MAX3325CAI-T Maxim Integrated, MAX3325CAI-T Datasheet - Page 3

• Manufacturer Part Number: MAX3325CAI-T
• Description: RS-232 Interface IC
• Manufacturer: Maxim Integrated
• Series: MAX3325r

Specifications of MAX3325CAI-T

• Data Rate: 250 Kbps
• Operating Supply Voltage: 3 V to 3.6 V
• Supply Current: 2 mA
• Operating Temperature Range: - 40 C to + 85 C
• Number Of I/os: 2 / 2
• Propagation Delay Time Ns: 300 ns

ELECTRICAL CHARACTERISTICS (continued)
(V
are at V
POSITIVE REFERENCE VOLTAGE
NEGATIVE REFERENCE VOLTAGE
LOGIC INPUTS (SD232, SDLCD, T1IN, T2IN, UP, DOWN)
RECEIVER OUTPUTS
RECEIVER INPUTS
TRANSMITTER OUTPUTS
LCD Line Regulation
LCD Adjustment Range
Output Voltage
Load Regulation
Short-Circuit Current
Output Voltage
Load Regulation
Short-Circuit Current
Logic Threshold High
Logic Threshold Low
Input Current
Output Voltage Low
Output Voltage High
Input Voltage Range
Input Threshold Low
Input Threshold High
Input Hysteresis
Input Resistance
Output Voltage Swing
Output Resistance
Short-Circuit Current
Output Leakage Current
DD
= +3.0V to +3.6V, V
DD
PARAMETER
= +3.3V, T
_______________________________________________________________________________________
A
= +25°C.)
L
= +3.3V, circuit and components of Figure 1, T
LCD Supply and Contrast Controller
3V < V
Load = -3mA
R
Load = 12µA to 62µA (sourcing current)
No load
Load = 0 to 50µA (sinking current)
V
I
I
T
T
-15V < V
All outputs loaded with 3kΩ to ground
V
V
disabled
SINK
SOURCE
IN
A
A
DD
DD
REF
= +25°C, V
= +25°C, V
3V Dual RS-232 Transceiver with
= GND or V
= V
= 0 or 3V to 3.6V, V
+ = 10kΩ
= 1.6mA
DD
L
R_IN
= 1.0mA
= V+ = V- = 0, V
< 3.6V, V
< +15V, T
DD
DD
DD
= 3.3V
= 3.3V
LCD
CONDITIONS
A
= -4.0V
OUT
= +25°C
OUT
= ±12V, transmitters
= ±2V
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values
0.8
-1.14
1.16
MIN
300
-25
0.6
±5
-5
-1
2
3
·
V
L
0.125
-1.21
±5.4
TYP
1.21
10M
±35
0.3
10
35
4
5
5
-1.28
MAX
1.26
+25
±60
±25
0.8
0.4
2.4
+2
1
7
UNITS
mA
mA
mA
mV
mV
mV
µA
kΩ
µA
Ω
V
V
V
V
V
V
V
V
V
V
V
V
3