MC33897ADSLASHR2 datasheet(11/20 Pages) FREESCALE

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Analog Integrated Circuit Device Data

Freescale Semiconductor

33897/A/B/C/D/T

ELECTRICAL CHARACTERISTICS

DYNAMIC ELECTRICAL CHARACTERISTICS

BUS (CONTINUED)

High-Voltage Rising Output Delay

200

Ω ≤ R

L ≤ 3332 Ω, 1.0 µs ≤ Load Time Constants ≤ 4.0 µs

Measured from TXD=VIL to VBUS as follows:

Max Time to VBUSMOD = 3.7 V, 6.0 V ≤ VBATT ≤ 26.5 V

(14)

Min Time to VBUSMOD = 1.0 V, 6.0 V ≤ VBATT ≤ 26.5 V

(14)

Max Time to VBUSMOD = 9.4 V, 12.0 V ≤ VBATT ≤ 26.5 V

(14)

tDLYHVRO

2.0

–

6.3

µs

High-Voltage Falling Output Delay

200

Ω ≤ R

L ≤ 3332 Ω, 1.0 µs ≤ Load Time Constants ≤ 4.0 µs,

12.0 V

≤ V

BATT ≤ 26.5 V

Measured from TXD=VIH to VBUS as follows:

Max Time to VBUSMOD = 1.0 V

(14)

Min Time to VBUSMOD = 3.7 V

(14)

tDLYHVFO

1.8

–

µs

RECEIVER RXD

Receive Delay Time (5.0 V

≤ V

BATT ≤ 26.5 V)

Awake

tRDLY

0.2

–

1.0

µs

Receive Delay Time (BUS Rising to RXD Falling, 5.0 V

≤ V

BATT ≤ 26.5 V)

Sleep

tRDLYSL

–

µs

CNTL

CNTL Falling Delay Time (5.0 V

≤ V

BATT ≤ 26.5 V)

(33897/A/C/T only)

t CNTLFDLY

300

–

1000

Notes

14.

VBUSMOD is the voltage at the BUSMOD node in Figure 7, page 15.

Table 5. Dynamic Electrical Characteristics (continued)

Characteristics noted under conditions of -40

°C ≤ T

A ≤ 125°C, unless otherwise stated. Voltages are relative to GND unless

otherwise noted. All positive currents are into the terminal. All negative currents are out of the terminal.

Characteristic

Symbol

Min

Typ

Max

Unit

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