5CSXC4 datasheet(39/74 Pages) ALTERA

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Chapter 2: Device Datasheet for Cyclone V Devices

2–9

Electrical Characteristics

February 2012

Altera Corporation

Cyclone V Device Handbook

Volume 1: Device Overview and Datasheet

Table 2–10 lists the OCT variation after the power-up calibration.

Pin Capacitance

Table 2–11 lists the Cyclone V device family pin capacitance.

Hot Socketing

Table 2–12 lists the hot socketing specifications for Cyclone V devices.

Table 2–10. OCT Variation after Power-Up Calibration for Cyclone V Devices—Preliminary (1)

Symbol

Description

VCCIO (V)

Typical

Unit

dR/dV

OCT variation with voltage without

recalibration

3.0

0.0297

%/mV

2.5

0.0344

1.8

0.0499

1.5

0.0744

1.2

0.1241

dR/dT

OCT variation with temperature

without recalibration

3.0

0.189

%/°C

2.5

0.208

1.8

0.266

1.5

0.273

1.2

0.317

Note to Table 2–10:

(1) Valid for a VCCIO range of ±5% and a temperature range of 0° to 85°C.

Table 2–11. Pin Capacitance for Cyclone V Devices

Symbol

Description

Value

Unit

CIOTB

Input capacitance on top and bottom I/O pins

5.5

CIOLR

Input capacitance on left and right I/O pins

5.5

COUTFB

Input capacitance on dual-purpose clock output and feedback pins

5.5

Table 2–12. Hot Socketing Specifications for Cyclone V Devices—Preliminary

Symbol

Description

Maximum

IIOPIN (DC)

DC current per I/O pin

300

μA

IIOPIN (AC)

AC current per I/O pin

8 mA (1)

XCVR-TX (DC)

DC current per transceiver transmitter (TX) pin

100 mA

XCVR-RX (DC)

DC current per transceiver receiver (RX) pin

50 mA

Note to Table 2–12:

(1) The I/O ramp rate is 10 ns or more. For ramp rates faster than 10 ns, |IIOPIN| = C dv/dt, in which C is the I/O pin

capacitance and dv/dt is the slew rate.

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