7.9 Receiver Section: Electrical Characteristics

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 10-1)

PARAMETER

TEST CONDITIONS(1)

MIN

TYP(2)

MAX

UNIT

VOH

High-level output voltage

IOH = –1 mA

VCC – 0.6 V

VCC – 0.1 V

V

VOL

Low-level output voltage

IOL = 1.6 mA

0.4

V

VIT+

Positive-going input threshold voltage

VCC = 3.3 V

1.6

2.4

V

VCC = 5 V

1.9

2.4

VIT–

Negative-going input threshold voltage

VCC = 3.3 V

0.6

1.1

V

VCC = 5 V

0.8

1.4

Vhys

Input hysteresis (VIT+ – VIT–)

0.5

V

Ioff

Output leakage current

FORCEOFF = 0 V

±0.05

±10

μA

ri

Input resistance

VI = ±3 V to ±25 V

3

5

7

kΩ

(1)

Test conditions are C1–C4 = 0.1 μF at VCC = 3.3 V ± 0.3 V; C1 = 0.047 μF, C2–C4 = 0.33 μF at VCC = 5 V ± 0.5 V.

(2)

All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.

7.10 Switching Characteristics: Receiver

over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see Figure 10-1)

PARAMETER

TEST CONDITIONS(1)

TYP(2)

UNIT

tPLH

Propagation delay time, low- to high-level output

CL = 150 pF, See Figure 8-3

150

ns

tPHL

Propagation delay time, high- to low-level output

CL = 150 pF, See Figure 8-3

150

ns

ten

Output enable time

CL = 150 pF, RL = 3 kΩ, See Figure 8-4

200

ns

tdis

Output disable time

CL = 150 pF, RL = 3 kΩ, See Figure 8-4

200

ns

tsk(p)

Pulse skew(3)

See Figure 8-3

50

ns

(1)

Test conditions are C1–C4 = 0.1 μF at VCC = 3.3 V ± 0.3 V; C1 = 0.047 μF, C2–C4 = 0.33 μF at VCC = 5 V ± 0.5 V.

(2)

All typical values are at VCC = 3.3 V or VCC = 5 V, and TA = 25°C.

(3)

Pulse skew is defined as |tPLH - tPHL| of each channel of the same device.

SN65C3221E, SN75C3221E

SLLS694C – NOVEMBER 2005 – REVISED JULY 2021

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