XR19L220_07 Datasheet, PDF (32/43 Pages) Exar Corporation – SINGLE CHANNEL INTEGRATED UART AND RS-232 TRANSCEIVER

XR19L220
SINGLE CHANNEL INTEGRATED UART AND RS-232 TRANSCEIVER
ELECTRICAL CHARACTERISTICS
UNLESS OTHERWISE NOTED: TA= - 40 to + 85 (INDUSTRIAL GRADE), VCC= 3.0 - 5.5V
REV. 1.0.1
SYMBOL
PARAMETER
3.3V LIMITS
MIN MAX
5.0V LIMITS
MIN MAX
UNITS
CONDITIONS
DC CHARACTERISTICS
ICC
Supply Current, Normal Mode
30
35
mA VCC=3.0V to 5.5V, TA=+25C, no load
ISLP Supply Current, Partial Sleep Mode
28
(UART sleep, Transceiver active)
32
mA VCC=3.0V to 5.5V, TA=+25C, no load
ISLP Supply Current, Partial Sleep Mode
2
(UART active, Transceiver sleep)
3
mA VCC=3.0V to 5.5V, TA=+25C, no load
ISLP/IPWS Supply Current, Full Sleep Mode
(UART sleep, Transceiver sleep)
20
40
uA VCC=3.0V to 5.5V, TA=+25C, no load,
all inputs are idle
OSCILLATOR INPUT (X1)
VILCK Clock Input Low Level
-0.3
0.6
-0.5
0.6
V
VIHCK Clock Input High Level
2.4
VCC
3.0
VCC
V
LOGIC INPUTS/OUTPUTS (D[0:7], A[0:2], IOR#, IOW#/RW#, CS#, INT/IRQ#, RST#/RST, I/M#, PWRSAVE, ACP)
VIL
Input Low Voltage
-0.3
0.8
-0.5
0.8
V
VIH
Input High Voltage
2.0
5.5
2.2
5.5
V
VOL Output Low Voltage
VOH Output High Voltage
IIL
Input Low Leakage Current
0.4
V I_OL = 6 mA
0.4
I_OL = 4 mA
2.4
2.0
V I_OL = -6 mA
I_OL = -1 mA
±10
±10
uA Inputs with no pull-up resistor
IHL
Input High Leakage Current
±10
±10
uA Inputs with no pull-down resistor
RS-232 INPUTS (RXD, CTS, DSR, RI, DCD)
Input Voltage Range
±15
±15
V
VIHR Input Threshold Low
VILR Input Threshold High
VHYS Input Hysteresis
RTR Input Transmition Resistance
RS-232 OUTPUTS (TXD, RTS, DTR)
0.6
0.8
V TA=+25C
2.0
2.4
V TA=+25C
0.5
0.5
V
3
7
3
7 K ohm TA=+25C
Output Voltage Range
±5.0 ±6.5 ±5.0 ±6.5
V 3K ohm load on all transmitter outputs
ROR Output Resistance
IOS
Output Short-Circuit Current
300
300
ohm Vcc=0V, transmitter output=+/-2V
±60
±60 mA
RS-232 AC TIMING (TXD)
Maximum Data Rate
Transmitter Slew Rate
250
250 Kbps RL=3Kohm, CL=1000pF
30
30
V/us CL = 50pF to 2500pF, RL=3-7Kohm
32