ADSP-218xN
SPECIFICATIONS
RECOMMENDED OPERATING CONDITIONS
Parameter1
K Grade (Commercial)
Min
Max
B Grade (Industrial)
Min
Max
Unit
VDDINT
VDDEXT
VINPUT2
TAMB
1.71
1.71
VIL = – 0.3
0
1.89
1.8
2.0
V
3.6
1.8
3.6
V
VIH = + 3.6
VIL = – 0.3
VIH = + 3.6
V
70
– 40
+ 85
°C
1 Specifications subject to change without notice.
2 The ADSP-218xN is 3.3 V tolerant (always accepts up to 3.6 V max VIH), but voltage compliance (on outputs, VOH) depends on the input VDDEXT, because VOH (max)
approximately equals VDDEXT (max). This 3.3 V tolerance applies to bidirectional pins (D23–D0, RFS0, RFS1, SCLK0, SCLK1, TFS0, TFS1, A13–A1, PF7–PF0) and input-
only pins (CLKIN, RESET, BR, DR0, DR1, PWD).
ELECTRICAL CHARACTERISTICS
Parameter1
VIH
Description
Hi-Level Input Voltage2, 3
VIL
Lo-Level Input Voltage2, 3
VOH
Hi-Level Output Voltage2, 4, 5
VOL
Lo-Level Output Voltage2, 4, 5
IIH
Hi-Level Input Current3
IIL
Lo-Level Input Current3
IOZH
Three-State Leakage Current7
IOZL
Three-State Leakage Current7
IDD
Supply Current (Idle)9
IDD
Supply Current (Dynamic)10
Test Conditions
@ VDDEXT = 1.71 V to 2.0 V,
VDDINT = max
@ VDDEXT = 2.1 V to 3.6 V,
VDDINT = max
@ VDDEXT ≤ 2.0 V,
VDDINT = min
@ VDDEXT ≥ 2.0 V,
VDDINT = min
@ VDDEXT = 1.71 V to 2.0 V,
IOH = – 0.5 mA
@ VDDEXT = 2.1 V to 2.9 V,
IOH = – 0.5 mA
@ VDDEXT = 3.0 V to 3.6 V,
IOH = – 0.5 mA
@ VDDEXT = 1.71 V to 3.6 V,
IOH = – 100 μA6
@ VDDEXT = 1.71 V to 3.6 V,
IOL = 2.0 mA
@ VDDINT = max,
VIN = 3.6 V
@ VDDINT = max,
VIN = 0 V
@ VDDEXT = max,
VIN = 3.6 V8
@ VDDEXT = max,
VIN = 0 V8
@ VDDINT = 1.8 V,
tCK = 12.5 ns,
TAMB = 25°C
@ VDDINT = 1.8 V,
tCK = 12.5 ns11,
TAMB = 25°C
Min
1.25
1.7
1.35
2.0
2.4
VDDEXT – 0.3
Typ Max
0.6
0.7
0.4
10
10
10
10
6
25
Unit
V
V
V
V
V
V
V
V
V
μA
μA
μA
μA
mA
mA
Rev. A | Page 22 of 48 | August 2006