xr21b1411 Exar Corporation, xr21b1411 Datasheet - Page 27

• Manufacturer Part Number: xr21b1411
• Description: Enhanced 1-ch Full-speed Usb Uart
• Manufacturer: Exar Corporation

REV. 1.1.0
DC ELECTRICAL CHARACTERISTICS - USB I/O PINS
U
NLESS OTHERWISE NOTED
S
V
YMBOL
I
V
V
V
OSC
V
DrvZ
OH
OL
IH
IL
Input Low Voltage
Input High Voltage
Output Low Voltage
Output High Voltage
Driver Output Impedance
Open short current Current
P
ARAMETER
: TA = -40
O
TO
+85
O
C, V
-0.3
2.0
2.8
28
0
CC IS
M
IN
27
4.4V - 5.25V
L
IMITS
M
ENHANCED 1-CH FULL-SPEED USB UART
AX
38.5
0.8
5.5
0.3
3.6
44
Ohms
U
mA
NITS
V
V
V
V
External 1.5 K Ohm to
3.6V on USBD- pin
External 15 K Ohm to
GND on USBD- pin
1.5 V on USBD+ and
USBD-
C
XR21B1411
ONDITIONS