ICL3221EM, ICL3221EF

2. Specifications

FN7552 Rev.2.00

Page 6 of 22

May.29.19

Supply Current, Powerdown

FORCEOFF = GND

Full

1.0

10

µA

Supply Current, Automatic

Power-Down Disabled

All Outputs Unloaded,

FORCEON = FORCEOFF = VCC

VCC = 3.15V

Full

0.3

1.8

mA

Logic and Transmitter Inputs and Receiver Outputs

Input Logic Threshold Low

TIN, FORCEON, FORCEOFF, EN

Full

0.8

V

Input Logic Threshold High

TIN, FORCEON, FORCEOFF, EN

VCC = 3.3V

Full

2.0

V

Input Leakage Current

TIN, FORCEON, FORCEOFF, EN

Full

±0.01

±10

µA

Output Leakage Current

FORCEOFF = GND or EN = VCC

Full

±0.05

±10

µA

Output Voltage Low

IOUT = 1.6mA

Full

-

0.4

V

Output Voltage High

IOUT = -1.0mA

Full

VCC - 0.6 VCC - 0.1

V

Automatic Powerdown (FORCEON = GND, FORCEOFF = VCC)

Receiver Input Thresholds to

Enable Transmitters

Power-up (see Figure 10)Full

-2.7

2.7

V

Receiver Input Thresholds to

Disable Transmitters

Power-down (see Figure 10)Full

-0.3

0.3

V

INVALID Output Voltage Low

IOUT = 1.6mA

Full

0.4

V

INVALID Output Voltage High

IOUT = -1.0mA

Full

VCC - 0.6

V

Receiver Threshold to

Transmitters Enabled Delay

(tWU)

25

100

µs

Receiver Positive or Negative

Threshold to INVALID High

Delay (tINVH)

25

1

µs

Receiver Positive or Negative

Threshold to INVALID Low

Delay (tINVL)

25

30

µs

Receiver Input

Input Voltage Range

25

-25

25

V

Input Threshold Low

VCC = 3.3V

25

0.6

1.2

V

Input Threshold High

VCC = 3.3V

25

1.5

2.4

V

Input Hysteresis

25

0.5

V

Input Resistance

25

3

5

7

kΩ

Transmitter Output

Output Voltage Swing

All transmitter outputs loaded with 3kΩ to ground

Full

±5.0

±5.4

V

Output Resistance

VCC = V+ = V- = 0V, transmitter output = ±2V

Full

300

10M

Ω

Output Short-Circuit Current

Full

±35

±60

mA

Output Leakage Current

VOUT = ±12V, VCC = 0V or 3V to 3.6V, automatic

power-down or FORCEOFF = GND

Full

±25

µA

Timing Characteristics

Maximum Data Rate

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

Full

250

500

kbps

Receiver Propagation Delay

Receiver input to receiver output,

CL = 150pF

tPHL

25

0.15

µs

tPLH

25

0.15

µs

Receiver Output Enable Time

Normal operation

25

200

ns

Receiver Output Disable Time

Normal operation

25

200

ns

Transmitter Skew

tPHL to tPLH (Note 5)

25

100

1000

ns

Receiver Skew

tPHL to tPLH

25

50

1000

ns

Test conditions: VCC = 3.3V ±10%, C1 - C4 = 0.1µF; unless otherwise specified. Typicals at TA = +25°C. Boldface limits apply across the

operating temperature ranges, -55°C to +125°C (ICL3221EM) and -40°C to +125°C (ICL3221EF). (Continued)

Parameter

Test Conditions

Temp

(°C)

Min

(Note 6)Typ

Max

(Note 6)Unit