MCP2150 datasheet(28/52 Pages) MICROCHIP

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MCP2150

DS21655B-page 28

Preliminary

 2002 Microchip Technology Inc.

4.1

DC Characteristics (Continued)

DC Specifications

Electrical Characteristics:

Standard Operating Conditions (unless otherwise specified)

Operating temperature: -40°C

≤ TA ≤ +85°C (industrial)

Operating voltage VDD range as described in DC spec Section 4.1.

Param

No.

Sym

Characteristic

Min

Typ

Max

Units

Conditions

Input Low Voltage

VIL

Input pins

D030

with TTL buffer

(TX, RI, DTR, RTS, and EN)

VSS

—0.8 V

4.5 V

≤ VDD ≤ 5.5 V

D030A

VSS

—0.15 VDD

otherwise

D031

with Schmitt Trigger buffer

(BAUD1, BAUD0, and RXIR)

VSS

—0.2 VDD

D032

RESET

VSS

—0.2 VDD

D033

OSC1

VSS

—0.3 VDD

Input High Voltage

VIH

Input pins

—

D040

with TTL buffer

(TX, RI, DTR, RTS, and EN)

2.0

—

VDD

V4.5 V

≤ VDD ≤ 5.5 V

D040A

0.25 VDD

+ 0.8

—VDD

otherwise

D041

with Schmitt Trigger buffer

(BAUD1, BAUD0, and RXIR)

0.8 VDD

—VDD

D042

RESET

0.8 VDD

—VDD

D043

OSC1

0.7 VDD

—VDD

Input Leakage Current

(Notes 1, 2)

D060

IIL

Input pins

—

±1

µA

VSS

≤ VPIN ≤ VDD, Pin at

high-impedance

D061

RESET

——

±5

µA

VSS

≤ VPIN ≤ VDD

D063

OSC1

—

±5

µA

VSS

≤ VPIN ≤ VDD

Note 1: The leakage current on the RESET pin is strongly dependent on the applied voltage level. The specified

levels represent normal operating conditions. Higher leakage current may be measured at different input

voltages.

2: Negative current is defined as coming out of the pin.

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