Datasheet

MAX14821
IO-Link Device Transceiver
28Maxim Integrated
Figure 15. Using an Optional External Supply to Power the MAX14821
Ordering Information
+Denotes a lead(Pb)-free/RoHS-compliant package.
*EP = Exposed pad.
**Future product —contact factory for availability.
Chip Information
PROCESS: BiCMOS
Package Information
For the latest package outline information and land patterns (foot-
prints), go to www.maximintegrated.com/packages. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but the
drawing pertains to the package regardless of RoHS status.
PART TEMP RANGE PIN-PACKAGE
MAX14821ETG+ -40°C to +85°C 24 TQFN-EP*
MAX14821EWA+** -40°C to +85°C 25 WLP
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
24 TQFN-EP T2444+4
21-0139 90-0022
25 WLP W252A2+1
21-0191
Application
Note 1891
1
2
4
3
10kΩ
MAX14821
0.8Ω
1μF
0.1μF1μF
V
CC
UVGPIO2
LDOIN
DO
LX
FB
GND
SPI
IN
5V STEP-DOWN
REGULATOR
EN
C/Q
L+
L-
GND
DIGND
V
P
V
5
V
CC
LDO33V
L
TXQ
MICROCONTROLLER
WUIRQ
RXRX
TXCTX
TXENRTS
LOGPIO1
3.3V
MAX17501F
5V