ADSP-21469KBZ-ENG2 datasheet(17/56 Pages) AD

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ADSP-21469

Preliminary Technical Data

Rev. PrB

Page 17 of 56

November 2008

ELECTRICAL CHARACTERISTICS

Parameter1

1 Specifications subject to change without notice.

Description

Test Conditions

Min

Typical

Max

Unit

VOH

2 Applies to output and bidirectional pins: AMI_ADDR23-0, AMI_DATA7-0, AMI_RD, AMI_WR, FLAG3–0, DAI_Px, DPI_Px, EMU, TDO, CLKOUT.

High Level Output Voltage

@ VDD_EXT = min, IOH = –1.0 mA

3 See Output Drive Currents on Page 50 for typical drive current capabilities.

2.4

VOL

Low Level Output Voltage

@ VDD_EXT = min, IOL = 1.0 mA

0.4

IOH_DDR2

4 Applies to DDR2_ADDR18-0, DDR2_CAS, DDR2_CS3-0, DDR2_DQ1-0, DDR2_DM1-0, DDR2_DQS1-0, DDR2_DATA15-0, DDR2_RAS, DDR2_WE, DDR2_CLK0,

DDR2_CLK0, DDR2_CLK1 and, DDR2_CLK1.

Output Source DC Current

@ VOH_DDR2 (DC) = VDD_DDR2 -0.28 V

TBD

IOL_DDR2

Output Sink DC Current

@ VOL_DDR2 (DC)=0.28

TBD

IIH

5, 6

5 Applies to input pins: BOOTCFGx, CLKCFGx, TCK, RESET, CLKIN.

6 Applies to input pins with 22.5 k

Ω internal pull-ups: TRST, TMS, TDI.

High Level Input Current

@ VDD_EXT = max, VIN = VDD_EXT max

μA

IIL

Low Level Input Current

@ VDD_EXT = max, VIN = 0 V

μA

IILPU

Low Level Input Current Pull-up

@ VDD_EXT = max, VIN = 0 V

TBD

μA

IOZH

7, 8

7 Applies to three-statable pins: FLAG3–0.

8 Applies to three-statable pins with 22.5 k

Ω pull-ups: DAI_Px, DPI_Px, EMU.

Three-State Leakage Current

@ VDD_EXT = max, VIN = VDD_EXT max

μA

IOZL

Three-State Leakage Current

@ VDD_EXT = max, VIN = 0 V

μA

IOZLPU

Three-State Leakage Current Pull-up

@ VDD_EXT = max, VIN = 0 V

TBD

μA

IDD-INTYP

9, 10

9 Typical internal current data reflects nominal operating conditions.

10See Engineer-to-Engineer Note “Estimating Power Dissipation for ADSP-21469 SHARC Processors” for further information.

Supply Current (Internal)

TBD

CIN

11, 12

11Applies to all signal pins.

12Guaranteed, but not tested.

Input Capacitance

TBD

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