ADSP-21477 View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'ADSP-21477' PDF : 76 Pages View PDF
ADSP-21477/ADSP-21478/ADSP-21479
ELECTRICAL CHARACTERISTICS
200 MHz
266 MHz
300 MHz
Parameter1 Description
Test Conditions
Min Max Min Max Min Max
Unit
VOH2
VOL2
IIH4, 5
IIL4
IILPU5
IOZH6, 7
IOZL6
IOZLPU7
IOZHPD8
IDD_RTC
IDD_INT9
CIN10, 11
High Level Output Voltage @ VDD_EXT = Min,
2.4
IOH = –1.0 mA3
Low Level Output Voltage @ VDD_EXT = Min,
IOL = 1.0 mA3
High Level Input Current @ VDD_EXT = Max,
VIN = VDD_EXT Max
Low Level Input Current @ VDD_EXT = Max, VIN = 0 V
Low Level Input Current @ VDD_EXT = Max, VIN = 0 V
Pull-up
Three-State Leakage
Current
Three-State Leakage
Current
@ VDD_EXT = Max,
VIN = VDD_EXT Max
@ VDD_EXT = Max, VIN = 0 V
Three-State Leakage
Current Pull-up
@ VDD_EXT = Max, VIN = 0 V
Three-State Leakage
Current Pull-down
VDD_RTC Current
Supply Current (Internal)
@ VDD_EXT = Max,
VIN = VDD_EXT Max
@ VDD_RTC = 3.0,
TJ = 25°C
fCCLK > 0 MHz
Input Capacitance
TCASE = 25°C
2.4
0.4
10
–10
200
10
–10
200
200
0.76
Table 14
+
Table 15
× ASF
5
2.4
0.4
10
–10
200
10
–10
200
200
0.76
Table 14
+
Table 15
× ASF
5
V
0.4
V
10
μA
–10
μA
200
μA
10
μA
–10
μA
200
μA
200
μA
0.76
μA
Table 14 mA
+
Table 15
× ASF
5
pF
1 Specifications subject to change without notice.
2 Applies to output and bidirectional pins: ADDR23-0, DATA15-0, AMI_RD, AMI_WR, FLAG3–0, DAI_Px, DPI_Px, EMU, TDO, RESETOUT,MLBSIG, MLBDAT, MLBDO,
MLBSO, SDRAS, SDCAS, SDWE, SDCKE, SDA10, SDDQM, MS0-1.
3 See Output Drive Currents on Page 65 for typical drive current capabilities.
4 Applies to input pins: BOOT_CFGx, CLK_CFGx, TCK, RESET, CLKIN.
5 Applies to input pins with internal pull-ups: TRST, TMS, TDI.
6 Applies to three-statable pins: TDO, MLBDAT, MLBSIG, MLBDO, and MLBSO.
7 Applies to three-statable pins with pull-ups: DAI_Px, DPI_Px, EMU.
8 Applies to three-statable pin with pull-down: SDCLK.
9 See Engineer-to-Engineer Note “Estimating Power Dissipation for ADSP-214xx SHARC Processors” for further information.
10Applies to all signal pins.
11Guaranteed, but not tested.
Rev. C | Page 22 of 76 | July 2013
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