參數(shù)資料
型號(hào)： ADSP-21992YST
廠商： ANALOG DEVICES INC
元件分類(lèi)： 數(shù)字信號(hào)處理
英文描述： Mixed Signal DSP Controller With CAN
中文描述： 16-BIT, 100 MHz, OTHER DSP, PQFP176
封裝： LQFP-176
文件頁(yè)數(shù)： 22/49頁(yè)
文件大小： 602K
代理商： ADSP-21992YST
This information applies to a product under development. Its characteristics and specifications are subject to change without notice. Analog
Devices assumes no obligation regarding future manufacturing unless otherwise agreed to in writing.
22
REV. PrA
For current information contact Analog Devices at (781) 937-1799
ADSP-21992
August 2002
ADSP-21992—SPECIFICATIONS
PRELIMINARY TECHNICAL DATA
RECOMMENDED OPERATING CONDITIONS
Parameter
Description
1
Min
Max
Unit
V
DDINT
Internal (Core) Supply Voltage
2.37
2.63
V
V
DDEXT
External (I/O) Supply Voltage
TBD
3.6
V
V
IH1
High Level Input Voltage
2
, @ V
DDINT
= max
2.0
V
DDEXT
V
V
IH2
High Level Input Voltage
3
, @ V
DDINT
= max
2.2
V
DDEXT
V
V
IL
Low Level Input Voltage
1, 2
, @ V
DDINT
= min
–0.3
0.6
V
T
AMB
Ambient Operating Temperature
–40oC
+85oC
oC
1
Specifications subject to change without notice.
2
Applies to input and bidirectional pins: DATA15–0, HAD15–0, HA16, HALE, HACK, HACK_P, BYPASS, HRD, HWR, ACK, PF7–0, HCMS,
HCIOMS, BR, TFS, TFS1, TFS2/MOSI0, RFS, RFS1, RFS2/MOSI1, BMODE2, BMODE1–0, TMS, TDI, TCK, DT2/MISO0, DR, DR1,
DR2/MISO1, TCLK, TCLK1, TCLK2/SCK0, RCLK, RCLK1, RCLK2/SCK1.
3
Applies to input pins: CLKIN, RESET, TRST.
ELECTRICAL CHARACTERISTICS
Parameter
1
V
OH
Description
High Level Output Voltage
2
Test Conditions
@ V
DDEXT
= min,
I
OH
= –0.5 mA
@ V
DDEXT
= min,
I
OL
= 2.0 mA
@ V
DDEXT
= max,
V
IN
= V
DD
max
@ V
DDINT
= max,
V
IN
= 0 V
@ V
DDINT
= max,
V
IN
= 0 V
Min
2.4
Max
Unit
V
V
OL
Low Level Output Voltage
2
0.4
V
I
IH
High Level Input Current
3, 4
TBD
μA
I
IL
Low Level Input Current
2
TBD
μA
I
ILP
Low Level Input Current
3
TBD
μA
I
OZH
Three State Leakage Current
5
@ V
DDINT
= max,
V
IN
= V
DD
max
TBD
μA
I
OZL
Three State Leakage Current
4
@ V
DDINT
= max,
V
IN
= 0 V
TBD
μA
I
OZHP
Three State Leakage Current
6
@ V
DDINT
= max,
V
IN
= V
DD
max
TBD
μA
I
OZLS
Three State Leakage Current
5
@ V
DDINT
= max,
V
IN
= 0 V
@ t
CK
= TBD ns,
V
DDINT
= max
@ t
CK
= TBD ns,
V
DDINT
= max
@ t
CK
= TBD ns,
V
DDINT
= max
f
IN
= 1 MHz,
T
CASE
= 25°C,
V
IN
= 2.5 V
TBD
μA
I
IDD TYPICAL
Supply Current (Internal)
TBD
mA
I
IDD IDLE
Supply Current (Internal)
TBD
mA
I
IDD PWRDWN
Supply Current (Internal)
TBD
mA
C
IN
Input Capacitance
7, 8
TBD
pF
1
Specifications subject to change without notice.
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