AD2S82 AD [Analog Devices], AD2S82 Datasheet - Page 3

• Manufacturer Part Number: AD2S82
• Description: Variable Resolution, Monolithic Resolver-to-Digital Converters
• Manufacturer: AD [Analog Devices]

Parameter
COMPLEMENT
BUSY
DIRECTION
RIPPLE CLOCK
DIGITAL INPUTS
DIGITAL INPUTS
DIGITAL INPUTS
DIGITAL OUTPUTS
THREE-STATE LEAKAGE
POWER SUPPLIES
NOTES
1
2
3
4
5
Specifications subject to change without notice.
All min and max specifications are guaranteed. Specifications in boldface are tested on all production units at final electrical test.
REV. B
Refers to small signal bandwidth.
Output offset dependent on value for R6.
Refer to timing diagram.
AD2S82A only.
These pins are referenced to +V
Sense
Width
Load
Sense
Max Load
Sense
Width
Reset
Load
High Voltage, V
Low Voltage, V
High Current, I
Low Current, I
Low Voltage, V
Low Current, I
High Voltage, V
Low Voltage, V
Current I
Voltage Levels
Current
+V
–V
+V
+I
+I
+I
3
S
S
L
S
S
L
L
3
IL
IL
IL
IL
OL
IH
4, 5
3
IH
OH
S
(i.e., HI = +12 V, LO = 0 V).
Conditions
Internally Pulled High (100 k ) to
+V
Connect for Normal Operation
Logic HI When Position O/P Changing
Use Additional Pull-Up
Logic HI Counting Up
Logic LO Counting Down
Logic HI, All 1s to All 0s
All 0s to All 1s
Dependent On Input Velocity
Before Next Busy
INHIBIT, ENABLE
DB1–DB16, Byte Select
INHIBIT, ENABLE
DB1–DB16, Byte Select
INHIBIT, ENABLE
DB1–DB16
INHIBIT, ENABLE
DB1–DB16, Byte Select
ENABLE = HI
SC1, SC2, Data Load
ENABLE = HI
SC1, SC2, Data Load
DB1–DB16; RIPPLE CLK, DIR
I
DB1–DB16, RIPPLE CLK, DIR
I
DB1–DB16 Only
+V
V
+V
V
OH
OL
V
V
V
V
V
V
V
V
V
V
V
OL
OH
S
S
S
S
S
S
S
S
S
S
S
S
S
L
= 1.2 mA
; Logic LO to Activate; No
= 100 A
= 0 V
= 10.8 V, V
= 13.2 V, V
= 13.2 V, V
= 13.2 V, V
= 12.0 V, V
= 12.0 V, V
= 12.0 V, V
= 12.0 V, V
= 12.0 V, V
= 12.0 V, V
= 5.0 V
@ 12 V
@ 13.2 V
@ 5.0 V
L
L
L
L
L
L
L
L
L
L
= 5.0 V
= 5.0 V
= 5.5 V
= 5.5 V
= 5.0 V
= 5.0 V
= 4.5 V
= 5.5 V
= 5.5 V
= 5.5 V
–3–
Min
200
300
2.0
2.4
+10.8
–10.8
+5
AD2S81A
Typ
12
19
0.5
Max
600
1
3
3
0.8
1.0
–400
0.4
+13.2
–13.2
+13.2
100
100
100
100
23
30
1.5
Min
200
300
2.0
2.4
+10.8
–10.8
+5
AD2S82A
Typ
AD2S81A/AD2S82A
12
19
0.5
Max
600
1
3
3
0.8
1.0
–400
0.4
+13.2
–13.2
+13.2
100
100
100
100
23
30
1.5
Units
ns
LSTTL
LSTTL
LSTTL
V
V
V
V
V
V
V
V
mA
mA
mA
A
A
A
A
A