTH

—

VSUP/2

—

LIN Receiver Input Voltage Hysteresis

VLINH - VLINL

VLINHYS

0.05 VSUP

—

0.15 VSUP

LIN Wake-Up Threshold Voltage

VLINWU

3.5

4.5

6.0

INH OUTPUT PIN

High-Level Voltage (Normal Mode)

VWUH

VSUP -0.8

—

VSUP

Leakage Current (Sleep Mode)

0 < VINH < VSUP

ILEAK

—

5.0

µA

WAKE INPUT PIN

Typical Wake-Up Threshold (EN = 0 V, 7.0 V

≤ V

SUP ≤ 18 V)

(5)

HIGH-to-LOW Transition

LOW-to-HIGH Transition

VWUTH

0.3 VSUP

0.4 VSUP

0.43 VSUP

0.55 VSUP

0.65 VSUP

Wake-Up Threshold Hysteresis

VWUHYS

0.1 VSUP

0.16 VSUP

0.2 VSUP

WAKE Input Current

VWAKE ≤ 14 V

VWAKE > 14 V

IWU

—

1.0

—

5.0

100

µA

Notes

A diode structure is inserted with the pullup resistor to avoid parasitic current path from LIN to VSUP.

When VSUP is greater than 18 V, the wake-up voltage thresholds remain identical to the wake-up thresholds at 18 V.

Table 3. Static Electrical Characteristics (continued)

Characteristics noted under conditions 7.0 V

≤ V

SUP ≤ 18 V, -40°C ≤ T

A ≤ 125°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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