Preliminary Technical Data
ELECTRICAL CHARACTERISTICS
ADSP-21462/ADSP-21465/ADSP-21467/ADSP-21469
450 MHz
400 MHz
Parameter 1
Description
Test Conditions
Min
Typical
Max
Min
Typical
Max
Unit
V OH 2
V OL 2
I OH_DDR2 4
High Level Output
Voltage
Low Level Output
Voltage
Output Source DC
@ V DD_EXT = min, I OH =
–1.0 mA 3
@ V DD_EXT = min, I OL = 1.0
mA 3
@ V OH_DDR2 (DC) =
2.4
TBD
0.4
2.4
TBD
0.4
V
V
mA
Current
V DD_DDR2 -0.28 V
I OL_DDR2 4
V OH_DDR2
V OL_DDR2
Output Sink DC Current
@ V OL_DDR2 (DC)=0.28
@
@
TBD
TBD
TBD
TBD
TBD
TBD
mA
mA
mA
I IH
5, 6
High Level Input Current @ V DD_EXT = max, V IN =
10
10
μA
V DD_EXT max
I IL 5
I ILPU 6
Low Level Input Current
Low Level Input Current
@ V DD_EXT = max, V IN = 0 V
@ V DD_EXT = max, V IN = 0 V
–10
TBD
–10
TBD
μA
μA
Pull-up
I OZH 7, 8
Three-State Leakage
@ V DD_EXT = max, V IN =
10
10
μA
Current
V DD_EXT max
I OZL 7
Three-State Leakage
@ V DD_EXT = max, V IN = 0 V
–10
–10
μA
Current
I OZLPU 8
Three-State Leakage
@ V DD_EXT = max, V IN = 0 V
TBD
TBD
μA
Current Pull-up
I DD-INTYP 9, 10
Supply Current (Internal) TBD
TBD
TBD
mA
C IN
11, 12
Input Capacitance
TBD
TBD
TBD
pF
1
2
3
4
5
6
7
8
9
Specifications subject to change without notice.
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.
See Output Drive Currents on Page 52 for typical drive current capabilities.
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.
Applies to input pins: BOOTCFGx, CLKCFGx, TCK, RESET, CLKIN.
Applies to input pins with internal pull-ups: TRST, TMS, TDI.
Applies to three-statable pins: FLAG3–0.
Applies to three-statable pins with pull-ups: DAI_Px, DPI_Px, EMU.
Typical internal current data reflects nominal operating conditions.
10
11
12
See Engineer-to-Engineer Note “Estimating Power Dissipation for ADSP-2146x SHARC Processors” for further information.
Applies to all signal pins.
Guaranteed, but not tested.
Rev. PrC
| Page 19 of 62 | January 2009
相关PDF资料
ADZS-21479-EZLITE KIT EVAL EZ BOARD ADSP-2147X
ADZS-21489-EZLITE KIT EVAL EZ BOARD ADSP-2148X
ADZS-218X-ICE-2.5V EMULATOR SRL FOR ADDS-218X-ICE
ADZS-BF506F-EZLITE KIT EVAL EZLITE ADSP-BF506F
ADZS-BF518F-EZLITE KIT EZ LITE BF512F/14F/16F/18F
ADZS-BF527-EZLITE BOARD EVAL ADSP-BF527
ADZS-BF533-EZLITE KIT W/BOARD EVAL FOR ADSP-BF533
ADZS-BF538F-EZLITE BOARD EVAL FOR ADSP-BF538
相关代理商/技术参数
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