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SX1512BIULTRT Datasheet(PDF) 9 Page - Semtech Corporation

Part No. SX1512BIULTRT
Description  World’s Lowest Voltage Level Shifting GPIO with LED Driver and Keypad Engine
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Maker  SEMTECH [Semtech Corporation]
Homepage  http://www.semtech.com
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SX1512BIULTRT Datasheet(HTML) 9 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
Rev 3 – 9
th Sept. 2010
9
www.semtech.com
SX1510B/SX1511B/SX1512B
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
Symbol
Description
Conditions
Min
Typ
Max
Unit
ILEAK
Input leakage current
Assuming no active
pull-up/down
-1
-
1
µA
CI
Input capacitance
-
-
-
10
pF
I/Os set as Output
VOH
High level output voltage
-
VCC1,2
– 0.3
-
VCC1,2
V
VOL
Low level output voltage
-
-0.4
-
0.3
V
VCC1,2 >= 2V
-
-
8
(2)
IOH
High level output source current
VCC1,2 < 2V
-
-
2
(2)
mA
VCC1,2 >= 2V
-
-
15
(2)
IOL
Low level output sink current
VCC1,2 < 2V
-
-
8
(2)
mA
tPV
Output data valid timing
After 8
th SCK falling
edge
-
-
200
ns
NINT (Output)
VOL
Low level output voltage
-
-0.4
-
0.3
V
VDDM >= 2V
-
-
8
IOLM
Low level output sink current
VDDM < 2V
-
-
4
mA
tIV
Interrupt valid timing
From input data change
-
-
4
µs
tIR
Interrupt reset timing
From RegInterruptSource
clearing
-
-
4
µs
NRESET (Input)
VDDM >= 2V
0.7*VDDM
-
VDDMmax
VIHMR
High level input voltage
VDDM < 2V
0.8*VDDM
-
VDDMmax
V
VDDM >= 2V
-0.4
-
0.3*VDDM
VILM
Low level input voltage
VDDM < 2V
-0.4
-
0.2*VDDM
V
ILEAK
Input leakage current
-
-1
-
1
µA
CI
Input capacitance
-
-
-
10
pF
VPOR
Power-On-Reset voltage
Cf. Figure 8
-
0.8
-
V
VDROPH High brown-out voltage
Cf. Figure 8
-
VDDM-1
-
V
VDROPL Low brown-out voltage
Cf. Figure 8
-
0.2
-
V
tRESET
Reset time
Cf. Figure 8
0.6
-
2.5
ms
tPULSE
Reset pulse from host uC
Cf. Figure 8
200
-
-
ns
OSCIO (Input/Output)
VDDM >= 2V
0.7*VDDM
-
VDDM+0.3
1.425V =< VDDM < 2V 0.8*VDDM
-
VDDM+0.3
VIHMO
High level input voltage
VDDM < 1.425V
0.9*VDDM
-
VDDM+0.3
V
VDDM >= 2V
-0.4
-
0.3*VDDM
1.425V =< VDDM < 2V
-0.4
-
0.2*VDDM
VILMO
Low level input voltage
VDDM < 1.425V
-0.4
-
0.1*VDDM
V
ILEAK
Input leakage current
-
-1
-
1
µA
CI
Input capacitance
-
-
-
10
pF
VOHM
High level output voltage
-
VDDM-0.3
-
VDDM
V
VOL
Low level output voltage
-
-0.4
-
0.3
V
VDDM >= 2V
-
-
8
IOHM
High level output source current
VDDM < 2V
-
-
2
mA
VDDM >= 2V
-
-
8
IOLM
Low level output sink current
VDDM < 2V
-
-
4
mA
SPI Interface : NSS(Input), SCK(Input), SI(Input), SO(Output)
VDDM >= 2V
0.7*
VDDM
-
VDDM
+0.3
VIHMA
High level input voltage
VDDM < 2V
0.8*
VDDM
-
VDDM
+0.3
V
VDDM >= 2V
-0.4
-
0.3*
VDDM
VILM
Low level input voltage
VDDM < 2V
-0.4
-
0.2*
VDDM
V
ILEAK
Input leakage current
-
-1
-
1
µA
CI
Input capacitance
-
-
-
10
pF
VOHM
High level output voltage
-
VDDM –
0.3
-
VDDM
V


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