Zywyn Corporation
ZT202F/232F/310F/312F
Electrical Characteristics
Unless otherwise stated, VCC = +5.0V, TA = Tmin to Tmax, C1 to C4 = 0.1μF, typical values apply at VCC = +5.0V and TA = 25°C.
Parameter
Condition
Bin
Typ
Bax
Units
TTL Logic Input
TTL Logic Output
RS-232 Input
T1IN, T2IN, EN, SꢀDN
R1OUT, R2OUT
R1IN, R2IN
see specifications below
RS-232 Output
Charge Pump Pin
Power Pin
T1OUT, T2OUT
C1P, C 1N, C2P, C 2N
VCC, VGND, VDD, VSS
Charge Pump Caps
Temp 0°C to +70°C
Temp –40°C to +85°C
C1P, C 1N, C2P, C 2N
Commercial Grade
Industrial Grade
0.1
0
–40
4.5
0.1
+25
+25
5
1.0
+70
+85
5.5
μF
°C
°C
V
VCC Voltage Range
VCC = +5.0V Supply
Supply Current
Quiescent
TTL Inputs = VCC/GND, RS-232 Input = float, TA = 25°C
V
CC = +5.0V 10ꢁ, No load on transmitter outputs (For ZT232F)
3
4
5
8
mA
mA
(For ZT202F, ZT310F, ZT312F)
Supply Current
Transmitters Loaded
TTL Inputs = VCC/GND, RS-232 Inputs = float, TA = 25°C
CC = +5.0V, All transmitter outputs loaded with RL = 3kΩ
V
15
1
mA
μA
Supply Current,
SꢀUTDOWN Enabled
SꢀDN = GND, TTL Inputs = VCC/GND, TA = 25°C
RS-232 Inputs = float, VCC = +5.0V (For ZT310F/ZT312F)
5
TTL LOGIC Input
VCC = +5.0V Supply
Input Threshold Low
Input Threshold ꢀigh
Input ꢀysteresis
T1IN, T2IN, EN, SꢀDN
T1IN, T2IN, EN, SꢀDN
T1IN, T2IN
0.8
V
V
V
2.4
3.5
0.5
15
Input Leakage Current
TxIN = GND
200
μA
TTL LOGIC Output
Output Voltage Low
Output Voltage ꢀigh
Output Leakage Current
I
I
OUT = 3.2mA
OUT = –1.0mA
0.4
10
V
V
μA
SꢀDN = GND, EN = VCC; GND < VOUT < VCC (For ZT310F/ZT312F)
0.05
Receiver Input
Input Voltage Range
Input Threshold Low
Input Threshold ꢀigh
Input ꢀysteresis
T = Tmin – Tmax
–25
0.8
25
V
V
V
V
kΩ
TAA = 25°C, VCC = 5.0V
1.2
1.7
0.5
V
CC = +5.0V Supply
TA = 25°C
IN = 25V, TA = 25°C
2.4
1.0
7
0.2
3
Input Resistance
V
Transmitter Output
Output Voltage Swing
RL = 3~7kΩ, All Outputs are loaded
(For ZT232F)
5
6
9
V
RL = 3~7kΩ, All Outputs are loaded, VCC= 5.25V
(For ZT202F, ZT310F, ZT312F)
5
300
V
Ω
mA
Output Resistance
Output Short-Circuit Current VOUT = GND
Output Leakage Current Transmitter Disabled, VOUT = 12V
V
CC = VDD = VSS = GND, VOUT = 2V
20
5
60
μA
Specifications subject to change without notice
Z
ywyn
3
June 2010
rev. 04
ASIX [ ASIX ELECTRONICS CORPORATION ]
