MP232EC datasheet(6/18 Pages) TI

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PARAMETER MEASUREMENT INFORMATION

Ω

TEST CIRCUIT

VOLTAGE WAVEFORMS

0 V

3 V

Output

Input

VOL

VOH

tTLH

Generator

(see Note B)

RS-232

Output

tTHL

(see Note A)

SR(tr) +

6 V

THL

or t

TLH

NOTES: A. CL includes probe and jig capacitance.

B. The pulse generator has the following characteristics: PRR = 250 kbit/s, ZO = 50 Ω, 50% duty cycle, tr ≤ 10 ns, tf ≤ 10 ns.

1.5 V

3 V

−3 V

3 V

−3 V

TEST CIRCUIT

VOLTAGE WAVEFORMS

0 V

3 V

Output

Input

VOL

VOH

tPLH

tPHL

50%

NOTES: A. CL includes probe and jig capacitance.

B. The pulse generator has the following characteristics: PRR = 250 kbit/s, ZO = 50 Ω, 50% duty cycle, tr ≤ 10 ns, tf ≤ 10 ns.

1.5 V

Ω

Generator

(see Note B)

RS-232

Output

(see Note A)

TEST CIRCUIT

VOLTAGE WAVEFORMS

Ω

50%

−3 V

3 V

1.5 V

Output

Input

VOL

VOH

tPHL

Generator

(see Note B)

tPLH

Output

(see Note A)

NOTES: A. CL includes probe and jig capacitance.

B. The pulse generator has the following characteristics: ZO = 50 Ω, 50% duty cycle, tr ≤ 10 ns, tf ≤ 10 ns.

MAX3232E

3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER

WITH

±15-kV IEC ESD PROTECTION

SLLS664A – AUGUST 2005 – REVISED APRIL 2007

Figure 1. Driver Slew Rate

Figure 2. Driver Pulse Skew

Figure 3. Receiver Propagation Delay Times

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