sx150x_89b-datasheet

ADVANCED COMMUNICATIONS & SENSING
Rev 4 – 26
th
April 2011 10 www.semtech.com
SX1508B/SX1509B
World’s Lowest Voltage Level Shifting GPIO
with LED Driver and Keypad Engine
3 T YPICAL O PERATING C HARACTERISTICS
Figure 3 – Typical Operating Characteristics
Fosc vs.Temperature (VDDM = 3.6V)
1.3
1.5
1.7
1.9
2.1
2.3
2.5
-50 -30 -10 10 30 50 70 90
Temp (
o
C)
F o s c (M H z )
SX1509B IDDM vs.VDDM (Oscillator Enabled)
100
120
140
160
180
200
220
240
260
280
300
320
340
360
1.3 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5
VDDM (V)
I D D M (u A )
VOL vs.Temperature (VCCx = 3.6V, IOL = 15mA)
0
0.05
0.1
0.15
0.2
0.25
0.3
-50 -30 -10 10 30 50 70 90
Temp (
o
C)
V O L (V )
VOH vs. Temperature (VCCx = 3.6V, IOH = 8mA)
3.2
3.25
3.3
3.35
3.4
3.45
3.5
3.55
3.6
-50 -30 -10 10 30 50 70 90
Temp (
o
C)
V O H ( V )
SX1509B IDDM vs.VDDM (Oscillator Enabled)
100
120
140
160
180
200
220
240
260
280
300
320
340
360
1.3 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5
VDDM (V)
I D D M ( u A )
VOH vs. IOH (VDDM = 3.6V, Temp 25C)
3.2
3.25
3.3
3.35
3.4
3.45
3.5
3.55
3.6
-8 -7 -6 -5 -4 -3 -2 -1 0
IOH (mA)
V O H ( V )
VOL vs. IOL (VCCx = 3.6V, Temp 25C)
0
0.05
0.1
0.15
0.2
0.25
0.3
0 2 4 6 8 10 12 14
IOL (mA)
V O L ( V )
Fosc vs. VDDM
1.3
1.5
1.7
1.9
2.1
2.3
2.5
1.3 1.5 1.7 1.9 2.1 2.3 2.5 2.7 2.9 3.1 3.3 3.5
VDDM (V)
F o s c ( M H z )