參數(shù)資料
型號(hào)： ADSP-2105
廠商： Analog Devices, Inc.
英文描述： ADSP-2100 Family DSP Microcomputers
中文描述： 的ADSP - 2100系列DSP的微機(jī)
文件頁(yè)數(shù)： 21/64頁(yè)
文件大?。?/td> 666K
代理商： ADSP-2105
ADSP-2111–SPECIFICATIONS
RECOMMENDEDOPERATINGCONDITIONS
K Grade
Min
B Grade
Min
T Grade
Min
Parameter
Max
Max
Max
Unit
V
DD
T
AMB
Supply Voltage
Ambient Operating T emperature
4.50
0
5.50
+70
4.50
–40
5.50
+85
4.50
–55
5.50
+125
V
°
C
See “Environmental Conditions” for information on thermal specifications.
ELECTRICAL CHARACTERISTICS
Parameter
T est Conditions
Min
Max
Unit
V
IH
V
IH
V
IL
V
OH
Hi-Level Input Voltage
3, 5
Hi-Level CLK IN Voltage
Lo-Level Input Voltage
1, 3
Hi-Level Output Voltage
2, 3, 7
@ V
DD
= max
@ V
DD
= max
@ V
DD
= min
@ V
DD
= min, I
OH
= –0.5 mA
@ V
DD
= min, I
OH
= –100
μ
A
8
@ V
DD
= min, I
OL
= 2 mA
@ V
DD
= max, V
IN
= V
DD
max
@ V
DD
= max, V
IN
= 0V
@ V
DD
= max, V
IN
= V
DD
max
6
@ V
DD
= max, V
IN
= 0V
6
@ V
IN
= 2.5 V, f
IN
= 1.0 MHz, T
AMB
= 25
°
C
@ V
IN
= 2.5 V, f
IN
= 1.0 MHz, T
AMB
= 25
°
C
2.0
2.2
V
V
V
V
V
V
μ
A
μ
A
μ
A
μ
A
pF
pF
0.8
2.4
V
DD
– 0.3
V
OL
I
IH
I
IL
I
OZH
I
OZL
C
I
C
O
Lo-Level Output Voltage
2, 3, 7
Hi-Level Input Current
1
Lo-Level Input Current
1
T ristate Leakage Curren
4
T ristate Leakage Current
4
Input Pin Capacitance
1, 8, 9
Output Pin Capacitance
4, 8, 9, 10
0.4
10
10
10
10
8
8
NOT ES
Input-only pins: CLK IN,
RESET
, I
RQ2
,
BR
, MMAP, DR1, DR0,
HSEL
, HSIZE, BMODE, HMD0, HMD1,
HRD
/HRW,
HWR
/
HDS
, HA2/ALE, HA1-0.
2
Output pins:
BG
,
PMS
,
DMS
,
BMS
,
RD
,
WR
, A0–A13, CLK OUT , DT 1, DT 0,
HACK
, FL2-0.
3
Bidirectional pins: D0–D23, SCLK 1, RFS1, T FS1, SCLK 0, RFS0, T FS0, HD0–HD15/HAD0–HAD15.
4
T ristatable pins: A0–A13, D0–D23,
PMS
,
DMS
,
BMS
,
RD
,
WR
, DT 1, SCLK 1, RSF1, T FS1, DT 0, SCLK 0, RFS0, T FS0, HD0–HD15/HAD0–HAD15.
5
Input-only pins:
RESET
,
IRQ2
,
BR
, MMAP, DR1, DR0,
HSEL
, HSIZE, BMODE, HMD0, HMD1,
HRD
/HRW,
HWR
/
HDS
, HA2/ALE, HA1-0.
6
0 V on
BR
, CLK IN Active (to force tristate condition).
7
Although specified for T T L outputs, all ADSP-2111 outputs are CMOS-compatible and will drive to V
DD
and GND, assuming no dc loads.
8
Guaranteed but not tested.
9
Applies to ADSP-2111 PGA and PQFP packages.
10
Output pin capacitance is the capacitive load for any three-stated output pin.
Specifications subject to change without notice.
ABSOLUT E MAX IMUM RAT INGS*
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 V to +7 V
Input Voltage . . . . . . . . . . . . . . . . . . . . . –0.3 V to V
DD
+ 0.3 V
Output Voltage Swing . . . . . . . . . . . . . . –0.3 V to V
+ 0.3 V
Operating T emperature Range (Ambient) . . . –55oC to +125oC
Storage T emperature Range . . . . . . . . . . . . . –65oC to +150oC
Lead T emperature (10 sec) PGA . . . . . . . . . . . . . . . . . +300oC
Lead T emperature (5 sec) PQFP . . . . . . . . . . . . . . . . . +280oC
*Stresses greater than those listed above may cause permanent damage to the
device. T hese are stress ratings only, and functional operation of the device at these
or any other conditions greater than those indicated in the operational sections of
this specification is not implied. Exposure to absolute maximum rating conditions
for extended periods may affect device reliability.
ADSP-21xx
REV. B
–21–
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參數(shù)描述
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