MAX3454EETE+T Maxim Integrated Products, MAX3454EETE+T Datasheet - Page 7
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MAX3454EETE+T
Manufacturer Part Number
MAX3454EETE+T
Description
IC TXRX USB ESD-PROT 16TQFN
Manufacturer
Maxim Integrated Products
Type
Transceiverr
Datasheet
1.MAX3454EEUD.pdf
(19 pages)
Specifications of MAX3454EETE+T
Protocol
USB 2.0
Voltage - Supply
1.65 V ~ 3.6 V
Mounting Type
Surface Mount
Package / Case
16-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Drivers/receivers
-
(MAX3455E
(MAX3454E
TSSOP
only)
only)
11
12
13
13
14
MAX3454E/
MAX3455E/
MAX3456E
(MAX3455E
(MAX3454E
THIN QFN
only)
only)
11
12
13
13
14
_______________________________________________________________________________________
±15kV ESD-Protected USB Transceivers
PIN
TSSOP
11
12
13
14
2
MAX3453E
THIN QFN
11
12
13
14
1
NAME
ENUM
V
V
D+
BD
TRM
BUS
USB Input/Output. For OE = GND, D+ functions as a USB
output, with VP providing the input signal. For OE = V
functions as a USB input, with VP functioning as a single-ended
receiver output. Connect a 1.5kΩ resistor from D+ to V
full-speed (12Mbps) operation (MAX3455E/MAX3456E). Drive
ENUM to V
MAX3454E) from D+ to V
V
Internal Regulator Output. V
output. Bypass V
capacitor as close to the device as possible. V
derives power from V
a +3.3V ±10% supply (MAX3454E/MAX3456E). V
power to internal circuitry and provides the pullup voltage for an
external USB pullup resistor (MAX3455E/MAX3456E). Do not
use V
Bus-Detection Output (MAX3453E/MAX3455E). The push-pull
BD output asserts low and the device enters sharing mode if
V
Enumerate Function Selection Input (MAX3453E/MAX3454E).
Drive ENUM to V
between V
Drive ENUM to GND to disconnect the internal 1.5kΩ resistor.
For SPD = V
GND, the 1.5kΩ resistor connects to D-. For the MAX3453E, the
resistor only connects to D+.
USB Power-Supply Input. Connect a +4.0V to +5.5V power
supply to V
regulator. Bypass V
as close to the device as possible. Connect V
together when powering the MAX3454E/MAX3456E with an
external power supply (+3.3V ±10%).
L
BUS
) operation.
TRM
< +3.6V. BD asserts high if V
to power external circuitry.
TRM
L
BUS
L
to connect the internal 1.5kΩ resistor (MAX3453E/
, the 1.5kΩ resistor connects to D+. For SPD =
. V
Pin Description (continued)
and D+ or D-, depending on the state of SPD.
L
TRM
BUS
to connect the internal 1.5kΩ resistor
BUS
BUS
to GND with a 1µF (min) ceramic
provides power to the internal linear
to GND with a 0.1µF ceramic capacitor
TRM
. Alternatively, drive V
FUNCTION
TRM
for full-speed (MAX3454E, SPD =
provides a regulated +3.3V
BUS
> +4.0V.
BUS
TRM
TRM
TRM
and V
normally
directly with
L
provides
, D+
TRM
TRM
for
7