MAX3325CAI-T Maxim Integrated, MAX3325CAI-T Datasheet - Page 7

• 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

Figure 1. Application Circuit
*RESISTORS R
REF
+ AND R
_______________________________________________________________________________________
0.22 F
REF
- ARE BOTH SHOWN, BUT ONLY ONE OR THE OTHER IS USED IN APPLICATION.
C4
0.22 F
0.22 F
0.22 F
C5
0.22 F
0.22 F
C1
C2
C3
LCD Supply and Contrast Controller
3V Dual RS-232 Transceiver with
R1OUT
R2OUT
DOWN
SDLCD
C1+
C1-
C2+
C2-
GND
SD232
T2IN
V-
V+
V
UP
T1IN
V
L
DD
MAX3325
6-BIT
DAC
5k
5k
T1OUT
T2OUT
TEMP
REF+
REF-
R1IN
R2IN
DAC
LCD
REG
FB
10k
4.7 F
0.22 F
0.22 F
0.22 F
C
L
R
REF+8
R
R
R
REF-
TEMP
OUT
*
*
R
FB
R
L
C
L
R
0.47 F
DISPLAY
L
LCD
7