xr21v1414 Exar Corporation, xr21v1414 Datasheet - Page 24
xr21v1414
Manufacturer Part Number
xr21v1414
Description
4-ch Full-speed Usb Uart
Manufacturer
Exar Corporation
Datasheet
1.XR21V1414.pdf
(26 pages)
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XR21V1414
4-CH FULL-SPEED USB UART
DC ELECTRICAL CHARACTERISTICS - POWER CONSUMPTION
U
DC ELECTRICAL CHARACTERISTICS - UART & GPIO PINS
U
DC ELECTRICAL CHARACTERISTICS - USB I/O PINS
U
4.0 ELECTRICAL CHARACTERISTICS
NLESS OTHERWISE NOTED
NLESS OTHERWISE NOTED
NLESS OTHERWISE NOTED
S
S
S
V
YMBOL
YMBOL
YMBOL
I
I
V
V
V
V
I
Susp
V
C
V
OSC
V
V
I
DrvZ
CC
I
OH
IH
OH
OL
IL
OL
IH
IN
IH
IL
IL
Power Supply Current
Suspend mode Current
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Input Low Leakage Current
Input High Leakage Current
Input Pin Capacitance
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Driver Output Impedance
Open short current Current
P
P
P
ARAMETER
ARAMETER
ARAMETER
: TA = -40
: TA = -40
: TA = -40
O
O
O
TO
TO
TO
+85
+85
+85
O
O
O
C, V
C, V
C, V
M
IN
-0.3
-0.3
2.0
2.2
2.0
2.8
28
0
CC IS
CC IS
CC IS
M
M
IN
IN
24
2.97
2.97
L
2.97
L
3.3V
3.3V
IMITS
IMITS
L
3.3V
TYP
IMITS
16
2
TO
TO
TO
M
M
AX
AX
3.63V
3.63V
3.63V
±10
±10
0.8
5.5
0.3
0.8
5.5
0.3
3.6
44
35
5
M
2.15
20
AX
Ohms
U
U
mA
uA
uA
pF
NITS
NITS
V
V
V
V
V
V
V
V
U
mA
mA
NITS
I
I
External 15 K Ohm to
GND on USBD- pin
External 15 K Ohm to
GND on USBD- pin
1.5 V on USBD+ and
USBD-
OL
OH
= 4 mA
= -4 mA
C
C
ONDITIONS
ONDITIONS
C
ONDITIONS
REV. 1.0.0