Datasheet

ADSP-21483/ADSP-21486/ADSP-21487/ADSP-21488/ADSP-21489
Rev. B | Page 19 of 68 | March 2013
ELECTRICAL CHARACTERISTICS
300 MHz / 350 MHz / 400 MHz / 450 MHz
Parameter
1
Description Test Conditions Min Typ Max Unit
V
OH
2
High Level Output
Voltage
@ V
DD_EXT
= Min,
I
OH
= –1.0 mA
3
2.4 V
V
OL
2
Low Level Output
Voltage
@ V
DD_EXT
= Min,
I
OL
= 1.0 mA
3
0.4 V
I
IH
4, 5
High Level Input Current @ V
DD_EXT
= Max,
V
IN
= V
DD_EXT
Max
10 µA
I
IL
4
Low Level Input Current @ V
DD_EXT
= Max, V
IN
= 0 V 10 µA
I
ILPU
5
Low Level Input Current
Pull-up
@ V
DD_EXT
= Max, V
IN
= 0 V 200 µA
I
OZH
6, 7
Three-State Leakage
Current
@ V
DD_EXT
= Max,
V
IN
= V
DD_EXT
Max
10 µA
I
OZL
6
Three-State Leakage
Current
@ V
DD_EXT
= Max, V
IN
= 0 V 10 µA
I
OZLPU
7
Three-State Leakage
Current Pull-up
@ V
DD_EXT
= Max, V
IN
= 0 V 200 µA
I
OZHPD
8
Three-State Leakage
Current Pull-down
@ V
DD_EXT
= Max,
V
IN
= V
DD_EXT
Max
200 µA
I
DD_INT
9
Supply Current (Internal) f
CCLK
> 0 MHz Table 14 + Table 15
× ASF
mA
I
DD_INT
Supply Current (Internal) V
DDINT
= 1.1 V, ASF = 1,
T
J
= 25°C
410 / 450 / 500 / 550 mA
C
IN
10, 11
Input Capacitance T
CASE
= 25°C 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 55 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 pin: TDO.
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” (EE-348) for further information.
10
Applies to all signal pins.
11
Guaranteed, but not tested.