USB2SER datasheet(17/28 Pages) FREESCALE

部件名	USB2SER

功能描述	USB to UART Application Specific IC Single chip USB to UART Data Transfer

PDF	28 Pages

Scroll/Zoom	100%

制造商	FREESCALE [Freescale Semiconductor, Inc]

网页	http://www.freescale.com

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17 / 28 page

Electrical Characteristics

USB2SER Data Sheet, Rev. 0

Freescale Semiconductor

1. Measured with VIn = VDD or VSS.

2. Measured with VIn = VSS.

A.6

Supply Current Characteristics

Output high current — Max total IOH for all ports

5 V

3 V

IOHT

—

100

Output high current — Max total IOL for all ports

IOLT

—

100

Input high voltage; all digital inputs

VIH

0.65 x VDD

——

Input low voltage; all digital inputs

VIL

—

0.35 x VDD

Input hysteresis; all digital inputs

VHYS

0.06 x VDD

——

Input leakage current; input only pins1

| IIn |—

.01

µA

High Impedance (off-state) leakage current1

| IOZ |—

.01

µA

Internal pullup resistors2 (Resume pin)

RPU

Internal pullup resistor to USBDP (to VUSB33)

Idle

Transmit

RPUPD

900

1425

—

1575

3090

Input capacitance; all non-supply pins

CIN

——

Table A-6. Supply current characteristics

Num

Parameter

Symbol

VDD (V)

Typical1

Max

Unit

Run supply current

RIDD

19.93

—

18.74

—

Table A-5. ESD Protection characteristics (continued)

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