SP3220EBCY View Datasheet(PDF) - Signal Processing Technologies

Part Name

Description

Manufacturer

SP3220EBCY

+3.0V to +5.5V RS-232 Driver/Receiver Pair

Signal Processing Technologies 

SPECIFICATIONS (continued)

Unless otherwise noted, the following specifications apply for VCC = +3.0V to +5.0V with TAMB = TMIN to TMAX.

Typical Values apply at VCC = +3.3V or +5.0V and TAMB = 25oC, C1-4=0.1µF.

PARAMETER

RECEIVER INPUTS

MIN. TYP. MAX. UNITS

CONDITIONS

Input Voltage Range

-25

+25

Input Threshold LOW

0.6 1.2

0.8 1.5

Input Threshold HIGH

1.5

2.4

1.8

2.4

Input Hysteresis

0.3

Input Resistance

3

5

7

TIMING CHARACTERISTICS

Data Rate SP3220E

120 235

Data Rate SP3220EB

250

Data Rate SP3220EU

1000

Receiver Propagation Delay

0.15

0.15

Receiver Output Enable Time

200

Receiver Output Disable Time

200

Driver Skew

100

Receiver Skew

50

Transition-Region Slew Rate

30

90

V

V

VCC=3.3V

VCC=5.0V

V

VCC=3.3V

VCC=5.0V

V

kΩ

Kbps

Kbps

Kbps

µs

µs

ns

ns

ns

ns

V/µs

V/µs

RL=3kΩ, CL=1000pF, one driver switching

RL=3kΩ, CL=1000pF

RL=3kΩ, CL= 250pF

tPHL, RxIN to RxOUT, CL = 150pF

tPHL, RxIN to RxOUT, CL = 150pF

| tPHL - tPLH |, TAMB = 25oC

| tPHL - tPLH |

VCC = 3.3V, RL = 3KΩ, TAMB = 25oC,

measurements taken from -3.0V to +3.0V

or +3.0V to -3.0V (SP3220E and EB)

(SP3220EU)

Date: 8/30/05

SP3220E/EB/EU High ESD RS-232 Driver/Receiver



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