Zywyn Corporation

ZT230E

Specifications subject to change without notice

Zywyn

3

August 2004

rev. 02

Electrical Characteristics

Unless otherwise stated, V

CC = +5.0V, TA = Tmin to Tmax, C1 to C4 = 0.1µF, typical values apply at VCC = +5.0V and TA = 25°C.

Parameter

Condition

Min

Typ

Max

Units

TTL Logic Input

T

1IN, T2IN, T3IN, T4IN, T5IN, EN, SD

TTL Logic Output

R

1OUT, R2OUT, R3OUT, R4OUT, R5OUT

RS-232 Input

R

1IN, R2IN, R3IN, R4IN, R5IN

see specifications below

RS-232 Output

T

1OUT, T2OUT, T3OUT, T4OUT, T5OUT

Charge Pump Pin

C

1P, C1N, C2P, C2N

Power Pin

V

CC, VGND, VDD, VSS

Charge Pump Caps

C

1P, C1N, C2P, C2N

0.1

0.1

1.0

µF

Temp 0°C to +70°C

Commercial Grade

0

+25

+70

°C

Temp –40°C to +85°C

Industrial Grade

–40

+25

+85

°C

V

CC Voltage Range

V

CC = +5.0V Supply

4.5

5

5.5

V

Supply Current

TTL Inputs = V

CC/GND, RS-232 Input = float, TA = 25°C

Quiescent

V

CC = +5.0V ±10%, No load on transmitter outputs

3

6

mA

Supply Current

TTL Inputs = V

CC/GND, RS-232 Inputs = float, TA = 25°C

Transmitters Loaded

V

CC = +5.0V, All transmitter outputs loaded with RL = 3kΩ

15

mA

Supply Current,

SHUTDOWN Enabled

SD = GND, TTL Inputs = V

CC/GND, TA = 25°C

RS-232 Inputs = float, V

CC = +5.0V

1

10

µA

TTL LOGIC Input

Input Threshold Low

0.8

V

Input Threshold High

V

CC = +5.0V Supply

2.4

V

Input Hysteresis

0.5

V

Input Leakage Current

V

IN = VCC and GND, TxIN, EN, SD

±0.01

±1

µA

Input Leakage Current

V

IN = VCC and GND, TxIN

50

200

µA

TTL LOGIC Output

Output Voltage Low

I

OUT = 1.6mA

0.4

V

Output Voltage High

I

OUT = –1.0mA

V

CC–0.6 VCC–0.1

V

Output Leakage Current

Receiver Outputs Disabled, V

OUT = VCC or GND,

SD = GND, EN = V

CC

±0.05

±10

µA

Receiver Input

Input Voltage Range

T

A = Tmin – Tmax

–25

25

V

Input Threshold Low

T

A = 25°C, VCC = 5.0V

0.8

1.5

V

Input Threshold High

V

CC = +5.0V Supply

2.4

V

Input Hysteresis

T

A = 25°C

0.5

V

Input Resistance

V

IN = ±25V, TA = 25°C

3

7

k

Ω

Transmitter Output

Output Voltage Swing

R

L = 3kΩ, All Outputs are loaded

±5

V

Output Resistance

V

CC = VDD = VSS = GND, VOUT = ±2V

300

Ω

OutputShort-CircuitCurrent

V

OUT = GND

±60

mA

Output Leakage Current

Transmitter Disabled, V

OUT = ±12V

±5

µA